Bump to 0.183.13 for @osiewicz

Cherry-picked Revert "python: Enable subroot detection for pylsp and
pyright (#27364)" (#29658)

This reverts commit e661a0afd6.

Closes #ISSUE

Release Notes:

- Reverted changes to Python subroot detection which could have caused
multiple python processes to be spawned when working in projects with
multiple `pyproject.toml` files.

Co-authored-by: Piotr Osiewicz <24362066+osiewicz@users.noreply.github.com>

.cargo/config.toml

@@ -14,10 +14,10 @@ linker = "clang"
 rustflags = ["-C", "link-arg=-fuse-ld=mold"]
 
 [target.aarch64-apple-darwin]
-rustflags = ["-C", "link-args=-Objc -all_load"]
+rustflags = ["-C", "link-args=-all_load"]
 
 [target.x86_64-apple-darwin]
-rustflags = ["-C", "link-args=-Objc -all_load"]
+rustflags = ["-C", "link-args=-all_load"]
 
 [target.'cfg(target_os = "windows")']
 rustflags = [

.config/hakari.toml

@@ -0,0 +1,43 @@
+# This file contains settings for `cargo hakari`.
+# See https://docs.rs/cargo-hakari/latest/cargo_hakari/config for a full list of options.
+
+hakari-package = "workspace-hack"
+
+resolver = "2"
+dep-format-version = "4"
+workspace-hack-line-style = "workspace-dotted"
+
+# this should be the same list as "targets" in ../rust-toolchain.toml
+platforms = [
+    "x86_64-apple-darwin",
+    "aarch64-apple-darwin",
+    "x86_64-unknown-linux-gnu",
+    "aarch64-unknown-linux-gnu",
+    "x86_64-pc-windows-msvc",
+    "x86_64-unknown-linux-musl", # remote server
+]
+
+[traversal-excludes]
+workspace-members = [
+    "remote_server",
+]
+third-party = [
+    { name = "reqwest", version = "0.11.27" },
+]
+
+[final-excludes]
+workspace-members = [
+    "zed_extension_api",
+
+    # exclude all extensions
+    "zed_emmet",
+    "zed_glsl",
+    "zed_html",
+    "perplexity",
+    "zed_proto",
+    "zed_ruff",
+    "slash_commands_example",
+    "zed_snippets",
+    "zed_test_extension",
+    "zed_toml",
+]

.github/ISSUE_TEMPLATE/01_bug_agent.yml

@@ -0,0 +1,36 @@
+name: Bug Report (Agent Panel)
+description: Zed Agent Panel Bugs
+type: "Bug"
+labels: ["agent", "ai"]
+title: "Agent Panel: <a short description of the Agent Panel bug>"
+body:
+  - type: textarea
+    attributes:
+      label: Summary
+      description: Describe the bug with a one line summary, and provide detailed reproduction steps
+      value: |
+        <!-- Please insert a one line summary of the issue below -->
+        SUMMARY_SENTENCE_HERE
+
+        ### Description
+        <!--  Describe with sufficient detail to reproduce from a clean Zed install. -->
+        <!--  Please include the LLM provider and model name you are using -->
+        Steps to trigger the problem:
+        1.
+        2.
+        3.
+
+        Actual Behavior:
+        Expected Behavior:
+    validations:
+      required: true
+
+  - type: textarea
+    id: environment
+    attributes:
+      label: Zed Version and System Specs
+      description: 'Open Zed, and in the command palette select "zed: Copy System Specs Into Clipboard"'
+      placeholder: |
+        Output of "zed: Copy System Specs Into Clipboard"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/02_bug_edit_predictions.yml

@@ -0,0 +1,36 @@
+name: Bug Report (Edit Predictions)
+description: Zed Edit Predictions bugs
+type: "Bug"
+labels: ["ai", "inline completion", "zeta"]
+title: "Edit Predictions: <a short description of the Edit Prediction bug>"
+body:
+  - type: textarea
+    attributes:
+      label: Summary
+      description: Describe the bug with a one line summary, and provide detailed reproduction steps
+      value: |
+        <!-- Please insert a one line summary of the issue below -->
+        SUMMARY_SENTENCE_HERE
+
+        ### Description
+        <!--  Describe with sufficient detail to reproduce from a clean Zed install. -->
+        <!--  Please include the LLM provider and model name you are using -->
+        Steps to trigger the problem:
+        1.
+        2.
+        3.
+
+        Actual Behavior:
+        Expected Behavior:
+    validations:
+      required: true
+
+  - type: textarea
+    id: environment
+    attributes:
+      label: Zed Version and System Specs
+      description: 'Open Zed, and in the command palette select "zed: Copy System Specs Into Clipboard"'
+      placeholder: |
+        Output of "zed: Copy System Specs Into Clipboard"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/03_bug_git.yml

@@ -0,0 +1,35 @@
+name: Bug Report (Git)
+description: Zed Git-Related Bugs
+type: "Bug"
+labels: ["git"]
+title: "Git: <a short description of the Git bug>"
+body:
+  - type: textarea
+    attributes:
+      label: Summary
+      description: Describe the bug with a one line summary, and provide detailed reproduction steps
+      value: |
+        <!-- Please insert a one line summary of the issue below -->
+        SUMMARY_SENTENCE_HERE
+
+        ### Description
+        <!--  Describe with sufficient detail to reproduce from a clean Zed install. -->
+        Steps to trigger the problem:
+        1.
+        2.
+        3.
+
+        Actual Behavior:
+        Expected Behavior:
+
+    validations:
+      required: true
+  - type: textarea
+    id: environment
+    attributes:
+      label: Zed Version and System Specs
+      description: 'Open Zed, and in the command palette select "zed: Copy System Specs Into Clipboard"'
+      placeholder: |
+        Output of "zed: Copy System Specs Into Clipboard"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/10_bug_report.yml

@@ -0,0 +1,56 @@
+name: Bug Report (Other)
+description: |
+  Something else is broken in Zed (exclude crashing).
+type: "Bug"
+body:
+  - type: textarea
+    attributes:
+      label: Summary
+      description: Provide a one sentence summary and detailed reproduction steps
+      value: |
+        <!-- Begin your issue with a one sentence summary -->
+        SUMMARY_SENTENCE_HERE
+
+        ### Description
+        <!--  Describe with sufficient detail to reproduce from a clean Zed install.
+          - Any code must be sufficient to reproduce (include context!)
+          - Code must as text, not just as a screenshot.
+          - Issues with insufficient detail may be summarily closed.
+        -->
+
+        Steps to reproduce:
+        1.
+        2.
+        3.
+        4.
+
+        Expected Behavior:
+        Actual Behavior:
+
+        <!-- Before Submitting, did you:
+          1. Include settings.json, keymap.json, .editorconfig if relevant?
+          2. Check your Zed.log for relevant errors? (please include!)
+          3. Click Preview to ensure everything looks right?
+          4. Hide videos, large images and logs in ``` inside collapsible blocks:
+
+        <details><summary>click to expand</summary>
+
+        ```json
+
+        ```
+        </details>
+        -->
+
+    validations:
+      required: true
+
+  - type: textarea
+    id: environment
+    attributes:
+      label: Zed Version and System Specs
+      description: |
+        Open Zed, from the command palette select "zed: Copy System Specs Into Clipboard"
+      placeholder: |
+        Output of "zed: Copy System Specs Into Clipboard"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/11_crash_report.yml

@@ -5,10 +5,12 @@ body:
   - type: textarea
     attributes:
       label: Summary
-      description: Describe the bug with a one line summary, and provide detailed reproduction steps
+      description: Summarize the issue with detailed reproduction steps
       value: |
-        <!-- Please insert a one line summary of the issue below -->
+        <!-- Begin your issue with a one sentence summary -->
+        SUMMARY_SENTENCE_HERE
 
+        ### Description
         <!-- Include all steps necessary to reproduce from a clean Zed installation. Be verbose -->
         Steps to trigger the problem:
         1.
@@ -16,7 +18,6 @@ body:
         3.
 
         Actual Behavior:
-
         Expected Behavior:
 
     validations:
@@ -40,10 +41,11 @@ body:
       value: |
         <details><summary>Zed.log</summary>
 
-        <!-- Click below this line and paste or drag-and-drop your log-->
-        ```
+        <!-- Paste your log inside the code block. -->
+        ```log
 
         ```
-        <!-- Click above this line and paste or drag-and-drop your log--></details>
+
+        </details>
     validations:
       required: false

.github/ISSUE_TEMPLATE/1_bug_report.yml

@@ -1,57 +0,0 @@
-name: Bug Report
-description: |
-  Something is broken in Zed (exclude crashing).
-type: "Bug"
-body:
-  - type: textarea
-    attributes:
-      label: Summary
-      description: Describe the bug with a one line summary, and provide detailed reproduction steps
-      value: |
-        <!-- Please insert a one line summary of the issue below -->
-
-        SUMMARY_SENTENCE_HERE
-
-        <!-- Be verbose: Include all steps necessary to reproduce from a clean Zed installation. -->
-        <!-- Code snippets are better than images, a repository link that reproduces the issue is ideal. -->
-
-        Steps to trigger the problem:
-        1.
-        2.
-        3.
-        4.
-
-        Actual Behavior:
-
-        Expected Behavior:
-
-        <!--
-          Is there anything additional necessary to reproduce this issue?
-            - settings.json, keymap.json, .editorconfig etc?
-            - Does it happen intermittently or only with specific projects / file types?
-            - Have you found a workaround?
-
-          Did you check your Zed.log to see if there is any relevant details there?
-            - When including large items (videos, screenshots, logs, configs) please wrap with:
-
-          <details><summary>See inside for XXXXYYY</summary>
-
-          ```shell
-          code
-          ```
-
-          </details>
-        -->
-
-    validations:
-      required: true
-
-  - type: textarea
-    id: environment
-    attributes:
-      label: Zed Version and System Specs
-      description: 'Open Zed, and in the command palette select "zed: Copy System Specs Into Clipboard"'
-      placeholder: |
-        Output of "zed: Copy System Specs Into Clipboard"
-    validations:
-      required: true

.github/ISSUE_TEMPLATE/99_other.yml

@@ -0,0 +1,19 @@
+name: Other [Staff Only]
+description: Zed Staff Only
+body:
+  - type: textarea
+    attributes:
+      label: Summary
+      value: |
+        <!-- Please insert a one line summary of the issue below -->
+        SUMMARY_SENTENCE_HERE
+
+        ### Description
+
+        IF YOU DO NOT WORK FOR ZED INDUSTRIES DO NOT CREATE ISSUES WITH THIS TEMPLATE.
+        THEY WILL BE AUTO-CLOSED AND MAY RESULT IN YOU BEING BANNED FROM THE ZED ISSUE TRACKER.
+
+        FEATURE REQUESTS / SUPPORT REQUESTS SHOULD BE OPENED AS DISCUSSIONS:
+          https://github.com/zed-industries/zed/discussions/new/choose
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -4,9 +4,6 @@ contact_links:
   - name: Feature Request
     url: https://github.com/zed-industries/zed/discussions/new/choose
     about: To request a feature, open a new Discussion in one of the appropriate Discussion categories
-  - name: Zed Discussion Forum
-    url: https://github.com/zed-industries/zed/discussions
-    about: A community discussion forum
-  - name: "Zed Discord: #Support Channel"
+  - name: "Zed Discord"
     url: https://zed.dev/community-links
     about: Real-time discussion and user support

.github/actions/run_tests_windows/action.yml

@@ -23,4 +23,4 @@ runs:
     - name: Run tests
       shell: pwsh
       working-directory: ${{ inputs.working-directory }}
-      run: cargo nextest run --workspace --no-fail-fast
+      run: cargo nextest run --workspace --no-fail-fast --config='profile.dev.debug="limited"'

.github/workflows/ci.yml

@@ -110,6 +110,39 @@ jobs:
           input: "crates/proto/proto/"
           against: "https://github.com/${GITHUB_REPOSITORY}.git#branch=${BUF_BASE_BRANCH},subdir=crates/proto/proto/"
 
+  workspace_hack:
+    timeout-minutes: 60
+    name: Check workspace-hack crate
+    needs: [job_spec]
+    if: |
+      github.repository_owner == 'zed-industries' &&
+      needs.job_spec.outputs.run_tests == 'true'
+    runs-on:
+      - buildjet-8vcpu-ubuntu-2204
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+      - name: Add Rust to the PATH
+        run: echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+      - name: Install cargo-hakari
+        uses: clechasseur/rs-cargo@8435b10f6e71c2e3d4d3b7573003a8ce4bfc6386 # v2
+        with:
+          command: install
+          args: cargo-hakari@0.9.35
+
+      - name: Check workspace-hack Cargo.toml is up-to-date
+        run: |
+          cargo hakari generate --diff || {
+            echo "To fix, run script/update-workspace-hack or script/update-workspace-hack.ps1";
+            false
+          }
+      - name: Check all crates depend on workspace-hack
+        run: |
+          cargo hakari manage-deps --dry-run || {
+            echo "To fix, run script/update-workspace-hack or script/update-workspace-hack.ps1"
+            false
+          }
+
   style:
     timeout-minutes: 60
     name: Check formatting and spelling
@@ -192,7 +225,7 @@ jobs:
 
       - name: Check for new vulnerable dependencies
         if: github.event_name == 'pull_request'
-        uses: actions/dependency-review-action@3b139cfc5fae8b618d3eae3675e383bb1769c019 # v4
+        uses: actions/dependency-review-action@67d4f4bd7a9b17a0db54d2a7519187c65e339de8 # v4
         with:
           license-check: false
 
@@ -432,6 +465,8 @@ jobs:
       - job_spec
       - style
       - migration_checks
+      # run_tests: If adding required tests, add them here and to script below.
+      - workspace_hack
       - linux_tests
       - build_remote_server
       - macos_tests
@@ -448,11 +483,14 @@ jobs:
 
           # Only check test jobs if they were supposed to run
           if [[ "${{ needs.job_spec.outputs.run_tests }}" == "true" ]]; then
+            [[ "${{ needs.workspace_hack.result }}"       != 'success' ]] && { RET_CODE=1; echo "Workspace Hack failed"; }
             [[ "${{ needs.macos_tests.result }}"          != 'success' ]] && { RET_CODE=1; echo "macOS tests failed"; }
             [[ "${{ needs.linux_tests.result }}"          != 'success' ]] && { RET_CODE=1; echo "Linux tests failed"; }
             [[ "${{ needs.windows_tests.result }}"        != 'success' ]] && { RET_CODE=1; echo "Windows tests failed"; }
             [[ "${{ needs.windows_clippy.result }}"       != 'success' ]] && { RET_CODE=1; echo "Windows clippy failed"; }
             [[ "${{ needs.build_remote_server.result }}"  != 'success' ]] && { RET_CODE=1; echo "Remote server build failed"; }
+            # This check is intentionally disabled. See: https://github.com/zed-industries/zed/pull/28431
+            # [[ "${{ needs.migration_checks.result }}"     != 'success' ]] && { RET_CODE=1; echo "Migration Checks failed"; }
           fi
           if [[ "$RET_CODE" -eq 0 ]]; then
             echo "All tests passed successfully!"
@@ -556,7 +594,7 @@ jobs:
     timeout-minutes: 60
     name: Linux x86_x64 release bundle
     runs-on:
-      - buildjet-16vcpu-ubuntu-2004
+      - buildjet-16vcpu-ubuntu-2004 # ubuntu 20.04 for minimal glibc
     if: |
       startsWith(github.ref, 'refs/tags/v')
       || contains(github.event.pull_request.labels.*.name, 'run-bundling')
@@ -584,26 +622,23 @@ jobs:
       - name: Create Linux .tar.gz bundle
         run: script/bundle-linux
 
-      - name: Upload Linux bundle to workflow run if main branch or specific label
+      - name: Upload Artifact to Workflow - zed (run-bundling)
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
-        if: |
-          github.ref == 'refs/heads/main'
-          || contains(github.event.pull_request.labels.*.name, 'run-bundling')
+        if: contains(github.event.pull_request.labels.*.name, 'run-bundling')
         with:
           name: zed-${{ github.event.pull_request.head.sha || github.sha }}-x86_64-unknown-linux-gnu.tar.gz
           path: target/release/zed-*.tar.gz
 
-      - name: Upload Linux remote server to workflow run if main branch or specific label
+      - name: Upload Artifact to Workflow - zed-remote-server (run-bundling)
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
-        if: |
-          github.ref == 'refs/heads/main'
-          || contains(github.event.pull_request.labels.*.name, 'run-bundling')
+        if: contains(github.event.pull_request.labels.*.name, 'run-bundling')
         with:
           name: zed-remote-server-${{ github.event.pull_request.head.sha || github.sha }}-x86_64-unknown-linux-gnu.gz
           path: target/zed-remote-server-linux-x86_64.gz
 
-      - name: Upload app bundle to release
+      - name: Upload Artifacts to release
         uses: softprops/action-gh-release@de2c0eb89ae2a093876385947365aca7b0e5f844 # v1
+        if: ${{ !(contains(github.event.pull_request.labels.*.name, 'run-bundling')) }}
         with:
           draft: true
           prerelease: ${{ env.RELEASE_CHANNEL == 'preview' }}
@@ -642,29 +677,26 @@ jobs:
           # This exports RELEASE_CHANNEL into env (GITHUB_ENV)
           script/determine-release-channel
 
-      - name: Create and upload Linux .tar.gz bundle
+      - name: Create and upload Linux .tar.gz bundles
         run: script/bundle-linux
 
-      - name: Upload Linux bundle to workflow run if main branch or specific label
+      - name: Upload Artifact to Workflow - zed (run-bundling)
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
-        if: |
-          github.ref == 'refs/heads/main'
-          || contains(github.event.pull_request.labels.*.name, 'run-bundling')
+        if: contains(github.event.pull_request.labels.*.name, 'run-bundling')
         with:
           name: zed-${{ github.event.pull_request.head.sha || github.sha }}-aarch64-unknown-linux-gnu.tar.gz
           path: target/release/zed-*.tar.gz
 
-      - name: Upload Linux remote server to workflow run if main branch or specific label
+      - name: Upload Artifact to Workflow - zed-remote-server (run-bundling)
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
-        if: |
-          github.ref == 'refs/heads/main'
-          || contains(github.event.pull_request.labels.*.name, 'run-bundling')
+        if: contains(github.event.pull_request.labels.*.name, 'run-bundling')
         with:
           name: zed-remote-server-${{ github.event.pull_request.head.sha || github.sha }}-aarch64-unknown-linux-gnu.gz
           path: target/zed-remote-server-linux-aarch64.gz
 
-      - name: Upload app bundle to release
+      - name: Upload Artifacts to release
         uses: softprops/action-gh-release@de2c0eb89ae2a093876385947365aca7b0e5f844 # v1
+        if: ${{ !(contains(github.event.pull_request.labels.*.name, 'run-bundling')) }}
         with:
           draft: true
           prerelease: ${{ env.RELEASE_CHANNEL == 'preview' }}
@@ -674,6 +706,51 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
+  nix-build:
+    timeout-minutes: 60
+    name: Nix Build
+    continue-on-error: true
+    if: github.repository_owner == 'zed-industries' && contains(github.event.pull_request.labels.*.name, 'run-nix')
+    strategy:
+      fail-fast: false
+      matrix:
+        system:
+          - os: x86 Linux
+            runner: buildjet-16vcpu-ubuntu-2204
+            install_nix: true
+          - os: arm Mac
+            runner: [macOS, ARM64, test]
+            install_nix: false
+    runs-on: ${{ matrix.system.runner }}
+    env:
+      ZED_CLIENT_CHECKSUM_SEED: ${{ secrets.ZED_CLIENT_CHECKSUM_SEED }}
+      ZED_CLOUD_PROVIDER_ADDITIONAL_MODELS_JSON: ${{ secrets.ZED_CLOUD_PROVIDER_ADDITIONAL_MODELS_JSON }}
+      GIT_LFS_SKIP_SMUDGE: 1 # breaks the livekit rust sdk examples which we don't actually depend on
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        with:
+          clean: false
+      - name: Set path
+        if: ${{ ! matrix.system.install_nix }}
+        run: |
+          echo "/nix/var/nix/profiles/default/bin" >> $GITHUB_PATH
+          echo "/Users/administrator/.nix-profile/bin" >> $GITHUB_PATH
+
+      - uses: cachix/install-nix-action@d1ca217b388ee87b2507a9a93bf01368bde7cec2 # v31
+        if: ${{ matrix.system.install_nix }}
+        with:
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+
+      - uses: cachix/cachix-action@0fc020193b5a1fa3ac4575aa3a7d3aa6a35435ad # v16
+        with:
+          name: zed-industries
+          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
+          skipPush: true
+      - run: nix build .#debug
+      - name: Limit /nix/store to 50GB
+        run: "[ $(du -sm /nix/store | cut -f1) -gt 50000 ] && nix-collect-garbage -d"
+
   auto-release-preview:
     name: Auto release preview
     if: |

.github/workflows/deploy_collab.yml

@@ -117,12 +117,10 @@ jobs:
             export ZED_KUBE_NAMESPACE=production
             export ZED_COLLAB_LOAD_BALANCER_SIZE_UNIT=10
             export ZED_API_LOAD_BALANCER_SIZE_UNIT=2
-            export ZED_LLM_LOAD_BALANCER_SIZE_UNIT=2
           elif [[ $GITHUB_REF_NAME = "collab-staging" ]]; then
             export ZED_KUBE_NAMESPACE=staging
             export ZED_COLLAB_LOAD_BALANCER_SIZE_UNIT=1
             export ZED_API_LOAD_BALANCER_SIZE_UNIT=1
-            export ZED_LLM_LOAD_BALANCER_SIZE_UNIT=1
           else
             echo "cowardly refusing to deploy from an unknown branch"
             exit 1
@@ -147,9 +145,3 @@ jobs:
           envsubst < crates/collab/k8s/collab.template.yml | kubectl apply -f -
           kubectl -n "$ZED_KUBE_NAMESPACE" rollout status deployment/$ZED_SERVICE_NAME --watch
           echo "deployed ${ZED_SERVICE_NAME} to ${ZED_KUBE_NAMESPACE}"
-
-          export ZED_SERVICE_NAME=llm
-          export ZED_LOAD_BALANCER_SIZE_UNIT=$ZED_LLM_LOAD_BALANCER_SIZE_UNIT
-          envsubst < crates/collab/k8s/collab.template.yml | kubectl apply -f -
-          kubectl -n "$ZED_KUBE_NAMESPACE" rollout status deployment/$ZED_SERVICE_NAME --watch
-          echo "deployed ${ZED_SERVICE_NAME} to ${ZED_KUBE_NAMESPACE}"

.github/workflows/release_nightly.yml

@@ -184,9 +184,6 @@ jobs:
           - os: arm Mac
             runner: [macOS, ARM64, test]
             install_nix: false
-          - os: arm Linux
-            runner: buildjet-16vcpu-ubuntu-2204-arm
-            install_nix: true
     if: github.repository_owner == 'zed-industries'
     runs-on: ${{ matrix.system.runner }}
     needs: tests
@@ -209,7 +206,7 @@ jobs:
           echo "/nix/var/nix/profiles/default/bin" >> $GITHUB_PATH
           echo "/Users/administrator/.nix-profile/bin" >> $GITHUB_PATH
 
-      - uses: cachix/install-nix-action@02a151ada4993995686f9ed4f1be7cfbb229e56f # v31
+      - uses: cachix/install-nix-action@d1ca217b388ee87b2507a9a93bf01368bde7cec2 # v31
         if: ${{ matrix.system.install_nix }}
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
@@ -219,7 +216,8 @@ jobs:
           name: zed-industries
           authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
       - run: nix build
-      - run: nix-collect-garbage -d
+      - name: Limit /nix/store to 50GB
+        run: '[ $(du -sm /nix/store | cut -f1) -gt 50000 ] && nix-collect-garbage -d'
 
   update-nightly-tag:
     name: Update nightly tag

.zed/debug.json

@@ -1,14 +1,14 @@
 [
   {
-    "label": "Debug Zed with LLDB",
-    "adapter": "lldb",
+    "label": "Debug Zed (CodeLLDB)",
+    "adapter": "CodeLLDB",
     "program": "$ZED_WORKTREE_ROOT/target/debug/zed",
     "request": "launch",
     "cwd": "$ZED_WORKTREE_ROOT"
   },
   {
-    "label": "Debug Zed with GDB",
-    "adapter": "gdb",
+    "label": "Debug Zed (GDB)",
+    "adapter": "GDB",
     "program": "$ZED_WORKTREE_ROOT/target/debug/zed",
     "request": "launch",
     "cwd": "$ZED_WORKTREE_ROOT",

Cargo.toml

@@ -2,13 +2,12 @@
 resolver = "2"
 members = [
     "crates/activity_indicator",
+    "crates/agent",
     "crates/anthropic",
     "crates/askpass",
     "crates/assets",
     "crates/assistant",
-    "crates/assistant2",
     "crates/assistant_context_editor",
-    "crates/assistant_eval",
     "crates/assistant_settings",
     "crates/assistant_slash_command",
     "crates/assistant_slash_commands",
@@ -16,6 +15,7 @@ members = [
     "crates/assistant_tools",
     "crates/audio",
     "crates/auto_update",
+    "crates/auto_update_helper",
     "crates/auto_update_ui",
     "crates/aws_http_client",
     "crates/bedrock",
@@ -46,6 +46,7 @@ members = [
     "crates/diagnostics",
     "crates/docs_preprocessor",
     "crates/editor",
+    "crates/eval",
     "crates/evals",
     "crates/extension",
     "crates/extension_api",
@@ -164,6 +165,8 @@ members = [
     "crates/util_macros",
     "crates/vim",
     "crates/vim_mode_setting",
+    "crates/web_search",
+    "crates/web_search_providers",
     "crates/welcome",
     "crates/workspace",
     "crates/worktree",
@@ -192,6 +195,7 @@ members = [
     # Tooling
     #
 
+    "tooling/workspace-hack",
     "tooling/xtask",
 ]
 default-members = ["crates/zed"]
@@ -207,14 +211,13 @@ edition = "2024"
 #
 
 activity_indicator = { path = "crates/activity_indicator" }
+agent = { path = "crates/agent" }
 ai = { path = "crates/ai" }
 anthropic = { path = "crates/anthropic" }
 askpass = { path = "crates/askpass" }
 assets = { path = "crates/assets" }
 assistant = { path = "crates/assistant" }
-assistant2 = { path = "crates/assistant2" }
 assistant_context_editor = { path = "crates/assistant_context_editor" }
-assistant_eval = { path = "crates/assistant_eval" }
 assistant_settings = { path = "crates/assistant_settings" }
 assistant_slash_command = { path = "crates/assistant_slash_command" }
 assistant_slash_commands = { path = "crates/assistant_slash_commands" }
@@ -222,6 +225,7 @@ assistant_tool = { path = "crates/assistant_tool" }
 assistant_tools = { path = "crates/assistant_tools" }
 audio = { path = "crates/audio" }
 auto_update = { path = "crates/auto_update" }
+auto_update_helper = { path = "crates/auto_update_helper" }
 auto_update_ui = { path = "crates/auto_update_ui" }
 aws_http_client = { path = "crates/aws_http_client" }
 bedrock = { path = "crates/bedrock" }
@@ -368,6 +372,8 @@ util = { path = "crates/util" }
 util_macros = { path = "crates/util_macros" }
 vim = { path = "crates/vim" }
 vim_mode_setting = { path = "crates/vim_mode_setting" }
+web_search = { path = "crates/web_search" }
+web_search_providers = { path = "crates/web_search_providers" }
 welcome = { path = "crates/welcome" }
 workspace = { path = "crates/workspace" }
 worktree = { path = "crates/worktree" }
@@ -395,14 +401,18 @@ async-pipe = { git = "https://github.com/zed-industries/async-pipe-rs", rev = "8
 async-recursion = "1.0.0"
 async-tar = "0.5.0"
 async-trait = "0.1"
-async-tungstenite = "0.28"
+async-tungstenite = "0.29.1"
 async-watch = "0.3.1"
 async_zip = { version = "0.0.17", features = ["deflate", "deflate64"] }
-aws-config = { version = "1.5.16", features = ["behavior-version-latest"] }
-aws-credential-types = { version = "1.2.1", features = ["hardcoded-credentials"] }
-aws-sdk-bedrockruntime = { version = "1.73.0", features = ["behavior-version-latest"] }
-aws-smithy-runtime-api = { version = "1.7.3", features = ["http-1x", "client"] }
-aws-smithy-types = { version = "1.2.13", features = ["http-body-1-x"] }
+aws-config = { version = "1.6.1", features = ["behavior-version-latest"] }
+aws-credential-types = { version = "1.2.2", features = [
+    "hardcoded-credentials",
+] }
+aws-sdk-bedrockruntime = { version = "1.80.0", features = [
+    "behavior-version-latest",
+] }
+aws-smithy-runtime-api = { version = "1.7.4", features = ["http-1x", "client"] }
+aws-smithy-types = { version = "1.3.0", features = ["http-body-1-x"] }
 base64 = "0.22"
 bitflags = "2.6.0"
 blade-graphics = { git = "https://github.com/kvark/blade", rev = "b16f5c7bd873c7126f48c82c39e7ae64602ae74f" }
@@ -424,7 +434,7 @@ core-foundation = "0.10.0"
 core-foundation-sys = "0.8.6"
 ctor = "0.4.0"
 dashmap = "6.0"
-dap-types = { git = "https://github.com/zed-industries/dap-types", rev = "bfd4af0" }
+dap-types = { git = "https://github.com/zed-industries/dap-types", rev = "be69a016ba710191b9fdded28c8b042af4b617f7" }
 derive_more = "0.99.17"
 dirs = "4.0"
 ec4rs = "1.1"
@@ -439,6 +449,7 @@ futures-lite = "1.13"
 git2 = { version = "0.20.1", default-features = false }
 globset = "0.4"
 handlebars = "4.3"
+heck = "0.5"
 heed = { version = "0.21.0", features = ["read-txn-no-tls"] }
 hex = "0.4.3"
 html5ever = "0.27.0"
@@ -452,8 +463,8 @@ indoc = "2"
 inventory = "0.3.19"
 itertools = "0.14.0"
 jsonwebtoken = "9.3"
-jupyter-protocol = { version = "0.6.0" }
-jupyter-websocket-client = { version = "0.9.0" }
+jupyter-protocol = { git = "https://github.com/ConradIrwin/runtimed", rev = "7130c804216b6914355d15d0b91ea91f6babd734" }
+jupyter-websocket-client = {  git = "https://github.com/ConradIrwin/runtimed" ,rev = "7130c804216b6914355d15d0b91ea91f6babd734" }
 libc = "0.2"
 libsqlite3-sys = { version = "0.30.1", features = ["bundled"] }
 linkify = "0.10.0"
@@ -462,21 +473,23 @@ log = { version = "0.4.16", features = ["kv_unstable_serde", "serde"] }
 markup5ever_rcdom = "0.3.0"
 mlua = { version = "0.10", features = ["lua54", "vendored", "async", "send"] }
 nanoid = "0.4"
-nbformat = { version = "0.10.0" }
+nbformat = {  git = "https://github.com/ConradIrwin/runtimed", rev = "7130c804216b6914355d15d0b91ea91f6babd734" }
 nix = "0.29"
+objc = "0.2"
 open = "5.0.0"
 num-format = "0.4.4"
 ordered-float = "2.1.1"
 palette = { version = "0.7.5", default-features = false, features = ["std"] }
 parking_lot = "0.12.1"
+partial-json-fixer = "0.5.3"
 pathdiff = "0.2"
-pet = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
-pet-fs = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
-pet-pixi = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
-pet-conda = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
-pet-core = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
-pet-poetry = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
-pet-reporter = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "1abe5cec5ebfbe97ca71746a4cfc7fe89bddf8e0" }
+pet = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
+pet-fs = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
+pet-pixi = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
+pet-conda = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
+pet-core = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
+pet-poetry = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
+pet-reporter = { git = "https://github.com/microsoft/python-environment-tools.git", rev = "845945b830297a50de0e24020b980a65e4820559" }
 postage = { version = "0.5", features = ["futures-traits"] }
 pretty_assertions = { version = "1.3.0", features = ["unstable"] }
 proc-macro2 = "1.0.93"
@@ -499,14 +512,15 @@ reqwest = { git = "https://github.com/zed-industries/reqwest.git", rev = "fd110f
     "stream",
 ] }
 rsa = "0.9.6"
-runtimelib = { version = "0.25.0", default-features = false, features = [
+runtimelib = {  git = "https://github.com/ConradIrwin/runtimed", rev = "7130c804216b6914355d15d0b91ea91f6babd734", default-features = false, features = [
     "async-dispatcher-runtime",
 ] }
 rustc-demangle = "0.1.23"
 rust-embed = { version = "8.4", features = ["include-exclude"] }
 rustc-hash = "2.1.0"
-rustls = { version = "0.23.22" }
+rustls = { version = "0.23.26" }
 rustls-platform-verifier = "0.5.0"
+scap = { git = "https://github.com/zed-industries/scap", rev = "08f0a01417505cc0990b9931a37e5120db92e0d0", default-features = false }
 schemars = { version = "0.8", features = ["impl_json_schema", "indexmap2"] }
 semver = "1.0"
 serde = { version = "1.0", features = ["derive", "rc"] }
@@ -527,7 +541,7 @@ smol = "2.0"
 sqlformat = "0.2"
 streaming-iterator = "0.1"
 strsim = "0.11"
-strum = { version = "0.26.0", features = ["derive"] }
+strum = { version = "0.27.0", features = ["derive"] }
 subtle = "2.5.0"
 syn = { version = "1.0.72", features = ["full", "extra-traits"] }
 sys-locale = "0.3.1"
@@ -546,7 +560,7 @@ time = { version = "0.3", features = [
 tiny_http = "0.8"
 toml = "0.8"
 tokio = { version = "1" }
-tokio-tungstenite = { version = "0.26", features = ["__rustls-tls"]}
+tokio-tungstenite = { version = "0.26", features = ["__rustls-tls"] }
 tower-http = "0.4.4"
 tree-sitter = { version = "0.25.3", features = ["wasm"] }
 tree-sitter-bash = "0.23"
@@ -568,7 +582,7 @@ tree-sitter-md = { git = "https://github.com/tree-sitter-grammars/tree-sitter-ma
 tree-sitter-python = "0.23"
 tree-sitter-regex = "0.24"
 tree-sitter-ruby = "0.23"
-tree-sitter-rust = "0.23"
+tree-sitter-rust = "0.24"
 tree-sitter-typescript = "0.23"
 tree-sitter-yaml = { git = "https://github.com/zed-industries/tree-sitter-yaml", rev = "baff0b51c64ef6a1fb1f8390f3ad6015b83ec13a" }
 unicase = "2.6"
@@ -578,6 +592,7 @@ unicode-script = "0.5.7"
 url = "2.2"
 urlencoding = "2.1.2"
 uuid = { version = "1.1.2", features = ["v4", "v5", "v7", "serde"] }
+walkdir = "2.3"
 wasmparser = "0.221"
 wasm-encoder = "0.221"
 wasmtime = { version = "29", default-features = false, features = [
@@ -590,7 +605,8 @@ wasmtime = { version = "29", default-features = false, features = [
 wasmtime-wasi = "29"
 which = "6.0.0"
 wit-component = "0.221"
-zed_llm_client = "0.4"
+workspace-hack = "0.1.0"
+zed_llm_client = "0.6.1"
 zstd = "0.11"
 metal = "0.29"
 
@@ -611,12 +627,10 @@ features = [
 [workspace.dependencies.windows]
 version = "0.61"
 features = [
-    "Foundation_Collections",
     "Foundation_Numerics",
     "Storage_Search",
     "Storage_Streams",
     "System_Threading",
-    "UI_StartScreen",
     "UI_ViewManagement",
     "Wdk_System_SystemServices",
     "Win32_Globalization",
@@ -643,6 +657,7 @@ features = [
     "Win32_System_SystemInformation",
     "Win32_System_SystemServices",
     "Win32_System_Threading",
+    "Win32_System_Variant",
     "Win32_System_WinRT",
     "Win32_UI_Controls",
     "Win32_UI_HiDpi",
@@ -650,17 +665,21 @@ features = [
     "Win32_UI_Input_KeyboardAndMouse",
     "Win32_UI_Shell",
     "Win32_UI_Shell_Common",
+    "Win32_UI_Shell_PropertiesSystem",
     "Win32_UI_WindowsAndMessaging",
 ]
 
 # TODO livekit https://github.com/RustAudio/cpal/pull/891
 [patch.crates-io]
 cpal = { git = "https://github.com/zed-industries/cpal", rev = "fd8bc2fd39f1f5fdee5a0690656caff9a26d9d50" }
-real-async-tls = { git = "https://github.com/zed-industries/async-tls", rev = "1e759a4b5e370f87dc15e40756ac4f8815b61d9d", package = "async-tls" }
+notify = { git = "https://github.com/zed-industries/notify.git", rev = "bbb9ea5ae52b253e095737847e367c30653a2e96" }
+notify-types = { git = "https://github.com/zed-industries/notify.git", rev = "bbb9ea5ae52b253e095737847e367c30653a2e96" }
+
+# Makes the workspace hack crate refer to the local one, but only when you're building locally
+workspace-hack = { path = "tooling/workspace-hack" }
 
 [profile.dev]
 split-debuginfo = "unpacked"
-debug = "limited"
 codegen-units = 16
 
 [profile.dev.package]
@@ -770,4 +789,12 @@ let_underscore_future = "allow"
 too_many_arguments = "allow"
 
 [workspace.metadata.cargo-machete]
-ignored = ["bindgen", "cbindgen", "prost_build", "serde", "component", "linkme"]
+ignored = [
+    "bindgen",
+    "cbindgen",
+    "prost_build",
+    "serde",
+    "component",
+    "linkme",
+    "workspace-hack",
+]

Dockerfile-collab

@@ -1,6 +1,6 @@
 # syntax = docker/dockerfile:1.2
 
-FROM rust:1.81-bookworm as builder
+FROM rust:1.86-bookworm as builder
 WORKDIR app
 COPY . .
 

assets/icons/ai_anthropic_hosted.svg

@@ -1,12 +0,0 @@
-<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
-<rect width="16" height="16" rx="2" fill="black" fill-opacity="0.2"/>
-<g clip-path="url(#clip0_1916_18)">
-<path d="M10.652 3.79999H8.816L12.164 12.2H14L10.652 3.79999Z" fill="#1F1F1E"/>
-<path d="M5.348 3.79999L2 12.2H3.872L4.55672 10.436H8.05927L8.744 12.2H10.616L7.268 3.79999H5.348ZM5.16224 8.87599L6.308 5.92399L7.45374 8.87599H5.16224Z" fill="#1F1F1E"/>
-</g>
-<defs>
-<clipPath id="clip0_1916_18">
-<rect width="12" height="8.4" fill="white" transform="translate(2 3.79999)"/>
-</clipPath>
-</defs>
-</svg>

assets/icons/arrow_down_right.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-arrow-down-right-icon lucide-arrow-down-right"><path d="m7 7 10 10"/><path d="M17 7v10H7"/></svg>

assets/icons/arrow_up_right.svg

@@ -1,3 +1 @@
-<svg width="8" height="8" viewBox="0 0 8 8" fill="none" xmlns="http://www.w3.org/2000/svg">
-<path d="M6 2H6.5C6.5 1.86739 6.44732 1.74021 6.35355 1.64645C6.25979 1.55268 6.13261 1.5 6 1.5V2ZM2 1.5C1.72386 1.5 1.5 1.72386 1.5 2C1.5 2.27614 1.72386 2.5 2 2.5L2 1.5ZM5.5 6C5.5 6.27614 5.72386 6.5 6 6.5C6.27614 6.5 6.5 6.27614 6.5 6H5.5ZM1.64645 5.64645C1.45118 5.84171 1.45118 6.15829 1.64645 6.35355C1.84171 6.54882 2.15829 6.54882 2.35355 6.35355L1.64645 5.64645ZM6 1.5H2L2 2.5H6V1.5ZM5.5 2V6H6.5V2H5.5ZM5.64645 1.64645L1.64645 5.64645L2.35355 6.35355L6.35355 2.35355L5.64645 1.64645Z" fill="white"/>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-arrow-up-right-icon lucide-arrow-up-right"><path d="M7 7h10v10"/><path d="M7 17 17 7"/></svg>

assets/icons/binary.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-binary-icon lucide-binary"><rect x="14" y="14" width="4" height="6" rx="2"/><rect x="6" y="4" width="4" height="6" rx="2"/><path d="M6 20h4"/><path d="M14 10h4"/><path d="M6 14h2v6"/><path d="M14 4h2v6"/></svg>

assets/icons/bug_off.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-bug-off-icon lucide-bug-off"><path d="M15 7.13V6a3 3 0 0 0-5.14-2.1L8 2"/><path d="M14.12 3.88 16 2"/><path d="M22 13h-4v-2a4 4 0 0 0-4-4h-1.3"/><path d="M20.97 5c0 2.1-1.6 3.8-3.5 4"/><path d="m2 2 20 20"/><path d="M7.7 7.7A4 4 0 0 0 6 11v3a6 6 0 0 0 11.13 3.13"/><path d="M12 20v-8"/><path d="M6 13H2"/><path d="M3 21c0-2.1 1.7-3.9 3.8-4"/></svg>

assets/icons/check_double.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-check-check-icon lucide-check-check"><path d="M18 6 7 17l-5-5"/><path d="m22 10-7.5 7.5L13 16"/></svg>

assets/icons/circle_off.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-circle-off-icon lucide-circle-off"><path d="m2 2 20 20"/><path d="M8.35 2.69A10 10 0 0 1 21.3 15.65"/><path d="M19.08 19.08A10 10 0 1 1 4.92 4.92"/></svg>

assets/icons/file_icons/vyper.svg

@@ -0,0 +1 @@
+<svg width="16" height="16" fill="none" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><g style="fill:#000;fill-opacity:1" fill="#180c25"><path d="m-116.1-101.4-28.9-28.9a6.7 6.7 0 0 1-1.8-4.7v-41.2c0-2.4-2.4-4.8-4.8-4.8h-9.6a5.2 5.2 0 0 0-4.8 4.8v48c0 2.5 1 5 2.7 6.8l33.6 33.6a9.6 9.6 0 0 0 6.8 2.8h4.8c2.7 0 4.8-2.2 4.8-4.8v-4.8c0-2.5-1-5-2.8-6.8zM-79.6-176.2c0-2.4-2.4-4.8-4.8-4.8h-9.7a5.2 5.2 0 0 0-4.7 4.8v41.2c0 1.8-.8 3.5-2 4.7l-9.6 9.7a9.5 9.5 0 0 0-2.8 6.8v4.8c0 2.6 2.1 4.7 4.8 4.7h4.8c2.4 0 4.9-.9 6.7-2.8l14.4-14.3a9.6 9.6 0 0 0 2.8-6.8v-48z" style="fill:#000;fill-opacity:1;stroke-width:.255894" transform="translate(21.6 22.7) scale(.11067)"/></g></svg>

assets/icons/flame.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-flame-icon lucide-flame"><path d="M8.5 14.5A2.5 2.5 0 0 0 11 12c0-1.38-.5-2-1-3-1.072-2.143-.224-4.054 2-6 .5 2.5 2 4.9 4 6.5 2 1.6 3 3.5 3 5.5a7 7 0 1 1-14 0c0-1.153.433-2.294 1-3a2.5 2.5 0 0 0 2.5 2.5z"/></svg>

assets/icons/forward_arrow.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-forward-icon lucide-forward"><polyline points="15 17 20 12 15 7"/><path d="M4 18v-2a4 4 0 0 1 4-4h12"/></svg>

assets/icons/function.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-square-function-icon lucide-square-function"><rect width="18" height="18" x="3" y="3" rx="2" ry="2"/><path d="M9 17c2 0 2.8-1 2.8-2.8V10c0-2 1-3.3 3.2-3"/><path d="M9 11.2h5.7"/></svg>

assets/icons/image.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-image-icon lucide-image"><rect width="18" height="18" x="3" y="3" rx="2" ry="2"/><circle cx="9" cy="9" r="2"/><path d="m21 15-3.086-3.086a2 2 0 0 0-2.828 0L6 21"/></svg>

assets/icons/layout.svg

@@ -0,0 +1,5 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M20 14H4C3.44772 14 3 14.4477 3 15V20C3 20.5523 3.44772 21 4 21H20C20.5523 21 21 20.5523 21 20V15C21 14.4477 20.5523 14 20 14Z" stroke="black" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+<path d="M11 3H4C3.44772 3 3 3.44772 3 4V9C3 9.55228 3.44772 10 4 10H11C11.5523 10 12 9.55228 12 9V4C12 3.44772 11.5523 3 11 3Z" stroke="black" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+<path d="M20 3H17C16.4477 3 16 3.44772 16 4V9C16 9.55228 16.4477 10 17 10H20C20.5523 10 21 9.55228 21 9V4C21 3.44772 20.5523 3 20 3Z" stroke="black" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

assets/icons/light_bulb.svg

@@ -0,0 +1,3 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M10.1331 11.3776C10.2754 10.6665 10.1331 9.78593 11.1998 8.53327C11.82 7.80489 12.2664 6.96894 12.2664 6.04456C12.2664 4.91305 11.8169 3.82788 11.0168 3.02778C10.2167 2.22769 9.13152 1.7782 8.00001 1.7782C6.8685 1.7782 5.78334 2.22769 4.98324 3.02778C4.18314 3.82788 3.73364 4.91305 3.73364 6.04456C3.73364 6.75562 3.87586 7.6089 4.80024 8.53327C5.86683 9.80679 5.72462 10.6665 5.86683 11.3776M10.1331 11.3776V12.8821C10.1331 13.622 9.53341 14.2218 8.79353 14.2218H7.2065C6.46662 14.2218 5.86683 13.622 5.86683 12.8821V11.3776M10.1331 11.3776H5.86683" stroke="black" stroke-width="1.33333" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

assets/icons/power.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-power-icon lucide-power"><path d="M12 2v10"/><path d="M18.4 6.6a9 9 0 1 1-12.77.04"/></svg>

assets/icons/send.svg

@@ -0,0 +1,4 @@
+<svg width="14" height="14" viewBox="0 0 14 14" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M3.09666 3.02263C3.0567 3.00312 3.01178 2.9961 2.96778 3.0025C2.92377 3.00889 2.88271 3.02839 2.84995 3.05847C2.8172 3.08854 2.79426 3.12778 2.78413 3.17108C2.77401 3.21439 2.77716 3.25973 2.79319 3.30121L4.05638 6.69C4.13088 6.89005 4.13088 7.11022 4.05638 7.31027L2.79363 10.6991C2.77769 10.7405 2.77457 10.7858 2.78469 10.829C2.79481 10.8722 2.8177 10.9114 2.85038 10.9414C2.88306 10.9715 2.92402 10.991 2.96794 10.9975C3.01186 11.0039 3.05671 10.997 3.09666 10.9776L11.0943 7.20097C11.1324 7.18297 11.1645 7.15455 11.187 7.11899C11.2096 7.08344 11.2215 7.04222 11.2215 7.00014C11.2215 6.95805 11.2096 6.91683 11.187 6.88128C11.1645 6.84573 11.1324 6.8173 11.0943 6.79931L3.09666 3.02263Z" stroke="black" stroke-width="1.33333" stroke-linecap="round" stroke-linejoin="round"/>
+<path d="M4.11255 7.00014H11.2216" stroke="black" stroke-width="1.33333" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

assets/icons/stop_filled.svg

@@ -0,0 +1,3 @@
+<svg width="14" height="14" viewBox="0 0 14 14" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M4 9.8V4.2C4 4.08954 4.08954 4 4.2 4H9.8C9.91046 4 10 4.08954 10 4.2V9.8C10 9.91046 9.91046 10 9.8 10H4.2C4.08954 10 4 9.91046 4 9.8Z" fill="#C56757" stroke="#C56757" stroke-width="1.25" stroke-linejoin="round"/>
+</svg>

assets/keymaps/default-linux.json

@@ -49,15 +49,6 @@
       "down": "menu::SelectNext"
     }
   },
-  {
-    "context": "Prompt",
-    "bindings": {
-      "left": "menu::SelectPrevious",
-      "right": "menu::SelectNext",
-      "h": "menu::SelectPrevious",
-      "l": "menu::SelectNext"
-    }
-  },
   {
     "context": "Editor",
     "bindings": {
@@ -137,22 +128,6 @@
       "shift-f9": "editor::EditLogBreakpoint"
     }
   },
-  {
-    "context": "Editor && !assistant_diff",
-    "bindings": {
-      "ctrl-k ctrl-r": "git::Restore",
-      "ctrl-alt-y": "git::ToggleStaged",
-      "alt-y": "git::StageAndNext",
-      "alt-shift-y": "git::UnstageAndNext"
-    }
-  },
-  {
-    "context": "AssistantDiff",
-    "bindings": {
-      "ctrl-y": "assistant2::ToggleKeep",
-      "ctrl-k ctrl-r": "assistant2::Reject"
-    }
-  },
   {
     "context": "Editor && mode == full",
     "bindings": {
@@ -201,6 +176,31 @@
       "ctrl-c": "markdown::Copy"
     }
   },
+  {
+    "context": "Editor && jupyter && !ContextEditor",
+    "bindings": {
+      "ctrl-shift-enter": "repl::Run",
+      "ctrl-alt-enter": "repl::RunInPlace"
+    }
+  },
+  {
+    "context": "Editor && !agent_diff",
+    "bindings": {
+      "ctrl-k ctrl-r": "git::Restore",
+      "ctrl-alt-y": "git::ToggleStaged",
+      "alt-y": "git::StageAndNext",
+      "alt-shift-y": "git::UnstageAndNext"
+    }
+  },
+  {
+    "context": "AgentDiff",
+    "bindings": {
+      "ctrl-y": "agent::Keep",
+      "ctrl-n": "agent::Reject",
+      "ctrl-shift-y": "agent::KeepAll",
+      "ctrl-shift-n": "agent::RejectAll"
+    }
+  },
   {
     "context": "AssistantPanel",
     "bindings": {
@@ -216,6 +216,93 @@
       "ctrl-n": "assistant::NewChat"
     }
   },
+  {
+    "context": "ContextEditor > Editor",
+    "bindings": {
+      "ctrl-enter": "assistant::Assist",
+      "ctrl-shift-enter": "assistant::Edit",
+      "ctrl-s": "workspace::Save",
+      "save": "workspace::Save",
+      "ctrl->": "assistant::QuoteSelection",
+      "ctrl-<": "assistant::InsertIntoEditor",
+      "ctrl-alt-/": "assistant::ToggleModelSelector",
+      "shift-enter": "assistant::Split",
+      "ctrl-r": "assistant::CycleMessageRole",
+      "enter": "assistant::ConfirmCommand",
+      "alt-enter": "editor::Newline"
+    }
+  },
+  {
+    "context": "AgentPanel",
+    "bindings": {
+      "ctrl-n": "agent::NewThread",
+      "ctrl-alt-n": "agent::NewTextThread",
+      "ctrl-shift-h": "agent::OpenHistory",
+      "ctrl-alt-c": "agent::OpenConfiguration",
+      "ctrl-alt-p": "assistant::OpenPromptLibrary",
+      "ctrl-i": "agent::ToggleProfileSelector",
+      "ctrl-alt-/": "assistant::ToggleModelSelector",
+      "ctrl-shift-a": "agent::ToggleContextPicker",
+      "shift-escape": "agent::ExpandMessageEditor",
+      "ctrl-e": "agent::ChatMode",
+      "ctrl-alt-e": "agent::RemoveAllContext"
+    }
+  },
+  {
+    "context": "AgentPanel > Markdown",
+    "bindings": {
+      "copy": "markdown::CopyAsMarkdown",
+      "ctrl-c": "markdown::CopyAsMarkdown"
+    }
+  },
+  {
+    "context": "AgentPanel && prompt_editor",
+    "bindings": {
+      "cmd-n": "agent::NewTextThread",
+      "cmd-alt-t": "agent::NewThread"
+    }
+  },
+  {
+    "context": "MessageEditor > Editor",
+    "bindings": {
+      "enter": "agent::Chat",
+      "ctrl-i": "agent::ToggleProfileSelector",
+      "shift-ctrl-r": "agent::OpenAgentDiff"
+    }
+  },
+  {
+    "context": "EditMessageEditor > Editor",
+    "bindings": {
+      "escape": "menu::Cancel",
+      "enter": "menu::Confirm",
+      "alt-enter": "editor::Newline"
+    }
+  },
+  {
+    "context": "AgentFeedbackMessageEditor > Editor",
+    "bindings": {
+      "escape": "menu::Cancel",
+      "enter": "menu::Confirm",
+      "alt-enter": "editor::Newline"
+    }
+  },
+  {
+    "context": "ContextStrip",
+    "bindings": {
+      "up": "agent::FocusUp",
+      "right": "agent::FocusRight",
+      "left": "agent::FocusLeft",
+      "down": "agent::FocusDown",
+      "backspace": "agent::RemoveFocusedContext",
+      "enter": "agent::AcceptSuggestedContext"
+    }
+  },
+  {
+    "context": "ThreadHistory",
+    "bindings": {
+      "backspace": "agent::RemoveSelectedThread"
+    }
+  },
   {
     "context": "PromptLibrary",
     "bindings": {
@@ -311,6 +398,7 @@
       "ctrl-k t": ["pane::CloseItemsToTheRight", { "close_pinned": false }],
       "ctrl-k u": ["pane::CloseCleanItems", { "close_pinned": false }],
       "ctrl-k w": ["pane::CloseAllItems", { "close_pinned": false }],
+      "ctrl-k ctrl-w": "workspace::CloseAllItemsAndPanes",
       "back": "pane::GoBack",
       "ctrl-alt--": "pane::GoBack",
       "ctrl-alt-_": "pane::GoForward",
@@ -351,11 +439,11 @@
       "alt-shift-left": "editor::SelectSmallerSyntaxNode", // Shrink Selection
       "ctrl-shift-l": "editor::SelectAllMatches", // Select all occurrences of current selection
       "ctrl-f2": "editor::SelectAllMatches", // Select all occurrences of current word
-      "ctrl-d": ["editor::SelectNext", { "replace_newest": false }],
-      "ctrl-shift-down": ["editor::SelectNext", { "replace_newest": false }], // Add selection to Next Find Match
-      "ctrl-shift-up": ["editor::SelectPrevious", { "replace_newest": false }],
-      "ctrl-k ctrl-d": ["editor::SelectNext", { "replace_newest": true }],
-      "ctrl-k ctrl-shift-d": ["editor::SelectPrevious", { "replace_newest": true }],
+      "ctrl-d": ["editor::SelectNext", { "replace_newest": false }], // editor.action.addSelectionToNextFindMatch  / find_under_expand
+      "ctrl-shift-down": ["editor::SelectNext", { "replace_newest": false }], // editor.action.addSelectionToNextFindMatch
+      "ctrl-shift-up": ["editor::SelectPrevious", { "replace_newest": false }], // editor.action.addSelectionToPreviousFindMatch
+      "ctrl-k ctrl-d": ["editor::SelectNext", { "replace_newest": true }], // editor.action.moveSelectionToNextFindMatch  / find_under_expand_skip
+      "ctrl-k ctrl-shift-d": ["editor::SelectPrevious", { "replace_newest": true }], // editor.action.moveSelectionToPreviousFindMatch
       "ctrl-k ctrl-i": "editor::Hover",
       "ctrl-/": ["editor::ToggleComments", { "advance_downwards": false }],
       "ctrl-u": "editor::UndoSelection",
@@ -481,6 +569,8 @@
       "alt-shift-r": ["task::Spawn", { "reveal_target": "center" }]
       // also possible to spawn tasks by name:
       // "foo-bar": ["task::Spawn", { "task_name": "MyTask", "reveal_target": "dock" }]
+      // or by tag:
+      // "foo-bar": ["task::Spawn", { "task_tag": "MyTag" }],
     }
   },
   {
@@ -529,6 +619,7 @@
     "context": "Editor && showing_completions",
     "bindings": {
       "enter": "editor::ConfirmCompletion",
+      "shift-enter": "editor::ConfirmCompletionReplace",
       "tab": "editor::ComposeCompletion"
     }
   },
@@ -582,7 +673,7 @@
     }
   },
   {
-    "context": "Editor && mode == full",
+    "context": "!ContextEditor > Editor && mode == full",
     "bindings": {
       "alt-enter": "editor::OpenExcerpts",
       "shift-enter": "editor::ExpandExcerpts",
@@ -594,99 +685,21 @@
       "ctrl-:": "editor::ToggleInlayHints"
     }
   },
-  {
-    "context": "ProposedChangesEditor",
-    "bindings": {
-      "ctrl-shift-y": "editor::ApplyDiffHunk",
-      "ctrl-alt-a": "editor::ApplyAllDiffHunks"
-    }
-  },
-  {
-    "context": "Editor && jupyter && !ContextEditor",
-    "bindings": {
-      "ctrl-shift-enter": "repl::Run",
-      "ctrl-alt-enter": "repl::RunInPlace"
-    }
-  },
-  {
-    "context": "ContextEditor > Editor",
-    "bindings": {
-      "ctrl-enter": "assistant::Assist",
-      "ctrl-shift-enter": "assistant::Edit",
-      "ctrl-s": "workspace::Save",
-      "save": "workspace::Save",
-      "ctrl->": "assistant::QuoteSelection",
-      "ctrl-<": "assistant::InsertIntoEditor",
-      "ctrl-alt-/": "assistant::ToggleModelSelector",
-      "shift-enter": "assistant::Split",
-      "ctrl-r": "assistant::CycleMessageRole",
-      "enter": "assistant::ConfirmCommand",
-      "alt-enter": "editor::Newline"
-    }
-  },
-  {
-    "context": "AssistantPanel2",
-    "bindings": {
-      "ctrl-n": "assistant2::NewThread",
-      "new": "assistant2::NewThread",
-      "ctrl-alt-n": "assistant2::NewPromptEditor",
-      "ctrl-shift-h": "assistant2::OpenHistory",
-      "ctrl-alt-c": "assistant2::OpenConfiguration",
-      "ctrl-i": "assistant2::ToggleProfileSelector",
-      "ctrl-alt-/": "assistant::ToggleModelSelector",
-      "ctrl-shift-a": "assistant2::ToggleContextPicker",
-      "ctrl-e": "assistant2::ChatMode",
-      "ctrl-alt-e": "assistant2::RemoveAllContext"
-    }
-  },
-  {
-    "context": "AssistantPanel2 && prompt_editor",
-    "use_key_equivalents": true,
-    "bindings": {
-      "cmd-n": "assistant2::NewPromptEditor",
-      "cmd-alt-t": "assistant2::NewThread"
-    }
-  },
-  {
-    "context": "MessageEditor > Editor",
-    "bindings": {
-      "enter": "assistant2::Chat",
-      "ctrl-i": "assistant2::ToggleProfileSelector",
-      "shift-ctrl-r": "assistant2::OpenAssistantDiff"
-    }
-  },
-  {
-    "context": "EditMessageEditor > Editor",
-    "use_key_equivalents": true,
-    "bindings": {
-      "escape": "menu::Cancel",
-      "enter": "menu::Confirm",
-      "alt-enter": "editor::Newline"
-    }
-  },
-  {
-    "context": "ContextStrip",
-    "bindings": {
-      "up": "assistant2::FocusUp",
-      "right": "assistant2::FocusRight",
-      "left": "assistant2::FocusLeft",
-      "down": "assistant2::FocusDown",
-      "backspace": "assistant2::RemoveFocusedContext",
-      "enter": "assistant2::AcceptSuggestedContext"
-    }
-  },
-  {
-    "context": "ThreadHistory",
-    "bindings": {
-      "backspace": "assistant2::RemoveSelectedThread"
-    }
-  },
   {
     "context": "PromptEditor",
     "bindings": {
       "ctrl-[": "assistant::CyclePreviousInlineAssist",
       "ctrl-]": "assistant::CycleNextInlineAssist",
-      "ctrl-alt-e": "assistant2::RemoveAllContext"
+      "ctrl-alt-e": "agent::RemoveAllContext"
+    }
+  },
+  {
+    "context": "Prompt",
+    "bindings": {
+      "left": "menu::SelectPrevious",
+      "right": "menu::SelectNext",
+      "h": "menu::SelectPrevious",
+      "l": "menu::SelectNext"
     }
   },
   {
@@ -770,6 +783,7 @@
       "shift-tab": "git_panel::FocusEditor",
       "escape": "git_panel::ToggleFocus",
       "ctrl-enter": "git::Commit",
+      "ctrl-shift-enter": "git::Amend",
       "alt-enter": "menu::SecondaryConfirm",
       "delete": ["git::RestoreFile", { "skip_prompt": false }],
       "backspace": ["git::RestoreFile", { "skip_prompt": false }],
@@ -778,18 +792,25 @@
       "ctrl-delete": ["git::RestoreFile", { "skip_prompt": false }]
     }
   },
+  {
+    "context": "GitPanel && CommitEditor",
+    "use_key_equivalents": true,
+    "bindings": {
+      "escape": "git::Cancel"
+    }
+  },
   {
     "context": "GitCommit > Editor",
     "bindings": {
       "escape": "menu::Cancel",
       "enter": "editor::Newline",
       "ctrl-enter": "git::Commit",
+      "ctrl-shift-enter": "git::Amend",
       "alt-l": "git::GenerateCommitMessage"
     }
   },
   {
     "context": "GitPanel",
-    "use_key_equivalents": true,
     "bindings": {
       "ctrl-g ctrl-g": "git::Fetch",
       "ctrl-g up": "git::Push",
@@ -806,6 +827,7 @@
     "context": "GitDiff > Editor",
     "bindings": {
       "ctrl-enter": "git::Commit",
+      "ctrl-shift-enter": "git::Amend",
       "ctrl-space": "git::StageAll",
       "ctrl-shift-space": "git::UnstageAll"
     }
@@ -824,6 +846,7 @@
       "shift-tab": "git_panel::FocusChanges",
       "enter": "editor::Newline",
       "ctrl-enter": "git::Commit",
+      "ctrl-shift-enter": "git::Amend",
       "alt-up": "git_panel::FocusChanges",
       "alt-l": "git::GenerateCommitMessage"
     }

assets/keymaps/default-macos.json

@@ -228,7 +228,7 @@
     }
   },
   {
-    "context": "Editor && !assistant_diff",
+    "context": "Editor && !agent_diff",
     "use_key_equivalents": true,
     "bindings": {
       "cmd-alt-z": "git::Restore",
@@ -238,11 +238,13 @@
     }
   },
   {
-    "context": "AssistantDiff",
+    "context": "AgentDiff",
     "use_key_equivalents": true,
     "bindings": {
-      "cmd-y": "assistant2::ToggleKeep",
-      "cmd-alt-z": "assistant2::Reject"
+      "cmd-y": "agent::Keep",
+      "cmd-n": "agent::Reject",
+      "cmd-shift-y": "agent::KeepAll",
+      "cmd-shift-n": "agent::RejectAll"
     }
   },
   {
@@ -277,35 +279,44 @@
     }
   },
   {
-    "context": "AssistantPanel2",
+    "context": "AgentPanel",
     "use_key_equivalents": true,
     "bindings": {
-      "cmd-n": "assistant2::NewThread",
-      "cmd-alt-n": "assistant2::NewPromptEditor",
-      "cmd-shift-h": "assistant2::OpenHistory",
-      "cmd-alt-c": "assistant2::OpenConfiguration",
-      "cmd-i": "assistant2::ToggleProfileSelector",
+      "cmd-n": "agent::NewThread",
+      "cmd-alt-n": "agent::NewTextThread",
+      "cmd-shift-h": "agent::OpenHistory",
+      "cmd-alt-c": "agent::OpenConfiguration",
+      "cmd-alt-p": "assistant::OpenPromptLibrary",
+      "cmd-i": "agent::ToggleProfileSelector",
       "cmd-alt-/": "assistant::ToggleModelSelector",
-      "cmd-shift-a": "assistant2::ToggleContextPicker",
-      "cmd-e": "assistant2::ChatMode",
-      "cmd-alt-e": "assistant2::RemoveAllContext"
+      "cmd-shift-a": "agent::ToggleContextPicker",
+      "shift-escape": "agent::ExpandMessageEditor",
+      "cmd-e": "agent::ChatMode",
+      "cmd-alt-e": "agent::RemoveAllContext"
     }
   },
   {
-    "context": "AssistantPanel2 && prompt_editor",
+    "context": "AgentPanel > Markdown",
     "use_key_equivalents": true,
     "bindings": {
-      "cmd-n": "assistant2::NewPromptEditor",
-      "cmd-alt-t": "assistant2::NewThread"
+      "cmd-c": "markdown::CopyAsMarkdown"
+    }
+  },
+  {
+    "context": "AgentPanel && prompt_editor",
+    "use_key_equivalents": true,
+    "bindings": {
+      "cmd-n": "agent::NewTextThread",
+      "cmd-alt-t": "agent::NewThread"
     }
   },
   {
     "context": "MessageEditor > Editor",
     "use_key_equivalents": true,
     "bindings": {
-      "enter": "assistant2::Chat",
-      "cmd-i": "assistant2::ToggleProfileSelector",
-      "shift-ctrl-r": "assistant2::OpenAssistantDiff"
+      "enter": "agent::Chat",
+      "cmd-i": "agent::ToggleProfileSelector",
+      "shift-ctrl-r": "agent::OpenAgentDiff"
     }
   },
   {
@@ -317,22 +328,49 @@
       "alt-enter": "editor::Newline"
     }
   },
+  {
+    "context": "AgentFeedbackMessageEditor > Editor",
+    "use_key_equivalents": true,
+    "bindings": {
+      "escape": "menu::Cancel",
+      "enter": "menu::Confirm",
+      "alt-enter": "editor::Newline"
+    }
+  },
   {
     "context": "ContextStrip",
     "use_key_equivalents": true,
     "bindings": {
-      "up": "assistant2::FocusUp",
-      "right": "assistant2::FocusRight",
-      "left": "assistant2::FocusLeft",
-      "down": "assistant2::FocusDown",
-      "backspace": "assistant2::RemoveFocusedContext",
-      "enter": "assistant2::AcceptSuggestedContext"
+      "up": "agent::FocusUp",
+      "right": "agent::FocusRight",
+      "left": "agent::FocusLeft",
+      "down": "agent::FocusDown",
+      "backspace": "agent::RemoveFocusedContext",
+      "enter": "agent::AcceptSuggestedContext"
+    }
+  },
+  {
+    "context": "AgentConfiguration",
+    "bindings": {
+      "ctrl--": "pane::GoBack"
     }
   },
   {
     "context": "ThreadHistory",
     "bindings": {
-      "backspace": "assistant2::RemoveSelectedThread"
+      "ctrl--": "pane::GoBack"
+    }
+  },
+  {
+    "context": "ThreadHistory",
+    "bindings": {
+      "ctrl--": "pane::GoBack"
+    }
+  },
+  {
+    "context": "ThreadHistory > Editor",
+    "bindings": {
+      "shift-backspace": "agent::RemoveSelectedThread"
     }
   },
   {
@@ -421,7 +459,8 @@
       "cmd-k e": ["pane::CloseItemsToTheLeft", { "close_pinned": false }],
       "cmd-k t": ["pane::CloseItemsToTheRight", { "close_pinned": false }],
       "cmd-k u": ["pane::CloseCleanItems", { "close_pinned": false }],
-      "cmd-k cmd-w": ["pane::CloseAllItems", { "close_pinned": false }],
+      "cmd-k w": ["pane::CloseAllItems", { "close_pinned": false }],
+      "cmd-k cmd-w": "workspace::CloseAllItemsAndPanes",
       "cmd-f": "project_search::ToggleFocus",
       "cmd-g": "search::SelectNextMatch",
       "cmd-shift-g": "search::SelectPreviousMatch",
@@ -453,12 +492,15 @@
       "alt-shift-down": "editor::DuplicateLineDown",
       "ctrl-shift-right": "editor::SelectLargerSyntaxNode", // Expand Selection
       "ctrl-shift-left": "editor::SelectSmallerSyntaxNode", // Shrink Selection
-      "cmd-d": ["editor::SelectNext", { "replace_newest": false }], // Add selection to Next Find Match
+      "cmd-d": ["editor::SelectNext", { "replace_newest": false }], // editor.action.addSelectionToNextFindMatch / find_under_expand
       "cmd-shift-l": "editor::SelectAllMatches", // Select all occurrences of current selection
       "cmd-f2": "editor::SelectAllMatches", // Select all occurrences of current word
-      "ctrl-cmd-d": ["editor::SelectPrevious", { "replace_newest": false }],
-      "cmd-k cmd-d": ["editor::SelectNext", { "replace_newest": true }],
-      "cmd-k ctrl-cmd-d": ["editor::SelectPrevious", { "replace_newest": true }],
+      "cmd-k cmd-d": ["editor::SelectNext", { "replace_newest": true }], // editor.action.moveSelectionToNextFindMatch / find_under_expand_skip
+      // macOS binds `ctrl-cmd-d` to Show Dictionary which breaks these two binds
+      // To use `ctrl-cmd-d` or `ctrl-k ctrl-cmd-d` in Zed you must execute this command and then restart:
+      //   defaults write com.apple.symbolichotkeys AppleSymbolicHotKeys -dict-add 70 '<dict><key>enabled</key><false/></dict>'
+      "ctrl-cmd-d": ["editor::SelectPrevious", { "replace_newest": false }], // editor.action.addSelectionToPreviousFindMatch
+      "cmd-k ctrl-cmd-d": ["editor::SelectPrevious", { "replace_newest": true }], // editor.action.moveSelectionToPreviousFindMatch
       "cmd-k cmd-i": "editor::Hover",
       "cmd-/": ["editor::ToggleComments", { "advance_downwards": false }],
       "cmd-u": "editor::UndoSelection",
@@ -490,7 +532,7 @@
       "cmd-k cmd-9": ["editor::FoldAtLevel", 9],
       "cmd-k cmd-0": "editor::FoldAll",
       "cmd-k cmd-j": "editor::UnfoldAll",
-      // Using `ctrl-space` in Zed requires disabling the macOS global shortcut.
+      // Using `ctrl-space` / `ctrl-shift-space` in Zed requires disabling the macOS global shortcut.
       // System Preferences->Keyboard->Keyboard Shortcuts->Input Sources->Select the previous input source (uncheck)
       "ctrl-space": "editor::ShowCompletions",
       "ctrl-shift-space": "editor::ShowWordCompletions",
@@ -598,6 +640,8 @@
       "ctrl-alt-shift-r": ["task::Spawn", { "reveal_target": "center" }]
       // also possible to spawn tasks by name:
       // "foo-bar": ["task::Spawn", { "task_name": "MyTask", "reveal_target": "dock" }]
+      // or by tag:
+      // "foo-bar": ["task::Spawn", { "task_tag": "MyTag" }],
     }
   },
   // Bindings from Sublime Text
@@ -644,6 +688,7 @@
     "use_key_equivalents": true,
     "bindings": {
       "enter": "editor::ConfirmCompletion",
+      "shift-enter": "editor::ConfirmCompletionReplace",
       "tab": "editor::ComposeCompletion"
     }
   },
@@ -691,7 +736,7 @@
     }
   },
   {
-    "context": "Editor && mode == full",
+    "context": "!ContextEditor > Editor && mode == full",
     "use_key_equivalents": true,
     "bindings": {
       "alt-enter": "editor::OpenExcerpts",
@@ -704,21 +749,13 @@
       "ctrl-:": "editor::ToggleInlayHints"
     }
   },
-  {
-    "context": "ProposedChangesEditor",
-    "use_key_equivalents": true,
-    "bindings": {
-      "cmd-shift-y": "editor::ApplyDiffHunk",
-      "cmd-shift-a": "editor::ApplyAllDiffHunks"
-    }
-  },
   {
     "context": "PromptEditor",
     "use_key_equivalents": true,
     "bindings": {
-      "cmd-shift-a": "assistant2::ToggleContextPicker",
+      "cmd-shift-a": "agent::ToggleContextPicker",
       "cmd-alt-/": "assistant::ToggleModelSelector",
-      "cmd-alt-e": "assistant2::RemoveAllContext",
+      "cmd-alt-e": "agent::RemoveAllContext",
       "ctrl-[": "assistant::CyclePreviousInlineAssist",
       "ctrl-]": "assistant::CycleNextInlineAssist"
     }
@@ -819,17 +856,26 @@
       "shift-tab": "git_panel::FocusEditor",
       "escape": "git_panel::ToggleFocus",
       "cmd-enter": "git::Commit",
+      "cmd-shift-enter": "git::Amend",
       "backspace": ["git::RestoreFile", { "skip_prompt": false }],
       "delete": ["git::RestoreFile", { "skip_prompt": false }],
       "cmd-backspace": ["git::RestoreFile", { "skip_prompt": true }],
       "cmd-delete": ["git::RestoreFile", { "skip_prompt": true }]
     }
   },
+  {
+    "context": "GitPanel && CommitEditor",
+    "use_key_equivalents": true,
+    "bindings": {
+      "escape": "git::Cancel"
+    }
+  },
   {
     "context": "GitDiff > Editor",
     "use_key_equivalents": true,
     "bindings": {
       "cmd-enter": "git::Commit",
+      "cmd-shift-enter": "git::Amend",
       "cmd-ctrl-y": "git::StageAll",
       "cmd-ctrl-shift-y": "git::UnstageAll"
     }
@@ -840,6 +886,7 @@
     "bindings": {
       "enter": "editor::Newline",
       "cmd-enter": "git::Commit",
+      "cmd-shift-enter": "git::Amend",
       "tab": "git_panel::FocusChanges",
       "shift-tab": "git_panel::FocusChanges",
       "alt-up": "git_panel::FocusChanges",
@@ -869,6 +916,7 @@
       "enter": "editor::Newline",
       "escape": "menu::Cancel",
       "cmd-enter": "git::Commit",
+      "cmd-shift-enter": "git::Amend",
       "alt-tab": "git::GenerateCommitMessage"
     }
   },
@@ -974,6 +1022,8 @@
       "cmd-home": "terminal::ScrollToTop",
       "shift-end": "terminal::ScrollToBottom",
       "cmd-end": "terminal::ScrollToBottom",
+      // Using `ctrl-shift-space` in Zed requires disabling the macOS global shortcut.
+      // System Preferences->Keyboard->Keyboard Shortcuts->Input Sources->Select the previous input source (uncheck)
       "ctrl-shift-space": "terminal::ToggleViMode",
       "ctrl-k up": "pane::SplitUp",
       "ctrl-k down": "pane::SplitDown",

assets/keymaps/linux/jetbrains.json

@@ -58,7 +58,8 @@
       "ctrl-shift-home": "editor::SelectToBeginning",
       "ctrl-shift-end": "editor::SelectToEnd",
       "ctrl-f8": "editor::ToggleBreakpoint",
-      "ctrl-shift-f8": "editor::EditLogBreakpoint"
+      "ctrl-shift-f8": "editor::EditLogBreakpoint",
+      "ctrl-shift-u": "editor::ToggleCase"
     }
   },
   {

assets/keymaps/linux/sublime_text.json

@@ -37,6 +37,8 @@
       "ctrl-shift-a": "editor::SelectLargerSyntaxNode",
       "ctrl-shift-d": "editor::DuplicateSelection",
       "alt-f3": "editor::SelectAllMatches", // find_all_under
+      // "ctrl-f3": "", // find_under (cancels any selections)
+      // "cmd-alt-shift-g": "" // find_under_prev (cancels any selections)
       "f9": "editor::SortLinesCaseSensitive",
       "ctrl-f9": "editor::SortLinesCaseInsensitive",
       "f12": "editor::GoToDefinition",
@@ -49,7 +51,9 @@
       "ctrl-k ctrl-l": "editor::ConvertToLowerCase",
       "shift-alt-m": "markdown::OpenPreviewToTheSide",
       "ctrl-backspace": "editor::DeleteToPreviousWordStart",
-      "ctrl-delete": "editor::DeleteToNextWordEnd"
+      "ctrl-delete": "editor::DeleteToNextWordEnd",
+      "f3": "editor::FindNextMatch",
+      "shift-f3": "editor::FindPreviousMatch"
     }
   },
   {
@@ -58,6 +62,12 @@
       "ctrl-r": "outline::Toggle"
     }
   },
+  {
+    "context": "Editor && !agent_diff",
+    "bindings": {
+      "ctrl-k ctrl-z": "git::Restore"
+    }
+  },
   {
     "context": "Pane",
     "bindings": {

assets/keymaps/macos/jetbrains.json

@@ -55,7 +55,8 @@
       "cmd-shift-home": "editor::SelectToBeginning",
       "cmd-shift-end": "editor::SelectToEnd",
       "ctrl-f8": "editor::ToggleBreakpoint",
-      "ctrl-shift-f8": "editor::EditLogBreakpoint"
+      "ctrl-shift-f8": "editor::EditLogBreakpoint",
+      "cmd-shift-u": "editor::ToggleCase"
     }
   },
   {

assets/keymaps/macos/sublime_text.json

@@ -38,6 +38,8 @@
       "cmd-shift-a": "editor::SelectLargerSyntaxNode",
       "cmd-shift-d": "editor::DuplicateSelection",
       "ctrl-cmd-g": "editor::SelectAllMatches", // find_all_under
+      // "cmd-alt-g": "", // find_under (cancels any selections)
+      // "cmd-alt-shift-g": "" // find_under_prev (cancels any selections)
       "f5": "editor::SortLinesCaseSensitive",
       "ctrl-f5": "editor::SortLinesCaseInsensitive",
       "shift-f12": "editor::FindAllReferences",
@@ -51,7 +53,9 @@
       "cmd-shift-j": "editor::JoinLines",
       "shift-alt-m": "markdown::OpenPreviewToTheSide",
       "ctrl-backspace": "editor::DeleteToPreviousWordStart",
-      "ctrl-delete": "editor::DeleteToNextWordEnd"
+      "ctrl-delete": "editor::DeleteToNextWordEnd",
+      "cmd-g": "editor::FindNextMatch",
+      "cmd-shift-g": "editor::FindPreviousMatch"
     }
   },
   {
@@ -60,6 +64,12 @@
       "cmd-r": "outline::Toggle"
     }
   },
+  {
+    "context": "Editor && !agent_diff",
+    "bindings": {
+      "cmd-k cmd-z": "git::Restore"
+    }
+  },
   {
     "context": "Pane",
     "bindings": {

assets/keymaps/vim.json

@@ -44,6 +44,12 @@
       "[ /": "vim::PreviousComment",
       "] *": "vim::NextComment",
       "] /": "vim::NextComment",
+      "[ -": "vim::PreviousLesserIndent",
+      "[ +": "vim::PreviousGreaterIndent",
+      "[ =": "vim::PreviousSameIndent",
+      "] -": "vim::NextLesserIndent",
+      "] +": "vim::NextGreaterIndent",
+      "] =": "vim::NextSameIndent",
       // Word motions
       "w": "vim::NextWordStart",
       "e": "vim::NextWordEnd",
@@ -197,6 +203,7 @@
       "c": "vim::PushChange",
       "shift-c": "vim::ChangeToEndOfLine",
       "d": "vim::PushDelete",
+      "delete": "vim::DeleteRight",
       "shift-d": "vim::DeleteToEndOfLine",
       "shift-j": "vim::JoinLines",
       "g shift-j": "vim::JoinLinesNoWhitespace",
@@ -227,6 +234,8 @@
       "g u": "vim::PushLowercase",
       "g shift-u": "vim::PushUppercase",
       "g ~": "vim::PushOppositeCase",
+      "g ?": "vim::PushRot13",
+      // "g ?": "vim::PushRot47",
       "\"": "vim::PushRegister",
       "g w": "vim::PushRewrap",
       "g q": "vim::PushRewrap",
@@ -298,6 +307,8 @@
       "g r": ["vim::Paste", { "preserve_clipboard": true }],
       "g c": "vim::ToggleComments",
       "g q": "vim::Rewrap",
+      "g ?": "vim::ConvertToRot13",
+      // "g ?": "vim::ConvertToRot47",
       "\"": "vim::PushRegister",
       // tree-sitter related commands
       "[ x": "editor::SelectLargerSyntaxNode",
@@ -331,31 +342,106 @@
     }
   },
   {
-    "context": "vim_mode == helix_normal",
+    "context": "vim_mode == helix_normal && !menu",
     "bindings": {
+      "escape": "editor::Cancel",
+      "ctrl-[": "editor::Cancel",
+      ":": "command_palette::Toggle",
+      "shift-d": "vim::DeleteToEndOfLine",
+      "shift-j": "vim::JoinLines",
+      "y": "editor::Copy",
+      "shift-y": "vim::YankLine",
       "i": "vim::InsertBefore",
+      "shift-i": "vim::InsertFirstNonWhitespace",
       "a": "vim::InsertAfter",
-      "d": "vim::HelixDelete",
-      "w": "vim::NextWordStart",
-      "e": "vim::NextWordEnd",
-      "b": "vim::PreviousWordStart",
-      "x": "vim::CurrentLine",
-      "X": "vim::CurrentLine",
-      "y": "vim::HelixYank",
-      "p": "vim::HelixPaste",
+      "shift-a": "vim::InsertEndOfLine",
+      "o": "vim::InsertLineBelow",
+      "shift-o": "vim::InsertLineAbove",
+      "~": "vim::ChangeCase",
+      "ctrl-a": "vim::Increment",
+      "ctrl-x": "vim::Decrement",
+      "p": "vim::Paste",
+      "shift-p": ["vim::Paste", { "before": true }],
+      "u": "vim::Undo",
+      "ctrl-r": "vim::Redo",
+      "r": "vim::PushReplace",
+      "s": "vim::Substitute",
+      "shift-s": "vim::SubstituteLine",
+      ">": "vim::Indent",
+      "<": "vim::Outdent",
+      "=": "vim::AutoIndent",
+      "g u": "vim::PushLowercase",
+      "g shift-u": "vim::PushUppercase",
+      "g ~": "vim::PushOppositeCase",
+      "\"": "vim::PushRegister",
+      "g q": "vim::PushRewrap",
+      "g w": "vim::PushRewrap",
+      "ctrl-pagedown": "pane::ActivateNextItem",
+      "ctrl-pageup": "pane::ActivatePreviousItem",
+      "insert": "vim::InsertBefore",
+      // tree-sitter related commands
+      "[ x": "editor::SelectLargerSyntaxNode",
+      "] x": "editor::SelectSmallerSyntaxNode",
+      "] d": "editor::GoToDiagnostic",
+      "[ d": "editor::GoToPreviousDiagnostic",
+      "] c": "editor::GoToHunk",
+      "[ c": "editor::GoToPreviousHunk",
+      // Goto mode
+      "g n": "pane::ActivateNextItem",
+      "g p": "pane::ActivatePreviousItem",
+      // "tab": "pane::ActivateNextItem",
+      // "shift-tab": "pane::ActivatePrevItem",
+      "shift-h": "pane::ActivatePreviousItem",
+      "shift-l": "pane::ActivateNextItem",
+      "g l": "vim::EndOfLine",
+      "g h": "vim::StartOfLine",
+      "g s": "vim::FirstNonWhitespace", // "g s" default behavior is "space s"
+      "g e": "vim::EndOfDocument",
+      "g y": "editor::GoToTypeDefinition",
+      "g r": "editor::FindAllReferences", // zed specific
+      "g t": "vim::WindowTop",
+      "g c": "vim::WindowMiddle",
+      "g b": "vim::WindowBottom",
 
-      "h": "vim::Left",
-      "j": "vim::Down",
-      "k": "vim::Up",
-      "l": "vim::Right"
+      "x": "editor::SelectLine",
+      "shift-x": "editor::SelectLine",
+      // Window mode
+      "space w h": "workspace::ActivatePaneLeft",
+      "space w l": "workspace::ActivatePaneRight",
+      "space w k": "workspace::ActivatePaneUp",
+      "space w j": "workspace::ActivatePaneDown",
+      "space w q": "pane::CloseActiveItem",
+      "space w s": "pane::SplitRight",
+      "space w r": "pane::SplitRight",
+      "space w v": "pane::SplitDown",
+      "space w d": "pane::SplitDown",
+      // Space mode
+      "space f": "file_finder::Toggle",
+      "space k": "editor::Hover",
+      "space s": "outline::Toggle",
+      "space shift-s": "project_symbols::Toggle",
+      "space d": "editor::GoToDiagnostic",
+      "space r": "editor::Rename",
+      "space a": "editor::ToggleCodeActions",
+      "space h": "editor::SelectAllMatches",
+      "space c": "editor::ToggleComments",
+      "space y": "editor::Copy",
+      "space p": "editor::Paste",
+      // Match mode
+      "m m": "vim::Matching",
+      "m i w": ["workspace::SendKeystrokes", "v i w"],
+      "shift-u": "editor::Redo",
+      "ctrl-c": "editor::ToggleComments",
+      "d": "vim::HelixDelete",
+      "c": "vim::Substitute",
+      "shift-c": "editor::AddSelectionBelow"
     }
   },
-
   {
     "context": "vim_mode == insert && !(showing_code_actions || showing_completions)",
     "bindings": {
-      "ctrl-p": "editor::ShowCompletions",
-      "ctrl-n": "editor::ShowCompletions"
+      "ctrl-p": "editor::ShowWordCompletions",
+      "ctrl-n": "editor::ShowWordCompletions"
     }
   },
   {
@@ -453,6 +539,7 @@
     "bindings": {
       "d": "vim::CurrentLine",
       "s": "vim::PushDeleteSurrounds",
+      "v": "vim::PushForcedMotion", // "d v"
       "o": "editor::ToggleSelectedDiffHunks", // "d o"
       "shift-o": "git::ToggleStaged",
       "p": "git::Restore", // "d p"
@@ -481,6 +568,13 @@
       "~": "vim::CurrentLine"
     }
   },
+  {
+    "context": "vim_operator == g?",
+    "bindings": {
+      "g ?": "vim::CurrentLine",
+      "?": "vim::CurrentLine"
+    }
+  },
   {
     "context": "vim_operator == gq",
     "bindings": {
@@ -494,6 +588,7 @@
     "context": "vim_operator == y",
     "bindings": {
       "y": "vim::CurrentLine",
+      "v": "vim::PushForcedMotion",
       "s": ["vim::PushAddSurrounds", {}]
     }
   },
@@ -735,5 +830,13 @@
       // and Windows.
       "alt-l": "editor::AcceptEditPrediction"
     }
+  },
+  {
+    // Fixes https://github.com/zed-industries/zed/issues/29095 by ensuring that
+    // the last binding for editor::ToggleComments is not ctrl-c.
+    "context": "hack_to_fix_ctrl-c",
+    "bindings": {
+      "g c": "editor::ToggleComments"
+    }
   }
 ]

assets/prompts/assistant_system_prompt.hbs

@@ -1,34 +1,88 @@
-You are an AI assistant integrated into a code editor. You have the programming ability of an expert programmer who takes pride in writing high-quality code and is driven to the point of obsession about solving problems effectively. Your goal is to do one of the following two things:
+You are a highly skilled software engineer with extensive knowledge in many programming languages, frameworks, design patterns, and best practices.
 
-1. Help users answer questions and perform tasks related to their codebase.
-2. Answer general-purpose questions unrelated to their particular codebase.
+## Communication
 
-It will be up to you to decide which of these you are doing based on what the user has told you. When unclear, ask clarifying questions to understand the user's intent before proceeding.
+1. Be conversational but professional.
+2. Refer to the USER in the second person and yourself in the first person.
+3. Format your responses in markdown. Use backticks to format file, directory, function, and class names.
+4. NEVER lie or make things up.
+5. Refrain from apologizing all the time when results are unexpected. Instead, just try your best to proceed or explain the circumstances to the user without apologizing.
 
-You should only perform actions that modify the user's system if explicitly requested by the user:
-- If the user asks a question about how to accomplish a task, provide guidance or information, and use read-only tools (e.g., search) to assist. You may suggest potential actions, but do not directly modify the user’s system without explicit instruction.
-- If the user clearly requests that you perform an action, carry out the action directly without explaining why you are doing so.
-- The editing actions you perform might produce errors or warnings. At the end of your changes, check whether you introduced any problems, and fix them before providing a summary of the changes you made. You may only attempt to fix these up to 3 times. If you have tried 3 times to fix them, and there are still problems remaining, you must not continue trying to fix them, and must instead tell the user that there are problems remaining - and ask if the user would like you to attempt to solve them further.
-- Do not fix errors unrelated to your changes unless the user explicitly asks you to do so.
+## Tool Use
 
-Be concise and direct in your responses. Never apologize or thank the user. Don't comment that you have just realized or understood something. When you are going to make a tool call, tersely explain your reasoning for choosing to use that tool, with no flourishes or commentary beyond that information. For example, rather than saying "You're absolutely right! Thank you for providing that context. Now I understand that we're missing a dependency, and I need to add it:" say "I'll add that missing dependency:" instead. Also, don't restate what a tool call is about to do (or just did). For example, don't say "Now I'm going to check diagnostics to see if there are any warnings or errors," followed by running a tool which checks diagnostics and reports warnings or errors; instead, just request the tool call without saying anything.
+1. Make sure to adhere to the tools schema.
+2. Provide every required argument.
+3. DO NOT use tools to access items that are already available in the context section.
+4. Use only the tools that are currently available.
+5. DO NOT use a tool that is not available just because it appears in the conversation. This means the user turned it off.
 
-The user has opened a project that contains the following root directories/files. Whenever you specify a path in the project, it must be a relative path which begins with one of these root directories/files:
+## Searching and Reading
+
+If you are unsure how to fulfill the user's request, gather more information with tool calls and/or clarifying questions.
+
+{{! TODO: If there are files, we should mention it but otherwise omit that fact }}
+If appropriate, use tool calls to explore the current project, which contains the following root directories:
 
 {{#each worktrees}}
-- `{{root_name}}` (absolute path: `{{abs_path}}`)
+- `{{root_name}}`
 {{/each}}
-{{#if has_rules}}
 
-There are rules that apply to these root directories:
+- When providing paths to tools, the path should always begin with a path that starts with a project root directory listed above.
+- When looking for symbols in the project, prefer the `grep` tool.
+- As you learn about the structure of the project, use that information to scope `grep` searches to targeted subtrees of the project.
+- Bias towards not asking the user for help if you can find the answer yourself.
+
+## Fixing Diagnostics
+
+1. Make 1-2 attempts at fixing diagnostics, then defer to the user.
+2. Never simplify code you've written just to solve diagnostics. Complete, mostly correct code is more valuable than perfect code that doesn't solve the problem.
+
+## Debugging
+
+When debugging, only make code changes if you are certain that you can solve the problem.
+Otherwise, follow debugging best practices:
+1. Address the root cause instead of the symptoms.
+2. Add descriptive logging statements and error messages to track variable and code state.
+3. Add test functions and statements to isolate the problem.
+
+## Calling External APIs
+
+1. Unless explicitly requested by the user, use the best suited external APIs and packages to solve the task. There is no need to ask the user for permission.
+2. When selecting which version of an API or package to use, choose one that is compatible with the user's dependency management file. If no such file exists or if the package is not present, use the latest version that is in your training data.
+3. If an external API requires an API Key, be sure to point this out to the user. Adhere to best security practices (e.g. DO NOT hardcode an API key in a place where it can be exposed)
+
+## System Information
+
+Operating System: {{os}}
+Default Shell: {{shell}}
+
+{{#if (or has_rules has_default_user_rules)}}
+## User's Custom Instructions
+
+The following additional instructions are provided by the user, and should be followed to the best of your ability without interfering with the tool use guidelines.
+
+{{#if has_rules}}
+There are project rules that apply to these root directories:
 {{#each worktrees}}
 {{#if rules_file}}
-
-`{{root_name}}/{{rules_file.rel_path}}`:
-
+`{{root_name}}/{{rules_file.path_in_worktree}}`:
 ``````
 {{{rules_file.text}}}
 ``````
 {{/if}}
 {{/each}}
 {{/if}}
+
+{{#if has_user_rules}}
+The user has specified the following rules that should be applied:
+{{#each user_rules}}
+
+{{#if title}}
+Rules title: {{title}}
+{{/if}}
+``````
+{{contents}}}
+``````
+{{/each}}
+{{/if}}
+{{/if}}

assets/prompts/project_slash_command.hbs

@@ -1,8 +0,0 @@
-A software developer is asking a question about their project. The source files in their project have been indexed into a database of semantic text embeddings.
-Your task is to generate a list of 4 diverse search queries that can be run on this embedding database, in order to retrieve a list of code snippets
-that are relevant to the developer's question. Redundant search queries will be heavily penalized, so only include another query if it's sufficiently
-distinct from previous ones.
-
-Here is the question that's been asked, together with context that the developer has added manually:
-
-{{{context_buffer}}}

assets/settings/default.json

@@ -80,6 +80,8 @@
     // Values are clamped to the [0.0, 1.0] range.
     "inactive_opacity": 1.0
   },
+  // Layout mode of the bottom dock. Defaults to "contained"
+  "bottom_dock_layout": "contained",
   // The direction that you want to split panes horizontally. Defaults to "up"
   "pane_split_direction_horizontal": "up",
   // The direction that you want to split panes horizontally. Defaults to "left"
@@ -179,8 +181,6 @@
   "current_line_highlight": "all",
   // Whether to highlight all occurrences of the selected text in an editor.
   "selection_highlight": true,
-  // The debounce delay before querying highlights based on the selected text.
-  "selection_highlight_debounce": 50,
   // The debounce delay before querying highlights from the language
   // server based on the current cursor location.
   "lsp_highlight_debounce": 75,
@@ -585,7 +585,6 @@
     //
     // Default: main
     "fallback_branch_name": "main",
-
     "scrollbar": {
       // When to show the scrollbar in the git panel.
       //
@@ -624,51 +623,61 @@
       // The provider to use.
       "provider": "zed.dev",
       // The model to use.
-      "model": "claude-3-5-sonnet-latest"
+      "model": "claude-3-7-sonnet-latest"
     },
     // The model to use when applying edits from the assistant.
     "editor_model": {
       // The provider to use.
       "provider": "zed.dev",
       // The model to use.
-      "model": "claude-3-5-sonnet-latest"
+      "model": "claude-3-7-sonnet-latest"
     },
+    // When enabled, the agent can run potentially destructive actions without asking for your confirmation.
+    "always_allow_tool_actions": false,
     "default_profile": "write",
     "profiles": {
       "ask": {
         "name": "Ask",
+        // We don't know which of the context server tools are safe for the "Ask" profile, so we don't enable them by default.
+        // "enable_all_context_servers": true,
         "tools": {
+          "contents": true,
           "diagnostics": true,
           "fetch": true,
-          "list-directory": true,
+          "list_directory": false,
           "now": true,
-          "path-search": true,
-          "read-file": true,
-          "regex-search": true,
-          "thinking": true
+          "path_search": true,
+          "read_file": true,
+          "grep": true,
+          "thinking": true,
+          "web_search": true
         }
       },
       "write": {
         "name": "Write",
+        "enable_all_context_servers": true,
         "tools": {
-          "bash": true,
-          "batch-tool": true,
-          "code-symbols": true,
-          "copy-path": true,
-          "create-file": true,
-          "delete-path": true,
+          "batch_tool": false,
+          "code_actions": false,
+          "code_symbols": false,
+          "contents": false,
+          "copy_path": false,
+          "create_file": true,
+          "delete_path": false,
           "diagnostics": true,
-          "find-replace-file": true,
-          "edit-files": false,
+          "edit_file": true,
           "fetch": true,
-          "list-directory": true,
-          "move-path": true,
-          "now": true,
-          "path-search": true,
-          "read-file": true,
-          "regex-search": true,
-          "symbol-info": true,
-          "thinking": true
+          "list_directory": true,
+          "move_path": false,
+          "now": false,
+          "path_search": true,
+          "read_file": true,
+          "grep": true,
+          "rename": false,
+          "symbol_info": false,
+          "terminal": true,
+          "thinking": true,
+          "web_search": true
         }
       }
     },
@@ -1132,7 +1141,8 @@
   "code_actions_on_format": {},
   // Settings related to running tasks.
   "tasks": {
-    "variables": {}
+    "variables": {},
+    "enabled": true
   },
   // An object whose keys are language names, and whose values
   // are arrays of filenames or extensions of files that should
@@ -1196,7 +1206,27 @@
     // When set to 0, waits indefinitely.
     //
     // Default: 0
-    "lsp_fetch_timeout_ms": 0
+    "lsp_fetch_timeout_ms": 0,
+    // Controls what range to replace when accepting LSP completions.
+    //
+    // When LSP servers give an `InsertReplaceEdit` completion, they provides two ranges: `insert` and `replace`. Usually, `insert`
+    // contains the word prefix before your cursor and `replace` contains the whole word.
+    //
+    // Effectively, this setting just changes whether Zed will use the received range for `insert` or `replace`, so the results may
+    // differ depending on the underlying LSP server.
+    //
+    // Possible values:
+    // 1. "insert"
+    //   Replaces text before the cursor, using the `insert` range described in the LSP specification.
+    // 2. "replace"
+    //   Replaces text before and after the cursor, using the `replace` range described in the LSP specification.
+    // 3. "replace_subsequence"
+    //   Behaves like `"replace"` if the text that would be replaced is a subsequence of the completion text,
+    //   and like `"insert"` otherwise.
+    // 4. "replace_suffix"
+    //   Behaves like `"replace"` if the text after the cursor is a suffix of the completion, and like
+    //   `"insert"` otherwise.
+    "lsp_insert_mode": "replace_suffix"
   },
   // Different settings for specific languages.
   "languages": {
@@ -1432,6 +1462,8 @@
   "lsp": {
     // Specify the LSP name as a key here.
     // "rust-analyzer": {
+    //     // A special flag for rust-analyzer integration, to use server-provided tasks
+    //     enable_lsp_tasks": true,
     //     // These initialization options are merged into Zed's defaults
     //     "initialization_options": {
     //         "check": {
@@ -1527,7 +1559,6 @@
   //   }
   // ]
   "ssh_connections": [],
-
   // Configures context servers for use in the Assistant.
   "context_servers": {},
   "debugger": {

assets/settings/initial_tasks.json

@@ -43,6 +43,8 @@
     //           "args": ["--login"]
     //         }
     //     }
-    "shell": "system"
+    "shell": "system",
+    // Represents the tags for inline runnable indicators, or spawning multiple tasks at once.
+    "tags": []
   }
 ]

assets/themes/gruvbox/gruvbox.json

@@ -87,9 +87,9 @@
         "terminal.ansi.blue": "#83a598ff",
         "terminal.ansi.bright_blue": "#414f4aff",
         "terminal.ansi.dim_blue": "#c0d2cbff",
-        "terminal.ansi.magenta": "#a89984ff",
-        "terminal.ansi.bright_magenta": "#514a41ff",
-        "terminal.ansi.dim_magenta": "#d2cabfff",
+        "terminal.ansi.magenta": "#d3869bff",
+        "terminal.ansi.bright_magenta": "#8e5868ff",
+        "terminal.ansi.dim_magenta": "#ff9ebbff",
         "terminal.ansi.cyan": "#8ec07cff",
         "terminal.ansi.bright_cyan": "#45603eff",
         "terminal.ansi.dim_cyan": "#c7dfbdff",
@@ -472,9 +472,9 @@
         "terminal.ansi.blue": "#83a598ff",
         "terminal.ansi.bright_blue": "#414f4aff",
         "terminal.ansi.dim_blue": "#c0d2cbff",
-        "terminal.ansi.magenta": "#a89984ff",
-        "terminal.ansi.bright_magenta": "#514a41ff",
-        "terminal.ansi.dim_magenta": "#d2cabfff",
+        "terminal.ansi.magenta": "#d3869bff",
+        "terminal.ansi.bright_magenta": "#8e5868ff",
+        "terminal.ansi.dim_magenta": "#ff9ebbff",
         "terminal.ansi.cyan": "#8ec07cff",
         "terminal.ansi.bright_cyan": "#45603eff",
         "terminal.ansi.dim_cyan": "#c7dfbdff",
@@ -857,9 +857,9 @@
         "terminal.ansi.blue": "#83a598ff",
         "terminal.ansi.bright_blue": "#414f4aff",
         "terminal.ansi.dim_blue": "#c0d2cbff",
-        "terminal.ansi.magenta": "#a89984ff",
-        "terminal.ansi.bright_magenta": "#514a41ff",
-        "terminal.ansi.dim_magenta": "#d2cabfff",
+        "terminal.ansi.magenta": "#d3869bff",
+        "terminal.ansi.bright_magenta": "#8e5868ff",
+        "terminal.ansi.dim_magenta": "#ff9ebbff",
         "terminal.ansi.cyan": "#8ec07cff",
         "terminal.ansi.bright_cyan": "#45603eff",
         "terminal.ansi.dim_cyan": "#c7dfbdff",
@@ -1242,9 +1242,9 @@
         "terminal.ansi.blue": "#0b6678ff",
         "terminal.ansi.bright_blue": "#8fb0baff",
         "terminal.ansi.dim_blue": "#14333bff",
-        "terminal.ansi.magenta": "#7c6f64ff",
-        "terminal.ansi.bright_magenta": "#bcb5afff",
-        "terminal.ansi.dim_magenta": "#3e3833ff",
+        "terminal.ansi.magenta": "#8f3e71ff",
+        "terminal.ansi.bright_magenta": "#c76da0ff",
+        "terminal.ansi.dim_magenta": "#5c2848ff",
         "terminal.ansi.cyan": "#437b59ff",
         "terminal.ansi.bright_cyan": "#9fbca8ff",
         "terminal.ansi.dim_cyan": "#253e2eff",
@@ -1627,9 +1627,9 @@
         "terminal.ansi.blue": "#0b6678ff",
         "terminal.ansi.bright_blue": "#8fb0baff",
         "terminal.ansi.dim_blue": "#14333bff",
-        "terminal.ansi.magenta": "#7c6f64ff",
-        "terminal.ansi.bright_magenta": "#bcb5afff",
-        "terminal.ansi.dim_magenta": "#3e3833ff",
+        "terminal.ansi.magenta": "#8f3e71ff",
+        "terminal.ansi.bright_magenta": "#c76da0ff",
+        "terminal.ansi.dim_magenta": "#5c2848ff",
         "terminal.ansi.cyan": "#437b59ff",
         "terminal.ansi.bright_cyan": "#9fbca8ff",
         "terminal.ansi.dim_cyan": "#253e2eff",
@@ -2012,9 +2012,9 @@
         "terminal.ansi.blue": "#0b6678ff",
         "terminal.ansi.bright_blue": "#8fb0baff",
         "terminal.ansi.dim_blue": "#14333bff",
-        "terminal.ansi.magenta": "#7c6f64ff",
-        "terminal.ansi.bright_magenta": "#bcb5afff",
-        "terminal.ansi.dim_magenta": "#3e3833ff",
+        "terminal.ansi.magenta": "#8f3e71ff",
+        "terminal.ansi.bright_magenta": "#c76da0ff",
+        "terminal.ansi.dim_magenta": "#5c2848ff",
         "terminal.ansi.cyan": "#437b59ff",
         "terminal.ansi.bright_cyan": "#9fbca8ff",
         "terminal.ansi.dim_cyan": "#253e2eff",

crates/activity_indicator/Cargo.toml

@@ -25,6 +25,7 @@ smallvec.workspace = true
 ui.workspace = true
 util.workspace = true
 workspace.workspace = true
+workspace-hack.workspace = true
 
 [dev-dependencies]
 editor = { workspace = true, features = ["test-support"] }

crates/activity_indicator/src/activity_indicator.rs

@@ -10,14 +10,23 @@ use gpui::{
 use language::{BinaryStatus, LanguageRegistry, LanguageServerId};
 use project::{
     EnvironmentErrorMessage, LanguageServerProgress, LspStoreEvent, Project,
-    ProjectEnvironmentEvent, WorktreeId,
+    ProjectEnvironmentEvent,
+    git_store::{GitStoreEvent, Repository},
 };
 use smallvec::SmallVec;
-use std::{cmp::Reverse, fmt::Write, sync::Arc, time::Duration};
+use std::{
+    cmp::Reverse,
+    fmt::Write,
+    path::Path,
+    sync::Arc,
+    time::{Duration, Instant},
+};
 use ui::{ButtonLike, ContextMenu, PopoverMenu, PopoverMenuHandle, Tooltip, prelude::*};
 use util::truncate_and_trailoff;
 use workspace::{StatusItemView, Workspace, item::ItemHandle};
 
+const GIT_OPERATION_DELAY: Duration = Duration::from_millis(0);
+
 actions!(activity_indicator, [ShowErrorMessage]);
 
 pub enum Event {
@@ -105,6 +114,15 @@ impl ActivityIndicator {
             )
             .detach();
 
+            cx.subscribe(
+                &project.read(cx).git_store().clone(),
+                |_, _, event: &GitStoreEvent, cx| match event {
+                    project::git_store::GitStoreEvent::JobsUpdated => cx.notify(),
+                    _ => {}
+                },
+            )
+            .detach();
+
             if let Some(auto_updater) = auto_updater.as_ref() {
                 cx.observe(auto_updater, |_, _, cx| cx.notify()).detach();
             }
@@ -218,13 +236,14 @@ impl ActivityIndicator {
     fn pending_environment_errors<'a>(
         &'a self,
         cx: &'a App,
-    ) -> impl Iterator<Item = (&'a WorktreeId, &'a EnvironmentErrorMessage)> {
+    ) -> impl Iterator<Item = (&'a Arc<Path>, &'a EnvironmentErrorMessage)> {
         self.project.read(cx).shell_environment_errors(cx)
     }
 
     fn content_to_render(&mut self, cx: &mut Context<Self>) -> Option<Content> {
         // Show if any direnv calls failed
-        if let Some((&worktree_id, error)) = self.pending_environment_errors(cx).next() {
+        if let Some((abs_path, error)) = self.pending_environment_errors(cx).next() {
+            let abs_path = abs_path.clone();
             return Some(Content {
                 icon: Some(
                     Icon::new(IconName::Warning)
@@ -234,7 +253,7 @@ impl ActivityIndicator {
                 message: error.0.clone(),
                 on_click: Some(Arc::new(move |this, window, cx| {
                     this.project.update(cx, |project, cx| {
-                        project.remove_environment_error(worktree_id, cx);
+                        project.remove_environment_error(&abs_path, cx);
                     });
                     window.dispatch_action(Box::new(workspace::OpenLog), cx);
                 })),
@@ -284,6 +303,34 @@ impl ActivityIndicator {
             });
         }
 
+        let current_job = self
+            .project
+            .read(cx)
+            .active_repository(cx)
+            .map(|r| r.read(cx))
+            .and_then(Repository::current_job);
+        // Show any long-running git command
+        if let Some(job_info) = current_job {
+            if Instant::now() - job_info.start >= GIT_OPERATION_DELAY {
+                return Some(Content {
+                    icon: Some(
+                        Icon::new(IconName::ArrowCircle)
+                            .size(IconSize::Small)
+                            .with_animation(
+                                "arrow-circle",
+                                Animation::new(Duration::from_secs(2)).repeat(),
+                                |icon, delta| {
+                                    icon.transform(Transformation::rotate(percentage(delta)))
+                                },
+                            )
+                            .into_any_element(),
+                    ),
+                    message: job_info.message.into(),
+                    on_click: None,
+                });
+            }
+        }
+
         // Show any language server installation info.
         let mut downloading = SmallVec::<[_; 3]>::new();
         let mut checking_for_update = SmallVec::<[_; 3]>::new();

crates/agent/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "assistant2"
+name = "agent"
 version = "0.1.0"
 edition.workspace = true
 publish.workspace = true
@@ -31,6 +31,7 @@ client.workspace = true
 clock.workspace = true
 collections.workspace = true
 command_palette_hooks.workspace = true
+component.workspace = true
 context_server.workspace = true
 convert_case.workspace = true
 db.workspace = true
@@ -50,6 +51,7 @@ itertools.workspace = true
 language.workspace = true
 language_model.workspace = true
 language_model_selector.workspace = true
+linkme.workspace = true
 log.workspace = true
 lsp.workspace = true
 markdown.workspace = true
@@ -78,14 +80,17 @@ terminal.workspace = true
 terminal_view.workspace = true
 text.workspace = true
 theme.workspace = true
+thiserror.workspace = true
 time.workspace = true
 time_format.workspace = true
 ui.workspace = true
+ui_input.workspace = true
 util.workspace = true
 uuid.workspace = true
-vim_mode_setting.workspace = true
+workspace-hack.workspace = true
 workspace.workspace = true
 zed_actions.workspace = true
+zed_llm_client.workspace = true
 
 [dev-dependencies]
 buffer_diff = { workspace = true, features = ["test-support"] }

crates/agent/src/assistant.rs

@@ -1,6 +1,6 @@
 mod active_thread;
+mod agent_diff;
 mod assistant_configuration;
-mod assistant_diff;
 mod assistant_model_selector;
 mod assistant_panel;
 mod buffer_codegen;
@@ -18,12 +18,13 @@ mod terminal_inline_assistant;
 mod thread;
 mod thread_history;
 mod thread_store;
+mod tool_compatibility;
 mod tool_use;
 mod ui;
 
 use std::sync::Arc;
 
-use assistant_settings::AssistantSettings;
+use assistant_settings::{AgentProfileId, AssistantSettings};
 use client::Client;
 use command_palette_hooks::CommandPaletteFilter;
 use feature_flags::{Assistant2FeatureFlag, FeatureFlagAppExt};
@@ -33,25 +34,25 @@ use prompt_store::PromptBuilder;
 use schemars::JsonSchema;
 use serde::Deserialize;
 use settings::Settings as _;
+use thread::ThreadId;
 
 pub use crate::active_thread::ActiveThread;
 use crate::assistant_configuration::{AddContextServerModal, ManageProfilesModal};
 pub use crate::assistant_panel::{AssistantPanel, ConcreteAssistantPanelDelegate};
 pub use crate::inline_assistant::InlineAssistant;
-pub use crate::thread::{Message, RequestKind, Thread, ThreadEvent};
+pub use crate::thread::{Message, Thread, ThreadEvent};
 pub use crate::thread_store::ThreadStore;
-pub use assistant_diff::{AssistantDiff, AssistantDiffToolbar};
+pub use agent_diff::{AgentDiff, AgentDiffToolbar};
 
 actions!(
-    assistant2,
+    agent,
     [
-        NewThread,
-        NewPromptEditor,
+        NewTextThread,
         ToggleContextPicker,
         ToggleProfileSelector,
         RemoveAllContext,
+        ExpandMessageEditor,
         OpenHistory,
-        OpenConfiguration,
         AddContextServer,
         RemoveSelectedThread,
         Chat,
@@ -65,33 +66,39 @@ actions!(
         RemoveFocusedContext,
         AcceptSuggestedContext,
         OpenActiveThreadAsMarkdown,
-        OpenAssistantDiff,
-        ToggleKeep,
+        OpenAgentDiff,
+        Keep,
         Reject,
         RejectAll,
         KeepAll
     ]
 );
 
+#[derive(Default, Clone, PartialEq, Deserialize, JsonSchema)]
+pub struct NewThread {
+    #[serde(default)]
+    from_thread_id: Option<ThreadId>,
+}
+
 #[derive(PartialEq, Clone, Default, Debug, Deserialize, JsonSchema)]
 pub struct ManageProfiles {
     #[serde(default)]
-    pub customize_tools: Option<Arc<str>>,
+    pub customize_tools: Option<AgentProfileId>,
 }
 
 impl ManageProfiles {
-    pub fn customize_tools(profile_id: Arc<str>) -> Self {
+    pub fn customize_tools(profile_id: AgentProfileId) -> Self {
         Self {
             customize_tools: Some(profile_id),
         }
     }
 }
 
-impl_actions!(assistant, [ManageProfiles]);
+impl_actions!(agent, [NewThread, ManageProfiles]);
 
-const NAMESPACE: &str = "assistant2";
+const NAMESPACE: &str = "agent";
 
-/// Initializes the `assistant2` crate.
+/// Initializes the `agent` crate.
 pub fn init(
     fs: Arc<dyn Fs>,
     client: Arc<Client>,
@@ -117,10 +124,10 @@ pub fn init(
     cx.observe_new(AddContextServerModal::register).detach();
     cx.observe_new(ManageProfilesModal::register).detach();
 
-    feature_gate_assistant2_actions(cx);
+    feature_gate_agent_actions(cx);
 }
 
-fn feature_gate_assistant2_actions(cx: &mut App) {
+fn feature_gate_agent_actions(cx: &mut App) {
     CommandPaletteFilter::update_global(cx, |filter, _cx| {
         filter.hide_namespace(NAMESPACE);
     });

crates/agent/src/assistant_configuration.rs

@@ -4,12 +4,20 @@ mod tool_picker;
 
 use std::sync::Arc;
 
+use assistant_settings::AssistantSettings;
 use assistant_tool::{ToolSource, ToolWorkingSet};
 use collections::HashMap;
 use context_server::manager::ContextServerManager;
-use gpui::{Action, AnyView, App, Entity, EventEmitter, FocusHandle, Focusable, Subscription};
+use fs::Fs;
+use gpui::{
+    Action, AnyView, App, Entity, EventEmitter, FocusHandle, Focusable, ScrollHandle, Subscription,
+};
 use language_model::{LanguageModelProvider, LanguageModelProviderId, LanguageModelRegistry};
-use ui::{Disclosure, Divider, DividerColor, ElevationIndex, Indicator, Switch, prelude::*};
+use settings::{Settings, update_settings_file};
+use ui::{
+    Disclosure, Divider, DividerColor, ElevationIndex, Indicator, Scrollbar, ScrollbarState,
+    Switch, SwitchColor, Tooltip, prelude::*,
+};
 use util::ResultExt as _;
 use zed_actions::ExtensionCategoryFilter;
 
@@ -19,18 +27,22 @@ pub(crate) use manage_profiles_modal::ManageProfilesModal;
 use crate::AddContextServer;
 
 pub struct AssistantConfiguration {
+    fs: Arc<dyn Fs>,
     focus_handle: FocusHandle,
     configuration_views_by_provider: HashMap<LanguageModelProviderId, AnyView>,
     context_server_manager: Entity<ContextServerManager>,
     expanded_context_server_tools: HashMap<Arc<str>, bool>,
-    tools: Arc<ToolWorkingSet>,
+    tools: Entity<ToolWorkingSet>,
     _registry_subscription: Subscription,
+    scroll_handle: ScrollHandle,
+    scrollbar_state: ScrollbarState,
 }
 
 impl AssistantConfiguration {
     pub fn new(
+        fs: Arc<dyn Fs>,
         context_server_manager: Entity<ContextServerManager>,
-        tools: Arc<ToolWorkingSet>,
+        tools: Entity<ToolWorkingSet>,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) -> Self {
@@ -53,13 +65,19 @@ impl AssistantConfiguration {
             },
         );
 
+        let scroll_handle = ScrollHandle::new();
+        let scrollbar_state = ScrollbarState::new(scroll_handle.clone());
+
         let mut this = Self {
+            fs,
             focus_handle,
             configuration_views_by_provider: HashMap::default(),
             context_server_manager,
             expanded_context_server_tools: HashMap::default(),
             tools,
             _registry_subscription: registry_subscription,
+            scroll_handle,
+            scrollbar_state,
         };
         this.build_provider_configuration_views(window, cx);
         this
@@ -101,7 +119,7 @@ pub enum AssistantConfigurationEvent {
 impl EventEmitter<AssistantConfigurationEvent> for AssistantConfiguration {}
 
 impl AssistantConfiguration {
-    fn render_provider_configuration(
+    fn render_provider_configuration_block(
         &mut self,
         provider: &Arc<dyn LanguageModelProvider>,
         cx: &mut Context<Self>,
@@ -114,7 +132,11 @@ impl AssistantConfiguration {
             .cloned();
 
         v_flex()
+            .pt_3()
+            .pb_1()
             .gap_1p5()
+            .border_t_1()
+            .border_color(cx.theme().colors().border.opacity(0.6))
             .child(
                 h_flex()
                     .justify_between()
@@ -126,7 +148,7 @@ impl AssistantConfiguration {
                                     .size(IconSize::Small)
                                     .color(Color::Muted),
                             )
-                            .child(Label::new(provider_name.clone())),
+                            .child(Label::new(provider_name.clone()).size(LabelSize::Large)),
                     )
                     .when(provider.is_authenticated(cx), |parent| {
                         parent.child(
@@ -151,37 +173,103 @@ impl AssistantConfiguration {
                         )
                     }),
             )
+            .map(|parent| match configuration_view {
+                Some(configuration_view) => parent.child(configuration_view),
+                None => parent.child(div().child(Label::new(format!(
+                    "No configuration view for {provider_name}",
+                )))),
+            })
+    }
+
+    fn render_provider_configuration_section(
+        &mut self,
+        cx: &mut Context<Self>,
+    ) -> impl IntoElement {
+        let providers = LanguageModelRegistry::read_global(cx).providers();
+
+        v_flex()
+            .p(DynamicSpacing::Base16.rems(cx))
+            .pr(DynamicSpacing::Base20.rems(cx))
+            .gap_4()
+            .flex_1()
             .child(
-                div()
-                    .p(DynamicSpacing::Base08.rems(cx))
-                    .bg(cx.theme().colors().editor_background)
-                    .border_1()
-                    .border_color(cx.theme().colors().border_variant)
-                    .rounded_sm()
-                    .map(|parent| match configuration_view {
-                        Some(configuration_view) => parent.child(configuration_view),
-                        None => parent.child(div().child(Label::new(format!(
-                            "No configuration view for {provider_name}",
-                        )))),
-                    }),
+                v_flex()
+                    .gap_0p5()
+                    .child(Headline::new("LLM Providers"))
+                    .child(
+                        Label::new("Add at least one provider to use AI-powered features.")
+                            .color(Color::Muted),
+                    ),
+            )
+            .children(
+                providers
+                    .into_iter()
+                    .map(|provider| self.render_provider_configuration_block(&provider, cx)),
+            )
+    }
+
+    fn render_command_permission(&mut self, cx: &mut Context<Self>) -> impl IntoElement {
+        let always_allow_tool_actions = AssistantSettings::get_global(cx).always_allow_tool_actions;
+
+        const HEADING: &str = "Allow running editing tools without asking for confirmation";
+
+        v_flex()
+            .p(DynamicSpacing::Base16.rems(cx))
+            .pr(DynamicSpacing::Base20.rems(cx))
+            .gap_2()
+            .flex_1()
+            .child(Headline::new("General Settings"))
+            .child(
+                h_flex()
+                    .gap_4()
+                    .justify_between()
+                    .flex_wrap()
+                    .child(
+                        v_flex()
+                            .gap_0p5()
+                            .max_w_5_6()
+                            .child(Label::new(HEADING))
+                            .child(Label::new("When enabled, the agent can perform potentially destructive actions without asking for your confirmation.").color(Color::Muted)),
+                    )
+                    .child(
+                        Switch::new(
+                            "always-allow-tool-actions-switch",
+                            always_allow_tool_actions.into(),
+                        )
+                        .color(SwitchColor::Accent)
+                        .on_click({
+                            let fs = self.fs.clone();
+                            move |state, _window, cx| {
+                                let allow = state == &ToggleState::Selected;
+                                update_settings_file::<AssistantSettings>(
+                                    fs.clone(),
+                                    cx,
+                                    move |settings, _| {
+                                        settings.set_always_allow_tool_actions(allow);
+                                    },
+                                );
+                            }
+                        }),
+                    ),
             )
     }
 
     fn render_context_servers_section(&mut self, cx: &mut Context<Self>) -> impl IntoElement {
         let context_servers = self.context_server_manager.read(cx).all_servers().clone();
-        let tools_by_source = self.tools.tools_by_source(cx);
+        let tools_by_source = self.tools.read(cx).tools_by_source(cx);
         let empty = Vec::new();
 
         const SUBHEADING: &str = "Connect to context servers via the Model Context Protocol either via Zed extensions or directly.";
 
         v_flex()
             .p(DynamicSpacing::Base16.rems(cx))
+            .pr(DynamicSpacing::Base20.rems(cx))
             .gap_2()
             .flex_1()
             .child(
                 v_flex()
                     .gap_0p5()
-                    .child(Headline::new("Context Servers (MCP)").size(HeadlineSize::Small))
+                    .child(Headline::new("Model Context Protocol (MCP) Servers"))
                     .child(Label::new(SUBHEADING).color(Color::Muted)),
             )
             .children(context_servers.into_iter().map(|context_server| {
@@ -202,15 +290,14 @@ impl AssistantConfiguration {
                 v_flex()
                     .id(SharedString::from(context_server.id()))
                     .border_1()
-                    .rounded_sm()
+                    .rounded_md()
                     .border_color(cx.theme().colors().border)
-                    .bg(cx.theme().colors().editor_background)
+                    .bg(cx.theme().colors().background.opacity(0.25))
                     .child(
                         h_flex()
+                            .p_1()
                             .justify_between()
-                            .px_2()
-                            .py_1()
-                            .when(are_tools_expanded, |element| {
+                            .when(are_tools_expanded && tool_count > 1, |element| {
                                 element
                                     .border_b_1()
                                     .border_color(cx.theme().colors().border)
@@ -220,6 +307,7 @@ impl AssistantConfiguration {
                                     .gap_2()
                                     .child(
                                         Disclosure::new("tool-list-disclosure", are_tools_expanded)
+                                            .disabled(tool_count == 0)
                                             .on_click(cx.listener({
                                                 let context_server_id = context_server.id();
                                                 move |this, _event, _window, _cx| {
@@ -240,65 +328,78 @@ impl AssistantConfiguration {
                                     .child(Label::new(context_server.id()))
                                     .child(
                                         Label::new(format!("{tool_count} tools"))
-                                            .color(Color::Muted),
+                                            .color(Color::Muted)
+                                            .size(LabelSize::Small),
                                     ),
                             )
-                            .child(h_flex().child(
-                                Switch::new("context-server-switch", is_running.into()).on_click({
-                                    let context_server_manager =
-                                        self.context_server_manager.clone();
-                                    let context_server = context_server.clone();
-                                    move |state, _window, cx| match state {
-                                        ToggleState::Unselected | ToggleState::Indeterminate => {
-                                            context_server_manager.update(cx, |this, cx| {
-                                                this.stop_server(context_server.clone(), cx)
-                                                    .log_err();
-                                            });
-                                        }
-                                        ToggleState::Selected => {
-                                            cx.spawn({
-                                                let context_server_manager =
-                                                    context_server_manager.clone();
-                                                let context_server = context_server.clone();
-                                                async move |cx| {
-                                                    if let Some(start_server_task) =
-                                                        context_server_manager
-                                                            .update(cx, |this, cx| {
-                                                                this.start_server(
-                                                                    context_server,
-                                                                    cx,
-                                                                )
-                                                            })
-                                                            .log_err()
-                                                    {
-                                                        start_server_task.await.log_err();
+                            .child(
+                                Switch::new("context-server-switch", is_running.into())
+                                    .color(SwitchColor::Accent)
+                                    .on_click({
+                                        let context_server_manager =
+                                            self.context_server_manager.clone();
+                                        let context_server = context_server.clone();
+                                        move |state, _window, cx| match state {
+                                            ToggleState::Unselected
+                                            | ToggleState::Indeterminate => {
+                                                context_server_manager.update(cx, |this, cx| {
+                                                    this.stop_server(context_server.clone(), cx)
+                                                        .log_err();
+                                                });
+                                            }
+                                            ToggleState::Selected => {
+                                                cx.spawn({
+                                                    let context_server_manager =
+                                                        context_server_manager.clone();
+                                                    let context_server = context_server.clone();
+                                                    async move |cx| {
+                                                        if let Some(start_server_task) =
+                                                            context_server_manager
+                                                                .update(cx, |this, cx| {
+                                                                    this.start_server(
+                                                                        context_server,
+                                                                        cx,
+                                                                    )
+                                                                })
+                                                                .log_err()
+                                                        {
+                                                            start_server_task.await.log_err();
+                                                        }
                                                     }
-                                                }
-                                            })
-                                            .detach();
+                                                })
+                                                .detach();
+                                            }
                                         }
-                                    }
-                                }),
-                            )),
+                                    }),
+                            ),
                     )
                     .map(|parent| {
                         if !are_tools_expanded {
                             return parent;
                         }
 
-                        parent.child(v_flex().children(tools.into_iter().enumerate().map(
-                            |(ix, tool)| {
+                        parent.child(v_flex().py_1p5().px_1().gap_1().children(
+                            tools.into_iter().enumerate().map(|(ix, tool)| {
                                 h_flex()
-                                    .px_2()
-                                    .py_1()
-                                    .when(ix < tool_count - 1, |element| {
-                                        element
-                                            .border_b_1()
-                                            .border_color(cx.theme().colors().border)
-                                    })
-                                    .child(Label::new(tool.name()))
-                            },
-                        )))
+                                    .id(("tool-item", ix))
+                                    .px_1()
+                                    .gap_2()
+                                    .justify_between()
+                                    .hover(|style| style.bg(cx.theme().colors().element_hover))
+                                    .rounded_sm()
+                                    .child(
+                                        Label::new(tool.name())
+                                            .buffer_font(cx)
+                                            .size(LabelSize::Small),
+                                    )
+                                    .child(
+                                        Icon::new(IconName::Info)
+                                            .size(IconSize::Small)
+                                            .color(Color::Ignored),
+                                    )
+                                    .tooltip(Tooltip::text(tool.description()))
+                            }),
+                        ))
                     })
             }))
             .child(
@@ -307,7 +408,7 @@ impl AssistantConfiguration {
                     .gap_2()
                     .child(
                         h_flex().w_full().child(
-                            Button::new("add-context-server", "Add Context Server")
+                            Button::new("add-context-server", "Add Custom Server")
                                 .style(ButtonStyle::Filled)
                                 .layer(ElevationIndex::ModalSurface)
                                 .full_width()
@@ -323,7 +424,7 @@ impl AssistantConfiguration {
                         h_flex().w_full().child(
                             Button::new(
                                 "install-context-server-extensions",
-                                "Install Context Server Extensions",
+                                "Install MCP Extensions",
                             )
                             .style(ButtonStyle::Filled)
                             .layer(ElevationIndex::ModalSurface)
@@ -350,36 +451,51 @@ impl AssistantConfiguration {
 
 impl Render for AssistantConfiguration {
     fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
-        let providers = LanguageModelRegistry::read_global(cx).providers();
-
         v_flex()
             .id("assistant-configuration")
+            .key_context("AgentConfiguration")
             .track_focus(&self.focus_handle(cx))
-            .bg(cx.theme().colors().panel_background)
+            .relative()
             .size_full()
-            .overflow_y_scroll()
-            .child(self.render_context_servers_section(cx))
-            .child(Divider::horizontal().color(DividerColor::Border))
+            .pb_8()
+            .bg(cx.theme().colors().panel_background)
             .child(
                 v_flex()
-                    .p(DynamicSpacing::Base16.rems(cx))
-                    .mt_1()
-                    .gap_6()
-                    .flex_1()
-                    .child(
-                        v_flex()
-                            .gap_0p5()
-                            .child(Headline::new("LLM Providers").size(HeadlineSize::Small))
-                            .child(
-                                Label::new("Add at least one provider to use AI-powered features.")
-                                    .color(Color::Muted),
-                            ),
-                    )
-                    .children(
-                        providers
-                            .into_iter()
-                            .map(|provider| self.render_provider_configuration(&provider, cx)),
-                    ),
+                    .id("assistant-configuration-content")
+                    .track_scroll(&self.scroll_handle)
+                    .size_full()
+                    .overflow_y_scroll()
+                    .child(self.render_command_permission(cx))
+                    .child(Divider::horizontal().color(DividerColor::Border))
+                    .child(self.render_context_servers_section(cx))
+                    .child(Divider::horizontal().color(DividerColor::Border))
+                    .child(self.render_provider_configuration_section(cx)),
+            )
+            .child(
+                div()
+                    .id("assistant-configuration-scrollbar")
+                    .occlude()
+                    .absolute()
+                    .right(px(3.))
+                    .top_0()
+                    .bottom_0()
+                    .pb_6()
+                    .w(px(12.))
+                    .cursor_default()
+                    .on_mouse_move(cx.listener(|_, _, _window, cx| {
+                        cx.notify();
+                        cx.stop_propagation()
+                    }))
+                    .on_hover(|_, _window, cx| {
+                        cx.stop_propagation();
+                    })
+                    .on_any_mouse_down(|_, _window, cx| {
+                        cx.stop_propagation();
+                    })
+                    .on_scroll_wheel(cx.listener(|_, _, _window, cx| {
+                        cx.notify();
+                    }))
+                    .children(Scrollbar::vertical(self.scrollbar_state.clone())),
             )
     }
 }

crates/agent/src/assistant_configuration/add_context_server_modal.rs

@@ -1,17 +1,17 @@
 use context_server::{ContextServerSettings, ServerCommand, ServerConfig};
-use editor::Editor;
 use gpui::{DismissEvent, Entity, EventEmitter, FocusHandle, Focusable, WeakEntity, prelude::*};
 use serde_json::json;
 use settings::update_settings_file;
-use ui::{Modal, ModalFooter, ModalHeader, Section, Tooltip, prelude::*};
+use ui::{KeyBinding, Modal, ModalFooter, ModalHeader, Section, Tooltip, prelude::*};
+use ui_input::SingleLineInput;
 use workspace::{ModalView, Workspace};
 
 use crate::AddContextServer;
 
 pub struct AddContextServerModal {
     workspace: WeakEntity<Workspace>,
-    name_editor: Entity<Editor>,
-    command_editor: Entity<Editor>,
+    name_editor: Entity<SingleLineInput>,
+    command_editor: Entity<SingleLineInput>,
 }
 
 impl AddContextServerModal {
@@ -33,15 +33,10 @@ impl AddContextServerModal {
         window: &mut Window,
         cx: &mut Context<Self>,
     ) -> Self {
-        let name_editor = cx.new(|cx| Editor::single_line(window, cx));
-        let command_editor = cx.new(|cx| Editor::single_line(window, cx));
-
-        name_editor.update(cx, |editor, cx| {
-            editor.set_placeholder_text("Context server name", cx);
-        });
-
-        command_editor.update(cx, |editor, cx| {
-            editor.set_placeholder_text("Command to run the context server", cx);
+        let name_editor =
+            cx.new(|cx| SingleLineInput::new(window, cx, "my-custom-server").label("Name"));
+        let command_editor = cx.new(|cx| {
+            SingleLineInput::new(window, cx, "Command").label("Command to run the MCP server")
         });
 
         Self {
@@ -51,9 +46,23 @@ impl AddContextServerModal {
         }
     }
 
-    fn confirm(&mut self, cx: &mut Context<Self>) {
-        let name = self.name_editor.read(cx).text(cx).trim().to_string();
-        let command = self.command_editor.read(cx).text(cx).trim().to_string();
+    fn confirm(&mut self, _: &menu::Confirm, cx: &mut Context<Self>) {
+        let name = self
+            .name_editor
+            .read(cx)
+            .editor()
+            .read(cx)
+            .text(cx)
+            .trim()
+            .to_string();
+        let command = self
+            .command_editor
+            .read(cx)
+            .editor()
+            .read(cx)
+            .text(cx)
+            .trim()
+            .to_string();
 
         if name.is_empty() || command.is_empty() {
             return;
@@ -87,7 +96,7 @@ impl AddContextServerModal {
         cx.emit(DismissEvent);
     }
 
-    fn cancel(&mut self, cx: &mut Context<Self>) {
+    fn cancel(&mut self, _: &menu::Cancel, cx: &mut Context<Self>) {
         cx.emit(DismissEvent);
     }
 }
@@ -103,48 +112,68 @@ impl Focusable for AddContextServerModal {
 impl EventEmitter<DismissEvent> for AddContextServerModal {}
 
 impl Render for AddContextServerModal {
-    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
-        let is_name_empty = self.name_editor.read(cx).text(cx).trim().is_empty();
-        let is_command_empty = self.command_editor.read(cx).text(cx).trim().is_empty();
+    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
+        let is_name_empty = self.name_editor.read(cx).is_empty(cx);
+        let is_command_empty = self.command_editor.read(cx).is_empty(cx);
+
+        let focus_handle = self.focus_handle(cx);
 
         div()
             .elevation_3(cx)
             .w(rems(34.))
             .key_context("AddContextServerModal")
-            .on_action(cx.listener(|this, _: &menu::Cancel, _window, cx| this.cancel(cx)))
-            .on_action(cx.listener(|this, _: &menu::Confirm, _window, cx| this.confirm(cx)))
+            .on_action(
+                cx.listener(|this, _: &menu::Cancel, _window, cx| this.cancel(&menu::Cancel, cx)),
+            )
+            .on_action(
+                cx.listener(|this, _: &menu::Confirm, _window, cx| {
+                    this.confirm(&menu::Confirm, cx)
+                }),
+            )
             .capture_any_mouse_down(cx.listener(|this, _, window, cx| {
                 this.focus_handle(cx).focus(window);
             }))
             .on_mouse_down_out(cx.listener(|_this, _, _, cx| cx.emit(DismissEvent)))
             .child(
                 Modal::new("add-context-server", None)
-                    .header(ModalHeader::new().headline("Add Context Server"))
+                    .header(ModalHeader::new().headline("Add MCP Server"))
                     .section(
-                        Section::new()
-                            .child(
-                                v_flex()
-                                    .gap_1()
-                                    .child(Label::new("Name"))
-                                    .child(self.name_editor.clone()),
-                            )
-                            .child(
-                                v_flex()
-                                    .gap_1()
-                                    .child(Label::new("Command"))
-                                    .child(self.command_editor.clone()),
-                            ),
+                        Section::new().child(
+                            v_flex()
+                                .gap_2()
+                                .child(self.name_editor.clone())
+                                .child(self.command_editor.clone()),
+                        ),
                     )
                     .footer(
                         ModalFooter::new()
                             .start_slot(
-                                Button::new("cancel", "Cancel").on_click(
-                                    cx.listener(|this, _event, _window, cx| this.cancel(cx)),
-                                ),
+                                Button::new("cancel", "Cancel")
+                                    .key_binding(
+                                        KeyBinding::for_action_in(
+                                            &menu::Cancel,
+                                            &focus_handle,
+                                            window,
+                                            cx,
+                                        )
+                                        .map(|kb| kb.size(rems_from_px(12.))),
+                                    )
+                                    .on_click(cx.listener(|this, _event, _window, cx| {
+                                        this.cancel(&menu::Cancel, cx)
+                                    })),
                             )
                             .end_slot(
                                 Button::new("add-server", "Add Server")
                                     .disabled(is_name_empty || is_command_empty)
+                                    .key_binding(
+                                        KeyBinding::for_action_in(
+                                            &menu::Confirm,
+                                            &focus_handle,
+                                            window,
+                                            cx,
+                                        )
+                                        .map(|kb| kb.size(rems_from_px(12.))),
+                                    )
                                     .map(|button| {
                                         if is_name_empty {
                                             button.tooltip(Tooltip::text("Name is required"))
@@ -154,9 +183,9 @@ impl Render for AddContextServerModal {
                                             button
                                         }
                                     })
-                                    .on_click(
-                                        cx.listener(|this, _event, _window, cx| this.confirm(cx)),
-                                    ),
+                                    .on_click(cx.listener(|this, _event, _window, cx| {
+                                        this.confirm(&menu::Confirm, cx)
+                                    })),
                             ),
                     ),
             )

crates/agent/src/assistant_configuration/manage_profiles_modal.rs

@@ -2,7 +2,7 @@ mod profile_modal_header;
 
 use std::sync::Arc;
 
-use assistant_settings::{AgentProfile, AssistantSettings};
+use assistant_settings::{AgentProfile, AgentProfileId, AssistantSettings};
 use assistant_tool::ToolWorkingSet;
 use convert_case::{Case, Casing as _};
 use editor::Editor;
@@ -27,7 +27,7 @@ enum Mode {
     NewProfile(NewProfileMode),
     ViewProfile(ViewProfileMode),
     ConfigureTools {
-        profile_id: Arc<str>,
+        profile_id: AgentProfileId,
         tool_picker: Entity<ToolPicker>,
         _subscription: Subscription,
     },
@@ -58,7 +58,7 @@ impl Mode {
 
 #[derive(Clone)]
 struct ProfileEntry {
-    pub id: Arc<str>,
+    pub id: AgentProfileId,
     pub name: SharedString,
     pub navigation: NavigableEntry,
 }
@@ -71,7 +71,7 @@ pub struct ChooseProfileMode {
 
 #[derive(Clone)]
 pub struct ViewProfileMode {
-    profile_id: Arc<str>,
+    profile_id: AgentProfileId,
     fork_profile: NavigableEntry,
     configure_tools: NavigableEntry,
 }
@@ -79,12 +79,12 @@ pub struct ViewProfileMode {
 #[derive(Clone)]
 pub struct NewProfileMode {
     name_editor: Entity<Editor>,
-    base_profile_id: Option<Arc<str>>,
+    base_profile_id: Option<AgentProfileId>,
 }
 
 pub struct ManageProfilesModal {
     fs: Arc<dyn Fs>,
-    tools: Arc<ToolWorkingSet>,
+    tools: Entity<ToolWorkingSet>,
     thread_store: WeakEntity<ThreadStore>,
     focus_handle: FocusHandle,
     mode: Mode,
@@ -117,7 +117,7 @@ impl ManageProfilesModal {
 
     pub fn new(
         fs: Arc<dyn Fs>,
-        tools: Arc<ToolWorkingSet>,
+        tools: Entity<ToolWorkingSet>,
         thread_store: WeakEntity<ThreadStore>,
         window: &mut Window,
         cx: &mut Context<Self>,
@@ -140,7 +140,7 @@ impl ManageProfilesModal {
 
     fn new_profile(
         &mut self,
-        base_profile_id: Option<Arc<str>>,
+        base_profile_id: Option<AgentProfileId>,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) {
@@ -158,7 +158,7 @@ impl ManageProfilesModal {
 
     pub fn view_profile(
         &mut self,
-        profile_id: Arc<str>,
+        profile_id: AgentProfileId,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) {
@@ -172,7 +172,7 @@ impl ManageProfilesModal {
 
     fn configure_tools(
         &mut self,
-        profile_id: Arc<str>,
+        profile_id: AgentProfileId,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) {
@@ -219,7 +219,7 @@ impl ManageProfilesModal {
                     .and_then(|profile_id| settings.profiles.get(profile_id).cloned());
 
                 let name = mode.name_editor.read(cx).text(cx);
-                let profile_id: Arc<str> = name.to_case(Case::Kebab).into();
+                let profile_id = AgentProfileId(name.to_case(Case::Kebab).into());
 
                 let profile = AgentProfile {
                     name: name.into(),
@@ -227,6 +227,10 @@ impl ManageProfilesModal {
                         .as_ref()
                         .map(|profile| profile.tools.clone())
                         .unwrap_or_default(),
+                    enable_all_context_servers: base_profile
+                        .as_ref()
+                        .map(|profile| profile.enable_all_context_servers)
+                        .unwrap_or_default(),
                     context_servers: base_profile
                         .map(|profile| profile.context_servers)
                         .unwrap_or_default(),
@@ -257,7 +261,12 @@ impl ManageProfilesModal {
         }
     }
 
-    fn create_profile(&self, profile_id: Arc<str>, profile: AgentProfile, cx: &mut Context<Self>) {
+    fn create_profile(
+        &self,
+        profile_id: AgentProfileId,
+        profile: AgentProfile,
+        cx: &mut Context<Self>,
+    ) {
         update_settings_file::<AssistantSettings>(self.fs.clone(), cx, {
             move |settings, _cx| {
                 settings.create_profile(profile_id, profile).log_err();

crates/agent/src/assistant_configuration/tool_picker.rs

@@ -1,7 +1,7 @@
 use std::sync::Arc;
 
 use assistant_settings::{
-    AgentProfile, AgentProfileContent, AssistantSettings, AssistantSettingsContent,
+    AgentProfile, AgentProfileContent, AgentProfileId, AssistantSettings, AssistantSettingsContent,
     ContextServerPresetContent, VersionedAssistantSettingsContent,
 };
 use assistant_tool::{ToolSource, ToolWorkingSet};
@@ -51,7 +51,7 @@ pub struct ToolPickerDelegate {
     thread_store: WeakEntity<ThreadStore>,
     fs: Arc<dyn Fs>,
     tools: Vec<ToolEntry>,
-    profile_id: Arc<str>,
+    profile_id: AgentProfileId,
     profile: AgentProfile,
     matches: Vec<StringMatch>,
     selected_index: usize,
@@ -60,15 +60,15 @@ pub struct ToolPickerDelegate {
 impl ToolPickerDelegate {
     pub fn new(
         fs: Arc<dyn Fs>,
-        tool_set: Arc<ToolWorkingSet>,
+        tool_set: Entity<ToolWorkingSet>,
         thread_store: WeakEntity<ThreadStore>,
-        profile_id: Arc<str>,
+        profile_id: AgentProfileId,
         profile: AgentProfile,
         cx: &mut Context<ToolPicker>,
     ) -> Self {
         let mut tool_entries = Vec::new();
 
-        for (source, tools) in tool_set.tools_by_source(cx) {
+        for (source, tools) in tool_set.read(cx).tools_by_source(cx) {
             tool_entries.extend(tools.into_iter().map(|tool| ToolEntry {
                 name: tool.name().into(),
                 source: source.clone(),
@@ -191,8 +191,8 @@ impl PickerDelegate for ToolPickerDelegate {
         let active_profile_id = &AssistantSettings::get_global(cx).default_profile;
         if active_profile_id == &self.profile_id {
             self.thread_store
-                .update(cx, |this, _cx| {
-                    this.load_profile(&self.profile);
+                .update(cx, |this, cx| {
+                    this.load_profile(self.profile.clone(), cx);
                 })
                 .log_err();
         }
@@ -202,40 +202,43 @@ impl PickerDelegate for ToolPickerDelegate {
             let default_profile = self.profile.clone();
             let tool = tool.clone();
             move |settings, _cx| match settings {
-                AssistantSettingsContent::Versioned(VersionedAssistantSettingsContent::V2(
-                    settings,
-                )) => {
-                    let profiles = settings.profiles.get_or_insert_default();
-                    let profile =
-                        profiles
-                            .entry(profile_id)
-                            .or_insert_with(|| AgentProfileContent {
-                                name: default_profile.name.into(),
-                                tools: default_profile.tools,
-                                context_servers: default_profile
-                                    .context_servers
-                                    .into_iter()
-                                    .map(|(server_id, preset)| {
-                                        (
-                                            server_id,
-                                            ContextServerPresetContent {
-                                                tools: preset.tools,
-                                            },
-                                        )
-                                    })
-                                    .collect(),
-                            });
+                AssistantSettingsContent::Versioned(boxed) => {
+                    if let VersionedAssistantSettingsContent::V2(ref mut settings) = **boxed {
+                        let profiles = settings.profiles.get_or_insert_default();
+                        let profile =
+                            profiles
+                                .entry(profile_id)
+                                .or_insert_with(|| AgentProfileContent {
+                                    name: default_profile.name.into(),
+                                    tools: default_profile.tools,
+                                    enable_all_context_servers: Some(
+                                        default_profile.enable_all_context_servers,
+                                    ),
+                                    context_servers: default_profile
+                                        .context_servers
+                                        .into_iter()
+                                        .map(|(server_id, preset)| {
+                                            (
+                                                server_id,
+                                                ContextServerPresetContent {
+                                                    tools: preset.tools,
+                                                },
+                                            )
+                                        })
+                                        .collect(),
+                                });
 
-                    match tool.source {
-                        ToolSource::Native => {
-                            *profile.tools.entry(tool.name).or_default() = is_enabled;
-                        }
-                        ToolSource::ContextServer { id } => {
-                            let preset = profile
-                                .context_servers
-                                .entry(id.clone().into())
-                                .or_default();
-                            *preset.tools.entry(tool.name.clone()).or_default() = is_enabled;
+                        match tool.source {
+                            ToolSource::Native => {
+                                *profile.tools.entry(tool.name).or_default() = is_enabled;
+                            }
+                            ToolSource::ContextServer { id } => {
+                                let preset = profile
+                                    .context_servers
+                                    .entry(id.clone().into())
+                                    .or_default();
+                                *preset.tools.entry(tool.name.clone()).or_default() = is_enabled;
+                            }
                         }
                     }
                 }

crates/agent/src/assistant_model_selector.rs

@@ -1,7 +1,7 @@
 use assistant_settings::AssistantSettings;
 use fs::Fs;
 use gpui::{Entity, FocusHandle, SharedString};
-use language_model::LanguageModelRegistry;
+
 use language_model_selector::{
     LanguageModelSelector, LanguageModelSelectorPopoverMenu, ToggleModelSelector,
 };
@@ -9,6 +9,8 @@ use settings::update_settings_file;
 use std::sync::Arc;
 use ui::{ButtonLike, PopoverMenuHandle, Tooltip, prelude::*};
 
+pub use language_model_selector::ModelType;
+
 pub struct AssistantModelSelector {
     selector: Entity<LanguageModelSelector>,
     menu_handle: PopoverMenuHandle<LanguageModelSelector>,
@@ -20,6 +22,7 @@ impl AssistantModelSelector {
         fs: Arc<dyn Fs>,
         menu_handle: PopoverMenuHandle<LanguageModelSelector>,
         focus_handle: FocusHandle,
+        model_type: ModelType,
         window: &mut Window,
         cx: &mut App,
     ) -> Self {
@@ -28,12 +31,34 @@ impl AssistantModelSelector {
                 let fs = fs.clone();
                 LanguageModelSelector::new(
                     move |model, cx| {
-                        update_settings_file::<AssistantSettings>(
-                            fs.clone(),
-                            cx,
-                            move |settings, _cx| settings.set_model(model.clone()),
-                        );
+                        let provider = model.provider_id().0.to_string();
+                        let model_id = model.id().0.to_string();
+
+                        match model_type {
+                            ModelType::Default => {
+                                update_settings_file::<AssistantSettings>(
+                                    fs.clone(),
+                                    cx,
+                                    move |settings, _cx| {
+                                        settings.set_model(model.clone());
+                                    },
+                                );
+                            }
+                            ModelType::InlineAssistant => {
+                                update_settings_file::<AssistantSettings>(
+                                    fs.clone(),
+                                    cx,
+                                    move |settings, _cx| {
+                                        settings.set_inline_assistant_model(
+                                            provider.clone(),
+                                            model_id.clone(),
+                                        );
+                                    },
+                                );
+                            }
+                        }
                     },
+                    model_type,
                     window,
                     cx,
                 )
@@ -50,11 +75,12 @@ impl AssistantModelSelector {
 
 impl Render for AssistantModelSelector {
     fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
-        let active_model = LanguageModelRegistry::read_global(cx).active_model();
         let focus_handle = self.focus_handle.clone();
-        let model_name = match active_model {
-            Some(model) => model.name().0,
-            _ => SharedString::from("No model selected"),
+
+        let model = self.selector.read(cx).active_model(cx);
+        let (model_name, model_icon) = match model {
+            Some(model) => (model.model.name().0, Some(model.provider.icon())),
+            _ => (SharedString::from("No model selected"), None),
         };
 
         LanguageModelSelectorPopoverMenu::new(
@@ -64,10 +90,16 @@ impl Render for AssistantModelSelector {
                 .child(
                     h_flex()
                         .gap_0p5()
+                        .children(
+                            model_icon.map(|icon| {
+                                Icon::new(icon).color(Color::Muted).size(IconSize::Small)
+                            }),
+                        )
                         .child(
                             Label::new(model_name)
                                 .size(LabelSize::Small)
-                                .color(Color::Muted),
+                                .color(Color::Muted)
+                                .ml_1(),
                         )
                         .child(
                             Icon::new(IconName::ChevronDown)

crates/agent/src/buffer_codegen.rs

@@ -1,7 +1,7 @@
 use crate::context::attach_context_to_message;
 use crate::context_store::ContextStore;
 use crate::inline_prompt_editor::CodegenStatus;
-use anyhow::{Context as _, Result};
+use anyhow::Result;
 use client::telemetry::Telemetry;
 use collections::HashSet;
 use editor::{Anchor, AnchorRangeExt, MultiBuffer, MultiBufferSnapshot, ToOffset as _, ToPoint};
@@ -28,7 +28,7 @@ use std::{
     time::Instant,
 };
 use streaming_diff::{CharOperation, LineDiff, LineOperation, StreamingDiff};
-use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
+use telemetry_events::{AssistantEventData, AssistantKind, AssistantPhase};
 
 pub struct BufferCodegen {
     alternatives: Vec<Entity<CodegenAlternative>>,
@@ -131,7 +131,12 @@ impl BufferCodegen {
         cx.notify();
     }
 
-    pub fn start(&mut self, user_prompt: String, cx: &mut Context<Self>) -> Result<()> {
+    pub fn start(
+        &mut self,
+        primary_model: Arc<dyn LanguageModel>,
+        user_prompt: String,
+        cx: &mut Context<Self>,
+    ) -> Result<()> {
         let alternative_models = LanguageModelRegistry::read_global(cx)
             .inline_alternative_models()
             .to_vec();
@@ -155,10 +160,6 @@ impl BufferCodegen {
             }));
         }
 
-        let primary_model = LanguageModelRegistry::read_global(cx)
-            .active_model()
-            .context("no active model")?;
-
         for (model, alternative) in iter::once(primary_model)
             .chain(alternative_models)
             .zip(&self.alternatives)
@@ -424,6 +425,8 @@ impl CodegenAlternative {
         request_message.content.push(prompt.into());
 
         Ok(LanguageModelRequest {
+            thread_id: None,
+            prompt_id: None,
             tools: Vec::new(),
             stop: Vec::new(),
             temperature: None,
@@ -600,7 +603,7 @@ impl CodegenAlternative {
 
                         let error_message = result.as_ref().err().map(|error| error.to_string());
                         report_assistant_event(
-                            AssistantEvent {
+                            AssistantEventData {
                                 conversation_id: None,
                                 message_id,
                                 kind: AssistantKind::Inline,

crates/agent/src/context.rs

@@ -0,0 +1,361 @@
+use std::{
+    ops::Range,
+    path::{Path, PathBuf},
+    sync::Arc,
+};
+
+use futures::{FutureExt, future::Shared};
+use gpui::{App, Entity, SharedString, Task};
+use language::Buffer;
+use language_model::{LanguageModelImage, LanguageModelRequestMessage};
+use project::{ProjectEntryId, ProjectPath, Worktree};
+use prompt_store::UserPromptId;
+use rope::Point;
+use serde::{Deserialize, Serialize};
+use text::{Anchor, BufferId};
+use ui::IconName;
+use util::post_inc;
+
+use crate::thread::Thread;
+
+pub const RULES_ICON: IconName = IconName::Context;
+
+#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Copy, Serialize, Deserialize)]
+pub struct ContextId(pub(crate) usize);
+
+impl ContextId {
+    pub fn post_inc(&mut self) -> Self {
+        Self(post_inc(&mut self.0))
+    }
+}
+
+pub enum ContextKind {
+    File,
+    Directory,
+    Symbol,
+    Selection,
+    FetchedUrl,
+    Thread,
+    Rules,
+    Image,
+}
+
+impl ContextKind {
+    pub fn icon(&self) -> IconName {
+        match self {
+            ContextKind::File => IconName::File,
+            ContextKind::Directory => IconName::Folder,
+            ContextKind::Symbol => IconName::Code,
+            ContextKind::Selection => IconName::Context,
+            ContextKind::FetchedUrl => IconName::Globe,
+            ContextKind::Thread => IconName::MessageBubbles,
+            ContextKind::Rules => RULES_ICON,
+            ContextKind::Image => IconName::Image,
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
+pub enum AssistantContext {
+    File(FileContext),
+    Directory(DirectoryContext),
+    Symbol(SymbolContext),
+    FetchedUrl(FetchedUrlContext),
+    Thread(ThreadContext),
+    Selection(SelectionContext),
+    Rules(RulesContext),
+    Image(ImageContext),
+}
+
+impl AssistantContext {
+    pub fn id(&self) -> ContextId {
+        match self {
+            Self::File(file) => file.id,
+            Self::Directory(directory) => directory.id,
+            Self::Symbol(symbol) => symbol.id,
+            Self::FetchedUrl(url) => url.id,
+            Self::Thread(thread) => thread.id,
+            Self::Selection(selection) => selection.id,
+            Self::Rules(rules) => rules.id,
+            Self::Image(image) => image.id,
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct FileContext {
+    pub id: ContextId,
+    pub context_buffer: ContextBuffer,
+}
+
+#[derive(Debug, Clone)]
+pub struct DirectoryContext {
+    pub id: ContextId,
+    pub worktree: Entity<Worktree>,
+    pub entry_id: ProjectEntryId,
+    pub last_path: Arc<Path>,
+    /// Buffers of the files within the directory.
+    pub context_buffers: Vec<ContextBuffer>,
+}
+
+impl DirectoryContext {
+    pub fn entry<'a>(&self, cx: &'a App) -> Option<&'a project::Entry> {
+        self.worktree.read(cx).entry_for_id(self.entry_id)
+    }
+
+    pub fn project_path(&self, cx: &App) -> Option<ProjectPath> {
+        let worktree = self.worktree.read(cx);
+        worktree
+            .entry_for_id(self.entry_id)
+            .map(|entry| ProjectPath {
+                worktree_id: worktree.id(),
+                path: entry.path.clone(),
+            })
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct SymbolContext {
+    pub id: ContextId,
+    pub context_symbol: ContextSymbol,
+}
+
+#[derive(Debug, Clone)]
+pub struct FetchedUrlContext {
+    pub id: ContextId,
+    pub url: SharedString,
+    pub text: SharedString,
+}
+
+#[derive(Debug, Clone)]
+pub struct ThreadContext {
+    pub id: ContextId,
+    // TODO: Entity<Thread> holds onto the thread even if the thread is deleted. Should probably be
+    // a WeakEntity and handle removal from the UI when it has dropped.
+    pub thread: Entity<Thread>,
+    pub text: SharedString,
+}
+
+impl ThreadContext {
+    pub fn summary(&self, cx: &App) -> SharedString {
+        self.thread
+            .read(cx)
+            .summary()
+            .unwrap_or("New thread".into())
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct ImageContext {
+    pub id: ContextId,
+    pub original_image: Arc<gpui::Image>,
+    pub image_task: Shared<Task<Option<LanguageModelImage>>>,
+}
+
+impl ImageContext {
+    pub fn image(&self) -> Option<LanguageModelImage> {
+        self.image_task.clone().now_or_never().flatten()
+    }
+
+    pub fn is_loading(&self) -> bool {
+        self.image_task.clone().now_or_never().is_none()
+    }
+
+    pub fn is_error(&self) -> bool {
+        self.image_task
+            .clone()
+            .now_or_never()
+            .map(|result| result.is_none())
+            .unwrap_or(false)
+    }
+}
+
+#[derive(Clone)]
+pub struct ContextBuffer {
+    pub id: BufferId,
+    // TODO: Entity<Buffer> holds onto the buffer even if the buffer is deleted. Should probably be
+    // a WeakEntity and handle removal from the UI when it has dropped.
+    pub buffer: Entity<Buffer>,
+    pub last_full_path: Arc<Path>,
+    pub version: clock::Global,
+    pub text: SharedString,
+}
+
+impl ContextBuffer {
+    pub fn full_path(&self, cx: &App) -> PathBuf {
+        let file = self.buffer.read(cx).file();
+        // Note that in practice file can't be `None` because it is present when this is created and
+        // there's no way for buffers to go from having a file to not.
+        file.map_or(self.last_full_path.to_path_buf(), |file| file.full_path(cx))
+    }
+}
+
+impl std::fmt::Debug for ContextBuffer {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("ContextBuffer")
+            .field("id", &self.id)
+            .field("buffer", &self.buffer)
+            .field("version", &self.version)
+            .field("text", &self.text)
+            .finish()
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct ContextSymbol {
+    pub id: ContextSymbolId,
+    pub buffer: Entity<Buffer>,
+    pub buffer_version: clock::Global,
+    /// The range that the symbol encloses, e.g. for function symbol, this will
+    /// include not only the signature, but also the body
+    pub enclosing_range: Range<Anchor>,
+    pub text: SharedString,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct ContextSymbolId {
+    pub path: ProjectPath,
+    pub name: SharedString,
+    pub range: Range<Anchor>,
+}
+
+#[derive(Debug, Clone)]
+pub struct SelectionContext {
+    pub id: ContextId,
+    pub range: Range<Anchor>,
+    pub line_range: Range<Point>,
+    pub context_buffer: ContextBuffer,
+}
+
+#[derive(Debug, Clone)]
+pub struct RulesContext {
+    pub id: ContextId,
+    pub prompt_id: UserPromptId,
+    pub title: SharedString,
+    pub text: SharedString,
+}
+
+/// Formats a collection of contexts into a string representation
+pub fn format_context_as_string<'a>(
+    contexts: impl Iterator<Item = &'a AssistantContext>,
+    cx: &App,
+) -> Option<String> {
+    let mut file_context = Vec::new();
+    let mut directory_context = Vec::new();
+    let mut symbol_context = Vec::new();
+    let mut selection_context = Vec::new();
+    let mut fetch_context = Vec::new();
+    let mut thread_context = Vec::new();
+    let mut rules_context = Vec::new();
+
+    for context in contexts {
+        match context {
+            AssistantContext::File(context) => file_context.push(context),
+            AssistantContext::Directory(context) => directory_context.push(context),
+            AssistantContext::Symbol(context) => symbol_context.push(context),
+            AssistantContext::Selection(context) => selection_context.push(context),
+            AssistantContext::FetchedUrl(context) => fetch_context.push(context),
+            AssistantContext::Thread(context) => thread_context.push(context),
+            AssistantContext::Rules(context) => rules_context.push(context),
+            AssistantContext::Image(_) => {}
+        }
+    }
+
+    if file_context.is_empty()
+        && directory_context.is_empty()
+        && symbol_context.is_empty()
+        && selection_context.is_empty()
+        && fetch_context.is_empty()
+        && thread_context.is_empty()
+        && rules_context.is_empty()
+    {
+        return None;
+    }
+
+    let mut result = String::new();
+    result.push_str("\n<context>\n\
+        The following items were attached by the user. You don't need to use other tools to read them.\n\n");
+
+    if !file_context.is_empty() {
+        result.push_str("<files>\n");
+        for context in file_context {
+            result.push_str(&context.context_buffer.text);
+        }
+        result.push_str("</files>\n");
+    }
+
+    if !directory_context.is_empty() {
+        result.push_str("<directories>\n");
+        for context in directory_context {
+            for context_buffer in &context.context_buffers {
+                result.push_str(&context_buffer.text);
+            }
+        }
+        result.push_str("</directories>\n");
+    }
+
+    if !symbol_context.is_empty() {
+        result.push_str("<symbols>\n");
+        for context in symbol_context {
+            result.push_str(&context.context_symbol.text);
+            result.push('\n');
+        }
+        result.push_str("</symbols>\n");
+    }
+
+    if !selection_context.is_empty() {
+        result.push_str("<selections>\n");
+        for context in selection_context {
+            result.push_str(&context.context_buffer.text);
+            result.push('\n');
+        }
+        result.push_str("</selections>\n");
+    }
+
+    if !fetch_context.is_empty() {
+        result.push_str("<fetched_urls>\n");
+        for context in &fetch_context {
+            result.push_str(&context.url);
+            result.push('\n');
+            result.push_str(&context.text);
+            result.push('\n');
+        }
+        result.push_str("</fetched_urls>\n");
+    }
+
+    if !thread_context.is_empty() {
+        result.push_str("<conversation_threads>\n");
+        for context in &thread_context {
+            result.push_str(&context.summary(cx));
+            result.push('\n');
+            result.push_str(&context.text);
+            result.push('\n');
+        }
+        result.push_str("</conversation_threads>\n");
+    }
+
+    if !rules_context.is_empty() {
+        result.push_str(
+            "<user_rules>\n\
+            The user has specified the following rules that should be applied:\n\n",
+        );
+        for context in &rules_context {
+            result.push_str(&context.text);
+            result.push('\n');
+        }
+        result.push_str("</user_rules>\n");
+    }
+
+    result.push_str("</context>\n");
+    Some(result)
+}
+
+pub fn attach_context_to_message<'a>(
+    message: &mut LanguageModelRequestMessage,
+    contexts: impl Iterator<Item = &'a AssistantContext>,
+    cx: &App,
+) {
+    if let Some(context_string) = format_context_as_string(contexts, cx) {
+        message.content.push(context_string.into());
+    }
+}

crates/agent/src/context_picker.rs

@@ -0,0 +1,934 @@
+mod completion_provider;
+mod fetch_context_picker;
+mod file_context_picker;
+mod rules_context_picker;
+mod symbol_context_picker;
+mod thread_context_picker;
+
+use std::ops::Range;
+use std::path::PathBuf;
+use std::sync::Arc;
+
+use anyhow::{Result, anyhow};
+use editor::display_map::{Crease, FoldId};
+use editor::{Anchor, AnchorRangeExt as _, Editor, ExcerptId, FoldPlaceholder, ToOffset};
+use file_context_picker::render_file_context_entry;
+use gpui::{
+    App, DismissEvent, Empty, Entity, EventEmitter, FocusHandle, Focusable, Subscription, Task,
+    WeakEntity,
+};
+use language::Buffer;
+use multi_buffer::MultiBufferRow;
+use project::{Entry, ProjectPath};
+use prompt_store::UserPromptId;
+use rules_context_picker::RulesContextEntry;
+use symbol_context_picker::SymbolContextPicker;
+use thread_context_picker::{ThreadContextEntry, render_thread_context_entry};
+use ui::{
+    ButtonLike, ContextMenu, ContextMenuEntry, ContextMenuItem, Disclosure, TintColor, prelude::*,
+};
+use uuid::Uuid;
+use workspace::{Workspace, notifications::NotifyResultExt};
+
+use crate::AssistantPanel;
+use crate::context::RULES_ICON;
+pub use crate::context_picker::completion_provider::ContextPickerCompletionProvider;
+use crate::context_picker::fetch_context_picker::FetchContextPicker;
+use crate::context_picker::file_context_picker::FileContextPicker;
+use crate::context_picker::rules_context_picker::RulesContextPicker;
+use crate::context_picker::thread_context_picker::ThreadContextPicker;
+use crate::context_store::ContextStore;
+use crate::thread::ThreadId;
+use crate::thread_store::ThreadStore;
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+enum ContextPickerEntry {
+    Mode(ContextPickerMode),
+    Action(ContextPickerAction),
+}
+
+impl ContextPickerEntry {
+    pub fn keyword(&self) -> &'static str {
+        match self {
+            Self::Mode(mode) => mode.keyword(),
+            Self::Action(action) => action.keyword(),
+        }
+    }
+
+    pub fn label(&self) -> &'static str {
+        match self {
+            Self::Mode(mode) => mode.label(),
+            Self::Action(action) => action.label(),
+        }
+    }
+
+    pub fn icon(&self) -> IconName {
+        match self {
+            Self::Mode(mode) => mode.icon(),
+            Self::Action(action) => action.icon(),
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+enum ContextPickerMode {
+    File,
+    Symbol,
+    Fetch,
+    Thread,
+    Rules,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+enum ContextPickerAction {
+    AddSelections,
+}
+
+impl ContextPickerAction {
+    pub fn keyword(&self) -> &'static str {
+        match self {
+            Self::AddSelections => "selection",
+        }
+    }
+
+    pub fn label(&self) -> &'static str {
+        match self {
+            Self::AddSelections => "Selection",
+        }
+    }
+
+    pub fn icon(&self) -> IconName {
+        match self {
+            Self::AddSelections => IconName::Context,
+        }
+    }
+}
+
+impl TryFrom<&str> for ContextPickerMode {
+    type Error = String;
+
+    fn try_from(value: &str) -> Result<Self, Self::Error> {
+        match value {
+            "file" => Ok(Self::File),
+            "symbol" => Ok(Self::Symbol),
+            "fetch" => Ok(Self::Fetch),
+            "thread" => Ok(Self::Thread),
+            "rules" => Ok(Self::Rules),
+            _ => Err(format!("Invalid context picker mode: {}", value)),
+        }
+    }
+}
+
+impl ContextPickerMode {
+    pub fn keyword(&self) -> &'static str {
+        match self {
+            Self::File => "file",
+            Self::Symbol => "symbol",
+            Self::Fetch => "fetch",
+            Self::Thread => "thread",
+            Self::Rules => "rules",
+        }
+    }
+
+    pub fn label(&self) -> &'static str {
+        match self {
+            Self::File => "Files & Directories",
+            Self::Symbol => "Symbols",
+            Self::Fetch => "Fetch",
+            Self::Thread => "Threads",
+            Self::Rules => "Rules",
+        }
+    }
+
+    pub fn icon(&self) -> IconName {
+        match self {
+            Self::File => IconName::File,
+            Self::Symbol => IconName::Code,
+            Self::Fetch => IconName::Globe,
+            Self::Thread => IconName::MessageBubbles,
+            Self::Rules => RULES_ICON,
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
+enum ContextPickerState {
+    Default(Entity<ContextMenu>),
+    File(Entity<FileContextPicker>),
+    Symbol(Entity<SymbolContextPicker>),
+    Fetch(Entity<FetchContextPicker>),
+    Thread(Entity<ThreadContextPicker>),
+    Rules(Entity<RulesContextPicker>),
+}
+
+pub(super) struct ContextPicker {
+    mode: ContextPickerState,
+    workspace: WeakEntity<Workspace>,
+    context_store: WeakEntity<ContextStore>,
+    thread_store: Option<WeakEntity<ThreadStore>>,
+    _subscriptions: Vec<Subscription>,
+}
+
+impl ContextPicker {
+    pub fn new(
+        workspace: WeakEntity<Workspace>,
+        thread_store: Option<WeakEntity<ThreadStore>>,
+        context_store: WeakEntity<ContextStore>,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) -> Self {
+        let subscriptions = context_store
+            .upgrade()
+            .map(|context_store| {
+                cx.observe(&context_store, |this, _, cx| this.notify_current_picker(cx))
+            })
+            .into_iter()
+            .chain(
+                thread_store
+                    .as_ref()
+                    .and_then(|thread_store| thread_store.upgrade())
+                    .map(|thread_store| {
+                        cx.observe(&thread_store, |this, _, cx| this.notify_current_picker(cx))
+                    }),
+            )
+            .collect::<Vec<Subscription>>();
+
+        ContextPicker {
+            mode: ContextPickerState::Default(ContextMenu::build(
+                window,
+                cx,
+                |menu, _window, _cx| menu,
+            )),
+            workspace,
+            context_store,
+            thread_store,
+            _subscriptions: subscriptions,
+        }
+    }
+
+    pub fn init(&mut self, window: &mut Window, cx: &mut Context<Self>) {
+        self.mode = ContextPickerState::Default(self.build_menu(window, cx));
+        cx.notify();
+    }
+
+    fn build_menu(&mut self, window: &mut Window, cx: &mut Context<Self>) -> Entity<ContextMenu> {
+        let context_picker = cx.entity().clone();
+
+        let menu = ContextMenu::build(window, cx, move |menu, _window, cx| {
+            let recent = self.recent_entries(cx);
+            let has_recent = !recent.is_empty();
+            let recent_entries = recent
+                .into_iter()
+                .enumerate()
+                .map(|(ix, entry)| self.recent_menu_item(context_picker.clone(), ix, entry));
+
+            let entries = self
+                .workspace
+                .upgrade()
+                .map(|workspace| {
+                    available_context_picker_entries(&self.thread_store, &workspace, cx)
+                })
+                .unwrap_or_default();
+
+            menu.when(has_recent, |menu| {
+                menu.custom_row(|_, _| {
+                    div()
+                        .mb_1()
+                        .child(
+                            Label::new("Recent")
+                                .color(Color::Muted)
+                                .size(LabelSize::Small),
+                        )
+                        .into_any_element()
+                })
+            })
+            .extend(recent_entries)
+            .when(has_recent, |menu| menu.separator())
+            .extend(entries.into_iter().map(|entry| {
+                let context_picker = context_picker.clone();
+
+                ContextMenuEntry::new(entry.label())
+                    .icon(entry.icon())
+                    .icon_size(IconSize::XSmall)
+                    .icon_color(Color::Muted)
+                    .handler(move |window, cx| {
+                        context_picker.update(cx, |this, cx| this.select_entry(entry, window, cx))
+                    })
+            }))
+            .keep_open_on_confirm()
+        });
+
+        cx.subscribe(&menu, move |_, _, _: &DismissEvent, cx| {
+            cx.emit(DismissEvent);
+        })
+        .detach();
+
+        menu
+    }
+
+    /// Whether threads are allowed as context.
+    pub fn allow_threads(&self) -> bool {
+        self.thread_store.is_some()
+    }
+
+    fn select_entry(
+        &mut self,
+        entry: ContextPickerEntry,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        let context_picker = cx.entity().downgrade();
+
+        match entry {
+            ContextPickerEntry::Mode(mode) => match mode {
+                ContextPickerMode::File => {
+                    self.mode = ContextPickerState::File(cx.new(|cx| {
+                        FileContextPicker::new(
+                            context_picker.clone(),
+                            self.workspace.clone(),
+                            self.context_store.clone(),
+                            window,
+                            cx,
+                        )
+                    }));
+                }
+                ContextPickerMode::Symbol => {
+                    self.mode = ContextPickerState::Symbol(cx.new(|cx| {
+                        SymbolContextPicker::new(
+                            context_picker.clone(),
+                            self.workspace.clone(),
+                            self.context_store.clone(),
+                            window,
+                            cx,
+                        )
+                    }));
+                }
+                ContextPickerMode::Rules => {
+                    if let Some(thread_store) = self.thread_store.as_ref() {
+                        self.mode = ContextPickerState::Rules(cx.new(|cx| {
+                            RulesContextPicker::new(
+                                thread_store.clone(),
+                                context_picker.clone(),
+                                self.context_store.clone(),
+                                window,
+                                cx,
+                            )
+                        }));
+                    }
+                }
+                ContextPickerMode::Fetch => {
+                    self.mode = ContextPickerState::Fetch(cx.new(|cx| {
+                        FetchContextPicker::new(
+                            context_picker.clone(),
+                            self.workspace.clone(),
+                            self.context_store.clone(),
+                            window,
+                            cx,
+                        )
+                    }));
+                }
+                ContextPickerMode::Thread => {
+                    if let Some(thread_store) = self.thread_store.as_ref() {
+                        self.mode = ContextPickerState::Thread(cx.new(|cx| {
+                            ThreadContextPicker::new(
+                                thread_store.clone(),
+                                context_picker.clone(),
+                                self.context_store.clone(),
+                                window,
+                                cx,
+                            )
+                        }));
+                    }
+                }
+            },
+            ContextPickerEntry::Action(action) => match action {
+                ContextPickerAction::AddSelections => {
+                    if let Some((context_store, workspace)) =
+                        self.context_store.upgrade().zip(self.workspace.upgrade())
+                    {
+                        add_selections_as_context(&context_store, &workspace, cx);
+                    }
+
+                    cx.emit(DismissEvent);
+                }
+            },
+        }
+
+        cx.notify();
+        cx.focus_self(window);
+    }
+
+    fn recent_menu_item(
+        &self,
+        context_picker: Entity<ContextPicker>,
+        ix: usize,
+        entry: RecentEntry,
+    ) -> ContextMenuItem {
+        match entry {
+            RecentEntry::File {
+                project_path,
+                path_prefix,
+            } => {
+                let context_store = self.context_store.clone();
+                let worktree_id = project_path.worktree_id;
+                let path = project_path.path.clone();
+
+                ContextMenuItem::custom_entry(
+                    move |_window, cx| {
+                        render_file_context_entry(
+                            ElementId::NamedInteger("ctx-recent".into(), ix),
+                            worktree_id,
+                            &path,
+                            &path_prefix,
+                            false,
+                            context_store.clone(),
+                            cx,
+                        )
+                        .into_any()
+                    },
+                    move |window, cx| {
+                        context_picker.update(cx, |this, cx| {
+                            this.add_recent_file(project_path.clone(), window, cx);
+                        })
+                    },
+                )
+            }
+            RecentEntry::Thread(thread) => {
+                let context_store = self.context_store.clone();
+                let view_thread = thread.clone();
+
+                ContextMenuItem::custom_entry(
+                    move |_window, cx| {
+                        render_thread_context_entry(&view_thread, context_store.clone(), cx)
+                            .into_any()
+                    },
+                    move |_window, cx| {
+                        context_picker.update(cx, |this, cx| {
+                            this.add_recent_thread(thread.clone(), cx)
+                                .detach_and_log_err(cx);
+                        })
+                    },
+                )
+            }
+        }
+    }
+
+    fn add_recent_file(
+        &self,
+        project_path: ProjectPath,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        let Some(context_store) = self.context_store.upgrade() else {
+            return;
+        };
+
+        let task = context_store.update(cx, |context_store, cx| {
+            context_store.add_file_from_path(project_path.clone(), true, cx)
+        });
+
+        cx.spawn_in(window, async move |_, cx| task.await.notify_async_err(cx))
+            .detach();
+
+        cx.notify();
+    }
+
+    fn add_recent_thread(
+        &self,
+        thread: ThreadContextEntry,
+        cx: &mut Context<Self>,
+    ) -> Task<Result<()>> {
+        let Some(context_store) = self.context_store.upgrade() else {
+            return Task::ready(Err(anyhow!("context store not available")));
+        };
+
+        let Some(thread_store) = self
+            .thread_store
+            .as_ref()
+            .and_then(|thread_store| thread_store.upgrade())
+        else {
+            return Task::ready(Err(anyhow!("thread store not available")));
+        };
+
+        let open_thread_task = thread_store.update(cx, |this, cx| this.open_thread(&thread.id, cx));
+        cx.spawn(async move |this, cx| {
+            let thread = open_thread_task.await?;
+            context_store.update(cx, |context_store, cx| {
+                context_store.add_thread(thread, true, cx);
+            })?;
+
+            this.update(cx, |_this, cx| cx.notify())
+        })
+    }
+
+    fn recent_entries(&self, cx: &mut App) -> Vec<RecentEntry> {
+        let Some(workspace) = self.workspace.upgrade() else {
+            return vec![];
+        };
+
+        let Some(context_store) = self.context_store.upgrade() else {
+            return vec![];
+        };
+
+        recent_context_picker_entries(context_store, self.thread_store.clone(), workspace, cx)
+    }
+
+    fn notify_current_picker(&mut self, cx: &mut Context<Self>) {
+        match &self.mode {
+            ContextPickerState::Default(entity) => entity.update(cx, |_, cx| cx.notify()),
+            ContextPickerState::File(entity) => entity.update(cx, |_, cx| cx.notify()),
+            ContextPickerState::Symbol(entity) => entity.update(cx, |_, cx| cx.notify()),
+            ContextPickerState::Fetch(entity) => entity.update(cx, |_, cx| cx.notify()),
+            ContextPickerState::Thread(entity) => entity.update(cx, |_, cx| cx.notify()),
+            ContextPickerState::Rules(entity) => entity.update(cx, |_, cx| cx.notify()),
+        }
+    }
+}
+
+impl EventEmitter<DismissEvent> for ContextPicker {}
+
+impl Focusable for ContextPicker {
+    fn focus_handle(&self, cx: &App) -> FocusHandle {
+        match &self.mode {
+            ContextPickerState::Default(menu) => menu.focus_handle(cx),
+            ContextPickerState::File(file_picker) => file_picker.focus_handle(cx),
+            ContextPickerState::Symbol(symbol_picker) => symbol_picker.focus_handle(cx),
+            ContextPickerState::Fetch(fetch_picker) => fetch_picker.focus_handle(cx),
+            ContextPickerState::Thread(thread_picker) => thread_picker.focus_handle(cx),
+            ContextPickerState::Rules(user_rules_picker) => user_rules_picker.focus_handle(cx),
+        }
+    }
+}
+
+impl Render for ContextPicker {
+    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
+        v_flex()
+            .w(px(400.))
+            .min_w(px(400.))
+            .map(|parent| match &self.mode {
+                ContextPickerState::Default(menu) => parent.child(menu.clone()),
+                ContextPickerState::File(file_picker) => parent.child(file_picker.clone()),
+                ContextPickerState::Symbol(symbol_picker) => parent.child(symbol_picker.clone()),
+                ContextPickerState::Fetch(fetch_picker) => parent.child(fetch_picker.clone()),
+                ContextPickerState::Thread(thread_picker) => parent.child(thread_picker.clone()),
+                ContextPickerState::Rules(user_rules_picker) => {
+                    parent.child(user_rules_picker.clone())
+                }
+            })
+    }
+}
+enum RecentEntry {
+    File {
+        project_path: ProjectPath,
+        path_prefix: Arc<str>,
+    },
+    Thread(ThreadContextEntry),
+}
+
+fn available_context_picker_entries(
+    thread_store: &Option<WeakEntity<ThreadStore>>,
+    workspace: &Entity<Workspace>,
+    cx: &mut App,
+) -> Vec<ContextPickerEntry> {
+    let mut entries = vec![
+        ContextPickerEntry::Mode(ContextPickerMode::File),
+        ContextPickerEntry::Mode(ContextPickerMode::Symbol),
+    ];
+
+    let has_selection = workspace
+        .read(cx)
+        .active_item(cx)
+        .and_then(|item| item.downcast::<Editor>())
+        .map_or(false, |editor| {
+            editor.update(cx, |editor, cx| editor.has_non_empty_selection(cx))
+        });
+    if has_selection {
+        entries.push(ContextPickerEntry::Action(
+            ContextPickerAction::AddSelections,
+        ));
+    }
+
+    if thread_store.is_some() {
+        entries.push(ContextPickerEntry::Mode(ContextPickerMode::Thread));
+        entries.push(ContextPickerEntry::Mode(ContextPickerMode::Rules));
+    }
+
+    entries.push(ContextPickerEntry::Mode(ContextPickerMode::Fetch));
+
+    entries
+}
+
+fn recent_context_picker_entries(
+    context_store: Entity<ContextStore>,
+    thread_store: Option<WeakEntity<ThreadStore>>,
+    workspace: Entity<Workspace>,
+    cx: &App,
+) -> Vec<RecentEntry> {
+    let mut recent = Vec::with_capacity(6);
+
+    let current_files = context_store.read(cx).file_paths(cx);
+    let workspace = workspace.read(cx);
+    let project = workspace.project().read(cx);
+
+    recent.extend(
+        workspace
+            .recent_navigation_history_iter(cx)
+            .filter(|(path, _)| !current_files.contains(path))
+            .take(4)
+            .filter_map(|(project_path, _)| {
+                project
+                    .worktree_for_id(project_path.worktree_id, cx)
+                    .map(|worktree| RecentEntry::File {
+                        project_path,
+                        path_prefix: worktree.read(cx).root_name().into(),
+                    })
+            }),
+    );
+
+    let mut current_threads = context_store.read(cx).thread_ids();
+
+    if let Some(active_thread) = workspace
+        .panel::<AssistantPanel>(cx)
+        .map(|panel| panel.read(cx).active_thread(cx))
+    {
+        current_threads.insert(active_thread.read(cx).id().clone());
+    }
+
+    if let Some(thread_store) = thread_store.and_then(|thread_store| thread_store.upgrade()) {
+        recent.extend(
+            thread_store
+                .read(cx)
+                .threads()
+                .into_iter()
+                .filter(|thread| !current_threads.contains(&thread.id))
+                .take(2)
+                .map(|thread| {
+                    RecentEntry::Thread(ThreadContextEntry {
+                        id: thread.id,
+                        summary: thread.summary,
+                    })
+                }),
+        );
+    }
+
+    recent
+}
+
+fn add_selections_as_context(
+    context_store: &Entity<ContextStore>,
+    workspace: &Entity<Workspace>,
+    cx: &mut App,
+) {
+    let selection_ranges = selection_ranges(workspace, cx);
+    context_store.update(cx, |context_store, cx| {
+        for (buffer, range) in selection_ranges {
+            context_store
+                .add_selection(buffer, range, cx)
+                .detach_and_log_err(cx);
+        }
+    })
+}
+
+fn selection_ranges(
+    workspace: &Entity<Workspace>,
+    cx: &mut App,
+) -> Vec<(Entity<Buffer>, Range<text::Anchor>)> {
+    let Some(editor) = workspace
+        .read(cx)
+        .active_item(cx)
+        .and_then(|item| item.act_as::<Editor>(cx))
+    else {
+        return Vec::new();
+    };
+
+    editor.update(cx, |editor, cx| {
+        let selections = editor.selections.all_adjusted(cx);
+
+        let buffer = editor.buffer().clone().read(cx);
+        let snapshot = buffer.snapshot(cx);
+
+        selections
+            .into_iter()
+            .map(|s| snapshot.anchor_after(s.start)..snapshot.anchor_before(s.end))
+            .flat_map(|range| {
+                let (start_buffer, start) = buffer.text_anchor_for_position(range.start, cx)?;
+                let (end_buffer, end) = buffer.text_anchor_for_position(range.end, cx)?;
+                if start_buffer != end_buffer {
+                    return None;
+                }
+                Some((start_buffer, start..end))
+            })
+            .collect::<Vec<_>>()
+    })
+}
+
+pub(crate) fn insert_fold_for_mention(
+    excerpt_id: ExcerptId,
+    crease_start: text::Anchor,
+    content_len: usize,
+    crease_label: SharedString,
+    crease_icon_path: SharedString,
+    editor_entity: Entity<Editor>,
+    cx: &mut App,
+) {
+    editor_entity.update(cx, |editor, cx| {
+        let snapshot = editor.buffer().read(cx).snapshot(cx);
+
+        let Some(start) = snapshot.anchor_in_excerpt(excerpt_id, crease_start) else {
+            return;
+        };
+
+        let start = start.bias_right(&snapshot);
+        let end = snapshot.anchor_before(start.to_offset(&snapshot) + content_len);
+
+        let crease = crease_for_mention(
+            crease_label,
+            crease_icon_path,
+            start..end,
+            editor_entity.downgrade(),
+        );
+
+        editor.display_map.update(cx, |display_map, cx| {
+            display_map.fold(vec![crease], cx);
+        });
+    });
+}
+
+pub fn crease_for_mention(
+    label: SharedString,
+    icon_path: SharedString,
+    range: Range<Anchor>,
+    editor_entity: WeakEntity<Editor>,
+) -> Crease<Anchor> {
+    let placeholder = FoldPlaceholder {
+        render: render_fold_icon_button(icon_path, label, editor_entity),
+        merge_adjacent: false,
+        ..Default::default()
+    };
+
+    let render_trailer = move |_row, _unfold, _window: &mut Window, _cx: &mut App| Empty.into_any();
+
+    let crease = Crease::inline(
+        range,
+        placeholder.clone(),
+        fold_toggle("mention"),
+        render_trailer,
+    );
+    crease
+}
+
+fn render_fold_icon_button(
+    icon_path: SharedString,
+    label: SharedString,
+    editor: WeakEntity<Editor>,
+) -> Arc<dyn Send + Sync + Fn(FoldId, Range<Anchor>, &mut App) -> AnyElement> {
+    Arc::new({
+        move |fold_id, fold_range, cx| {
+            let is_in_text_selection = editor.upgrade().is_some_and(|editor| {
+                editor.update(cx, |editor, cx| {
+                    let snapshot = editor
+                        .buffer()
+                        .update(cx, |multi_buffer, cx| multi_buffer.snapshot(cx));
+
+                    let is_in_pending_selection = || {
+                        editor
+                            .selections
+                            .pending
+                            .as_ref()
+                            .is_some_and(|pending_selection| {
+                                pending_selection
+                                    .selection
+                                    .range()
+                                    .includes(&fold_range, &snapshot)
+                            })
+                    };
+
+                    let mut is_in_complete_selection = || {
+                        editor
+                            .selections
+                            .disjoint_in_range::<usize>(fold_range.clone(), cx)
+                            .into_iter()
+                            .any(|selection| {
+                                // This is needed to cover a corner case, if we just check for an existing
+                                // selection in the fold range, having a cursor at the start of the fold
+                                // marks it as selected. Non-empty selections don't cause this.
+                                let length = selection.end - selection.start;
+                                length > 0
+                            })
+                    };
+
+                    is_in_pending_selection() || is_in_complete_selection()
+                })
+            });
+
+            ButtonLike::new(fold_id)
+                .style(ButtonStyle::Filled)
+                .selected_style(ButtonStyle::Tinted(TintColor::Accent))
+                .toggle_state(is_in_text_selection)
+                .child(
+                    h_flex()
+                        .gap_1()
+                        .child(
+                            Icon::from_path(icon_path.clone())
+                                .size(IconSize::XSmall)
+                                .color(Color::Muted),
+                        )
+                        .child(
+                            Label::new(label.clone())
+                                .size(LabelSize::Small)
+                                .buffer_font(cx)
+                                .single_line(),
+                        ),
+                )
+                .into_any_element()
+        }
+    })
+}
+
+fn fold_toggle(
+    name: &'static str,
+) -> impl Fn(
+    MultiBufferRow,
+    bool,
+    Arc<dyn Fn(bool, &mut Window, &mut App) + Send + Sync>,
+    &mut Window,
+    &mut App,
+) -> AnyElement {
+    move |row, is_folded, fold, _window, _cx| {
+        Disclosure::new((name, row.0 as u64), !is_folded)
+            .toggle_state(is_folded)
+            .on_click(move |_e, window, cx| fold(!is_folded, window, cx))
+            .into_any_element()
+    }
+}
+
+pub enum MentionLink {
+    File(ProjectPath, Entry),
+    Symbol(ProjectPath, String),
+    Selection(ProjectPath, Range<usize>),
+    Fetch(String),
+    Thread(ThreadId),
+    Rules(UserPromptId),
+}
+
+impl MentionLink {
+    const FILE: &str = "@file";
+    const SYMBOL: &str = "@symbol";
+    const SELECTION: &str = "@selection";
+    const THREAD: &str = "@thread";
+    const FETCH: &str = "@fetch";
+    const RULES: &str = "@rules";
+
+    const SEPARATOR: &str = ":";
+
+    pub fn is_valid(url: &str) -> bool {
+        url.starts_with(Self::FILE)
+            || url.starts_with(Self::SYMBOL)
+            || url.starts_with(Self::FETCH)
+            || url.starts_with(Self::SELECTION)
+            || url.starts_with(Self::THREAD)
+            || url.starts_with(Self::RULES)
+    }
+
+    pub fn for_file(file_name: &str, full_path: &str) -> String {
+        format!("[@{}]({}:{})", file_name, Self::FILE, full_path)
+    }
+
+    pub fn for_symbol(symbol_name: &str, full_path: &str) -> String {
+        format!(
+            "[@{}]({}:{}:{})",
+            symbol_name,
+            Self::SYMBOL,
+            full_path,
+            symbol_name
+        )
+    }
+
+    pub fn for_selection(file_name: &str, full_path: &str, line_range: Range<usize>) -> String {
+        format!(
+            "[@{} ({}-{})]({}:{}:{}-{})",
+            file_name,
+            line_range.start,
+            line_range.end,
+            Self::SELECTION,
+            full_path,
+            line_range.start,
+            line_range.end
+        )
+    }
+
+    pub fn for_thread(thread: &ThreadContextEntry) -> String {
+        format!("[@{}]({}:{})", thread.summary, Self::THREAD, thread.id)
+    }
+
+    pub fn for_fetch(url: &str) -> String {
+        format!("[@{}]({}:{})", url, Self::FETCH, url)
+    }
+
+    pub fn for_rules(rules: &RulesContextEntry) -> String {
+        format!("[@{}]({}:{})", rules.title, Self::RULES, rules.prompt_id.0)
+    }
+
+    pub fn try_parse(link: &str, workspace: &Entity<Workspace>, cx: &App) -> Option<Self> {
+        fn extract_project_path_from_link(
+            path: &str,
+            workspace: &Entity<Workspace>,
+            cx: &App,
+        ) -> Option<ProjectPath> {
+            let path = PathBuf::from(path);
+            let worktree_name = path.iter().next()?;
+            let path: PathBuf = path.iter().skip(1).collect();
+            let worktree_id = workspace
+                .read(cx)
+                .visible_worktrees(cx)
+                .find(|worktree| worktree.read(cx).root_name() == worktree_name)
+                .map(|worktree| worktree.read(cx).id())?;
+            Some(ProjectPath {
+                worktree_id,
+                path: path.into(),
+            })
+        }
+
+        let (prefix, argument) = link.split_once(Self::SEPARATOR)?;
+        match prefix {
+            Self::FILE => {
+                let project_path = extract_project_path_from_link(argument, workspace, cx)?;
+                let entry = workspace
+                    .read(cx)
+                    .project()
+                    .read(cx)
+                    .entry_for_path(&project_path, cx)?;
+                Some(MentionLink::File(project_path, entry))
+            }
+            Self::SYMBOL => {
+                let (path, symbol) = argument.split_once(Self::SEPARATOR)?;
+                let project_path = extract_project_path_from_link(path, workspace, cx)?;
+                Some(MentionLink::Symbol(project_path, symbol.to_string()))
+            }
+            Self::SELECTION => {
+                let (path, line_args) = argument.split_once(Self::SEPARATOR)?;
+                let project_path = extract_project_path_from_link(path, workspace, cx)?;
+
+                let line_range = {
+                    let (start, end) = line_args
+                        .trim_start_matches('(')
+                        .trim_end_matches(')')
+                        .split_once('-')?;
+                    start.parse::<usize>().ok()?..end.parse::<usize>().ok()?
+                };
+
+                Some(MentionLink::Selection(project_path, line_range))
+            }
+            Self::THREAD => {
+                let thread_id = ThreadId::from(argument);
+                Some(MentionLink::Thread(thread_id))
+            }
+            Self::FETCH => Some(MentionLink::Fetch(argument.to_string())),
+            Self::RULES => {
+                let prompt_id = UserPromptId(Uuid::try_parse(argument).ok()?);
+                Some(MentionLink::Rules(prompt_id))
+            }
+            _ => None,
+        }
+    }
+}

crates/agent/src/context_picker/fetch_context_picker.rs

@@ -11,7 +11,7 @@ use picker::{Picker, PickerDelegate};
 use ui::{Context, ListItem, Window, prelude::*};
 use workspace::Workspace;
 
-use crate::context_picker::{ConfirmBehavior, ContextPicker};
+use crate::context_picker::ContextPicker;
 use crate::context_store::ContextStore;
 
 pub struct FetchContextPicker {
@@ -23,16 +23,10 @@ impl FetchContextPicker {
         context_picker: WeakEntity<ContextPicker>,
         workspace: WeakEntity<Workspace>,
         context_store: WeakEntity<ContextStore>,
-        confirm_behavior: ConfirmBehavior,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) -> Self {
-        let delegate = FetchContextPickerDelegate::new(
-            context_picker,
-            workspace,
-            context_store,
-            confirm_behavior,
-        );
+        let delegate = FetchContextPickerDelegate::new(context_picker, workspace, context_store);
         let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
 
         Self { picker }
@@ -62,7 +56,6 @@ pub struct FetchContextPickerDelegate {
     context_picker: WeakEntity<ContextPicker>,
     workspace: WeakEntity<Workspace>,
     context_store: WeakEntity<ContextStore>,
-    confirm_behavior: ConfirmBehavior,
     url: String,
 }
 
@@ -71,13 +64,11 @@ impl FetchContextPickerDelegate {
         context_picker: WeakEntity<ContextPicker>,
         workspace: WeakEntity<Workspace>,
         context_store: WeakEntity<ContextStore>,
-        confirm_behavior: ConfirmBehavior,
     ) -> Self {
         FetchContextPickerDelegate {
             context_picker,
             workspace,
             context_store,
-            confirm_behavior,
             url: String::new(),
         }
     }
@@ -204,25 +195,15 @@ impl PickerDelegate for FetchContextPickerDelegate {
 
         let http_client = workspace.read(cx).client().http_client().clone();
         let url = self.url.clone();
-        let confirm_behavior = self.confirm_behavior;
         cx.spawn_in(window, async move |this, cx| {
             let text = cx
                 .background_spawn(fetch_url_content(http_client, url.clone()))
                 .await?;
 
-            this.update_in(cx, |this, window, cx| {
-                this.delegate
-                    .context_store
-                    .update(cx, |context_store, _cx| {
-                        context_store.add_fetched_url(url, text);
-                    })?;
-
-                match confirm_behavior {
-                    ConfirmBehavior::KeepOpen => {}
-                    ConfirmBehavior::Close => this.delegate.dismissed(window, cx),
-                }
-
-                anyhow::Ok(())
+            this.update(cx, |this, cx| {
+                this.delegate.context_store.update(cx, |context_store, cx| {
+                    context_store.add_fetched_url(url, text, cx)
+                })
             })??;
 
             anyhow::Ok(())

crates/agent/src/context_picker/file_context_picker.rs

@@ -11,9 +11,9 @@ use picker::{Picker, PickerDelegate};
 use project::{PathMatchCandidateSet, ProjectPath, WorktreeId};
 use ui::{ListItem, Tooltip, prelude::*};
 use util::ResultExt as _;
-use workspace::{Workspace, notifications::NotifyResultExt};
+use workspace::Workspace;
 
-use crate::context_picker::{ConfirmBehavior, ContextPicker};
+use crate::context_picker::ContextPicker;
 use crate::context_store::{ContextStore, FileInclusion};
 
 pub struct FileContextPicker {
@@ -25,16 +25,10 @@ impl FileContextPicker {
         context_picker: WeakEntity<ContextPicker>,
         workspace: WeakEntity<Workspace>,
         context_store: WeakEntity<ContextStore>,
-        confirm_behavior: ConfirmBehavior,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) -> Self {
-        let delegate = FileContextPickerDelegate::new(
-            context_picker,
-            workspace,
-            context_store,
-            confirm_behavior,
-        );
+        let delegate = FileContextPickerDelegate::new(context_picker, workspace, context_store);
         let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
 
         Self { picker }
@@ -57,8 +51,7 @@ pub struct FileContextPickerDelegate {
     context_picker: WeakEntity<ContextPicker>,
     workspace: WeakEntity<Workspace>,
     context_store: WeakEntity<ContextStore>,
-    confirm_behavior: ConfirmBehavior,
-    matches: Vec<PathMatch>,
+    matches: Vec<FileMatch>,
     selected_index: usize,
 }
 
@@ -67,13 +60,11 @@ impl FileContextPickerDelegate {
         context_picker: WeakEntity<ContextPicker>,
         workspace: WeakEntity<Workspace>,
         context_store: WeakEntity<ContextStore>,
-        confirm_behavior: ConfirmBehavior,
     ) -> Self {
         Self {
             context_picker,
             workspace,
             context_store,
-            confirm_behavior,
             matches: Vec::new(),
             selected_index: 0,
         }
@@ -114,7 +105,7 @@ impl PickerDelegate for FileContextPickerDelegate {
             return Task::ready(());
         };
 
-        let search_task = search_paths(query, Arc::<AtomicBool>::default(), &workspace, cx);
+        let search_task = search_files(query, Arc::<AtomicBool>::default(), &workspace, cx);
 
         cx.spawn_in(window, async move |this, cx| {
             // TODO: This should be probably be run in the background.
@@ -127,8 +118,8 @@ impl PickerDelegate for FileContextPickerDelegate {
         })
     }
 
-    fn confirm(&mut self, _secondary: bool, window: &mut Window, cx: &mut Context<Picker<Self>>) {
-        let Some(mat) = self.matches.get(self.selected_index) else {
+    fn confirm(&mut self, _secondary: bool, _window: &mut Window, cx: &mut Context<Picker<Self>>) {
+        let Some(FileMatch { mat, .. }) = self.matches.get(self.selected_index) else {
             return;
         };
 
@@ -153,17 +144,7 @@ impl PickerDelegate for FileContextPickerDelegate {
             return;
         };
 
-        let confirm_behavior = self.confirm_behavior;
-        cx.spawn_in(window, async move |this, cx| {
-            match task.await.notify_async_err(cx) {
-                None => anyhow::Ok(()),
-                Some(()) => this.update_in(cx, |this, window, cx| match confirm_behavior {
-                    ConfirmBehavior::KeepOpen => {}
-                    ConfirmBehavior::Close => this.delegate.dismissed(window, cx),
-                }),
-            }
-        })
-        .detach_and_log_err(cx);
+        task.detach_and_log_err(cx);
     }
 
     fn dismissed(&mut self, _: &mut Window, cx: &mut Context<Picker<Self>>) {
@@ -181,7 +162,7 @@ impl PickerDelegate for FileContextPickerDelegate {
         _window: &mut Window,
         cx: &mut Context<Picker<Self>>,
     ) -> Option<Self::ListItem> {
-        let path_match = &self.matches[ix];
+        let FileMatch { mat, .. } = &self.matches[ix];
 
         Some(
             ListItem::new(ix)
@@ -189,9 +170,10 @@ impl PickerDelegate for FileContextPickerDelegate {
                 .toggle_state(selected)
                 .child(render_file_context_entry(
                     ElementId::NamedInteger("file-ctx-picker".into(), ix),
-                    &path_match.path,
-                    &path_match.path_prefix,
-                    path_match.is_dir,
+                    WorktreeId::from_usize(mat.worktree_id),
+                    &mat.path,
+                    &mat.path_prefix,
+                    mat.is_dir,
                     self.context_store.clone(),
                     cx,
                 )),
@@ -199,12 +181,17 @@ impl PickerDelegate for FileContextPickerDelegate {
     }
 }
 
-pub(crate) fn search_paths(
+pub struct FileMatch {
+    pub mat: PathMatch,
+    pub is_recent: bool,
+}
+
+pub(crate) fn search_files(
     query: String,
     cancellation_flag: Arc<AtomicBool>,
     workspace: &Entity<Workspace>,
     cx: &App,
-) -> Task<Vec<PathMatch>> {
+) -> Task<Vec<FileMatch>> {
     if query.is_empty() {
         let workspace = workspace.read(cx);
         let project = workspace.project().read(cx);
@@ -213,28 +200,34 @@ pub(crate) fn search_paths(
             .into_iter()
             .filter_map(|(project_path, _)| {
                 let worktree = project.worktree_for_id(project_path.worktree_id, cx)?;
-                Some(PathMatch {
-                    score: 0.,
-                    positions: Vec::new(),
-                    worktree_id: project_path.worktree_id.to_usize(),
-                    path: project_path.path,
-                    path_prefix: worktree.read(cx).root_name().into(),
-                    distance_to_relative_ancestor: 0,
-                    is_dir: false,
+                Some(FileMatch {
+                    mat: PathMatch {
+                        score: 0.,
+                        positions: Vec::new(),
+                        worktree_id: project_path.worktree_id.to_usize(),
+                        path: project_path.path,
+                        path_prefix: worktree.read(cx).root_name().into(),
+                        distance_to_relative_ancestor: 0,
+                        is_dir: false,
+                    },
+                    is_recent: true,
                 })
             });
 
         let file_matches = project.worktrees(cx).flat_map(|worktree| {
             let worktree = worktree.read(cx);
             let path_prefix: Arc<str> = worktree.root_name().into();
-            worktree.entries(false, 0).map(move |entry| PathMatch {
-                score: 0.,
-                positions: Vec::new(),
-                worktree_id: worktree.id().to_usize(),
-                path: entry.path.clone(),
-                path_prefix: path_prefix.clone(),
-                distance_to_relative_ancestor: 0,
-                is_dir: entry.is_dir(),
+            worktree.entries(false, 0).map(move |entry| FileMatch {
+                mat: PathMatch {
+                    score: 0.,
+                    positions: Vec::new(),
+                    worktree_id: worktree.id().to_usize(),
+                    path: entry.path.clone(),
+                    path_prefix: path_prefix.clone(),
+                    distance_to_relative_ancestor: 0,
+                    is_dir: entry.is_dir(),
+                },
+                is_recent: false,
             })
         });
 
@@ -269,6 +262,12 @@ pub(crate) fn search_paths(
                 executor,
             )
             .await
+            .into_iter()
+            .map(|mat| FileMatch {
+                mat,
+                is_recent: false,
+            })
+            .collect::<Vec<_>>()
         })
     }
 }
@@ -311,19 +310,26 @@ pub fn extract_file_name_and_directory(
 
 pub fn render_file_context_entry(
     id: ElementId,
-    path: &Path,
+    worktree_id: WorktreeId,
+    path: &Arc<Path>,
     path_prefix: &Arc<str>,
     is_directory: bool,
     context_store: WeakEntity<ContextStore>,
     cx: &App,
 ) -> Stateful<Div> {
-    let (file_name, directory) = extract_file_name_and_directory(path, path_prefix);
+    let (file_name, directory) = extract_file_name_and_directory(&path, path_prefix);
 
     let added = context_store.upgrade().and_then(|context_store| {
+        let project_path = ProjectPath {
+            worktree_id,
+            path: path.clone(),
+        };
         if is_directory {
-            context_store.read(cx).includes_directory(path)
+            context_store.read(cx).includes_directory(&project_path)
         } else {
-            context_store.read(cx).will_include_file_path(path, cx)
+            context_store
+                .read(cx)
+                .will_include_file_path(&project_path, cx)
         }
     });
 
@@ -363,8 +369,9 @@ pub fn render_file_context_entry(
                     )
                     .child(Label::new("Added").size(LabelSize::Small)),
             ),
-            FileInclusion::InDirectory(dir_name) => {
-                let dir_name = dir_name.to_string_lossy().into_owned();
+            FileInclusion::InDirectory(directory_project_path) => {
+                // TODO: Consider using worktree full_path to include worktree name.
+                let directory_path = directory_project_path.path.to_string_lossy().into_owned();
 
                 el.child(
                     h_flex()
@@ -378,7 +385,7 @@ pub fn render_file_context_entry(
                         )
                         .child(Label::new("Included").size(LabelSize::Small)),
                 )
-                .tooltip(Tooltip::text(format!("in {dir_name}")))
+                .tooltip(Tooltip::text(format!("in {directory_path}")))
             }
         })
 }

crates/agent/src/context_picker/rules_context_picker.rs

@@ -0,0 +1,248 @@
+use std::sync::Arc;
+use std::sync::atomic::AtomicBool;
+
+use anyhow::anyhow;
+use gpui::{App, DismissEvent, Entity, FocusHandle, Focusable, Task, WeakEntity};
+use picker::{Picker, PickerDelegate};
+use prompt_store::{PromptId, UserPromptId};
+use ui::{ListItem, prelude::*};
+
+use crate::context::RULES_ICON;
+use crate::context_picker::ContextPicker;
+use crate::context_store::{self, ContextStore};
+use crate::thread_store::ThreadStore;
+
+pub struct RulesContextPicker {
+    picker: Entity<Picker<RulesContextPickerDelegate>>,
+}
+
+impl RulesContextPicker {
+    pub fn new(
+        thread_store: WeakEntity<ThreadStore>,
+        context_picker: WeakEntity<ContextPicker>,
+        context_store: WeakEntity<context_store::ContextStore>,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) -> Self {
+        let delegate = RulesContextPickerDelegate::new(thread_store, context_picker, context_store);
+        let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
+
+        RulesContextPicker { picker }
+    }
+}
+
+impl Focusable for RulesContextPicker {
+    fn focus_handle(&self, cx: &App) -> FocusHandle {
+        self.picker.focus_handle(cx)
+    }
+}
+
+impl Render for RulesContextPicker {
+    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
+        self.picker.clone()
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct RulesContextEntry {
+    pub prompt_id: UserPromptId,
+    pub title: SharedString,
+}
+
+pub struct RulesContextPickerDelegate {
+    thread_store: WeakEntity<ThreadStore>,
+    context_picker: WeakEntity<ContextPicker>,
+    context_store: WeakEntity<context_store::ContextStore>,
+    matches: Vec<RulesContextEntry>,
+    selected_index: usize,
+}
+
+impl RulesContextPickerDelegate {
+    pub fn new(
+        thread_store: WeakEntity<ThreadStore>,
+        context_picker: WeakEntity<ContextPicker>,
+        context_store: WeakEntity<context_store::ContextStore>,
+    ) -> Self {
+        RulesContextPickerDelegate {
+            thread_store,
+            context_picker,
+            context_store,
+            matches: Vec::new(),
+            selected_index: 0,
+        }
+    }
+}
+
+impl PickerDelegate for RulesContextPickerDelegate {
+    type ListItem = ListItem;
+
+    fn match_count(&self) -> usize {
+        self.matches.len()
+    }
+
+    fn selected_index(&self) -> usize {
+        self.selected_index
+    }
+
+    fn set_selected_index(
+        &mut self,
+        ix: usize,
+        _window: &mut Window,
+        _cx: &mut Context<Picker<Self>>,
+    ) {
+        self.selected_index = ix;
+    }
+
+    fn placeholder_text(&self, _window: &mut Window, _cx: &mut App) -> Arc<str> {
+        "Search available rules…".into()
+    }
+
+    fn update_matches(
+        &mut self,
+        query: String,
+        window: &mut Window,
+        cx: &mut Context<Picker<Self>>,
+    ) -> Task<()> {
+        let Some(thread_store) = self.thread_store.upgrade() else {
+            return Task::ready(());
+        };
+
+        let search_task = search_rules(query, Arc::new(AtomicBool::default()), thread_store, cx);
+        cx.spawn_in(window, async move |this, cx| {
+            let matches = search_task.await;
+            this.update(cx, |this, cx| {
+                this.delegate.matches = matches;
+                this.delegate.selected_index = 0;
+                cx.notify();
+            })
+            .ok();
+        })
+    }
+
+    fn confirm(&mut self, _secondary: bool, _window: &mut Window, cx: &mut Context<Picker<Self>>) {
+        let Some(entry) = self.matches.get(self.selected_index) else {
+            return;
+        };
+
+        let Some(thread_store) = self.thread_store.upgrade() else {
+            return;
+        };
+
+        let prompt_id = entry.prompt_id;
+
+        let load_rules_task = thread_store.update(cx, |thread_store, cx| {
+            thread_store.load_rules(prompt_id, cx)
+        });
+
+        cx.spawn(async move |this, cx| {
+            let (metadata, text) = load_rules_task.await?;
+            let Some(title) = metadata.title else {
+                return Err(anyhow!("Encountered user rule with no title when attempting to add it to agent context."));
+            };
+            this.update(cx, |this, cx| {
+                this.delegate
+                    .context_store
+                    .update(cx, |context_store, cx| {
+                        context_store.add_rules(prompt_id, title, text, true, cx)
+                    })
+                    .ok();
+            })
+        })
+        .detach_and_log_err(cx);
+    }
+
+    fn dismissed(&mut self, _window: &mut Window, cx: &mut Context<Picker<Self>>) {
+        self.context_picker
+            .update(cx, |_, cx| {
+                cx.emit(DismissEvent);
+            })
+            .ok();
+    }
+
+    fn render_match(
+        &self,
+        ix: usize,
+        selected: bool,
+        _window: &mut Window,
+        cx: &mut Context<Picker<Self>>,
+    ) -> Option<Self::ListItem> {
+        let thread = &self.matches[ix];
+
+        Some(ListItem::new(ix).inset(true).toggle_state(selected).child(
+            render_thread_context_entry(thread, self.context_store.clone(), cx),
+        ))
+    }
+}
+
+pub fn render_thread_context_entry(
+    user_rules: &RulesContextEntry,
+    context_store: WeakEntity<ContextStore>,
+    cx: &mut App,
+) -> Div {
+    let added = context_store.upgrade().map_or(false, |ctx_store| {
+        ctx_store
+            .read(cx)
+            .includes_user_rules(&user_rules.prompt_id)
+            .is_some()
+    });
+
+    h_flex()
+        .gap_1p5()
+        .w_full()
+        .justify_between()
+        .child(
+            h_flex()
+                .gap_1p5()
+                .max_w_72()
+                .child(
+                    Icon::new(RULES_ICON)
+                        .size(IconSize::XSmall)
+                        .color(Color::Muted),
+                )
+                .child(Label::new(user_rules.title.clone()).truncate()),
+        )
+        .when(added, |el| {
+            el.child(
+                h_flex()
+                    .gap_1()
+                    .child(
+                        Icon::new(IconName::Check)
+                            .size(IconSize::Small)
+                            .color(Color::Success),
+                    )
+                    .child(Label::new("Added").size(LabelSize::Small)),
+            )
+        })
+}
+
+pub(crate) fn search_rules(
+    query: String,
+    cancellation_flag: Arc<AtomicBool>,
+    thread_store: Entity<ThreadStore>,
+    cx: &mut App,
+) -> Task<Vec<RulesContextEntry>> {
+    let Some(prompt_store) = thread_store.read(cx).prompt_store() else {
+        return Task::ready(vec![]);
+    };
+    let search_task = prompt_store.read(cx).search(query, cancellation_flag, cx);
+    cx.background_spawn(async move {
+        search_task
+            .await
+            .into_iter()
+            .flat_map(|metadata| {
+                // Default prompts are filtered out as they are automatically included.
+                if metadata.default {
+                    None
+                } else {
+                    match metadata.id {
+                        PromptId::EditWorkflow => None,
+                        PromptId::User { uuid } => Some(RulesContextEntry {
+                            prompt_id: uuid,
+                            title: metadata.title?,
+                        }),
+                    }
+                }
+            })
+            .collect::<Vec<_>>()
+    })
+}

crates/agent/src/context_picker/symbol_context_picker.rs

@@ -2,7 +2,7 @@ use std::cmp::Reverse;
 use std::sync::Arc;
 use std::sync::atomic::AtomicBool;
 
-use anyhow::{Context as _, Result};
+use anyhow::Result;
 use fuzzy::{StringMatch, StringMatchCandidate};
 use gpui::{
     App, AppContext, DismissEvent, Entity, FocusHandle, Focusable, Stateful, Task, WeakEntity,
@@ -15,7 +15,7 @@ use ui::{ListItem, prelude::*};
 use util::ResultExt as _;
 use workspace::Workspace;
 
-use crate::context_picker::{ConfirmBehavior, ContextPicker};
+use crate::context_picker::ContextPicker;
 use crate::context_store::ContextStore;
 
 pub struct SymbolContextPicker {
@@ -27,16 +27,10 @@ impl SymbolContextPicker {
         context_picker: WeakEntity<ContextPicker>,
         workspace: WeakEntity<Workspace>,
         context_store: WeakEntity<ContextStore>,
-        confirm_behavior: ConfirmBehavior,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) -> Self {
-        let delegate = SymbolContextPickerDelegate::new(
-            context_picker,
-            workspace,
-            context_store,
-            confirm_behavior,
-        );
+        let delegate = SymbolContextPickerDelegate::new(context_picker, workspace, context_store);
         let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
 
         Self { picker }
@@ -59,7 +53,6 @@ pub struct SymbolContextPickerDelegate {
     context_picker: WeakEntity<ContextPicker>,
     workspace: WeakEntity<Workspace>,
     context_store: WeakEntity<ContextStore>,
-    confirm_behavior: ConfirmBehavior,
     matches: Vec<SymbolEntry>,
     selected_index: usize,
 }
@@ -69,13 +62,11 @@ impl SymbolContextPickerDelegate {
         context_picker: WeakEntity<ContextPicker>,
         workspace: WeakEntity<Workspace>,
         context_store: WeakEntity<ContextStore>,
-        confirm_behavior: ConfirmBehavior,
     ) -> Self {
         Self {
             context_picker,
             workspace,
             context_store,
-            confirm_behavior,
             matches: Vec::new(),
             selected_index: 0,
         }
@@ -119,11 +110,7 @@ impl PickerDelegate for SymbolContextPickerDelegate {
         let search_task = search_symbols(query, Arc::<AtomicBool>::default(), &workspace, cx);
         let context_store = self.context_store.clone();
         cx.spawn_in(window, async move |this, cx| {
-            let symbols = search_task
-                .await
-                .context("Failed to load symbols")
-                .log_err()
-                .unwrap_or_default();
+            let symbols = search_task.await;
 
             let symbol_entries = context_store
                 .read_with(cx, |context_store, cx| {
@@ -139,7 +126,7 @@ impl PickerDelegate for SymbolContextPickerDelegate {
         })
     }
 
-    fn confirm(&mut self, _secondary: bool, window: &mut Window, cx: &mut Context<Picker<Self>>) {
+    fn confirm(&mut self, _secondary: bool, _window: &mut Window, cx: &mut Context<Picker<Self>>) {
         let Some(mat) = self.matches.get(self.selected_index) else {
             return;
         };
@@ -147,7 +134,6 @@ impl PickerDelegate for SymbolContextPickerDelegate {
             return;
         };
 
-        let confirm_behavior = self.confirm_behavior;
         let add_symbol_task = add_symbol(
             mat.symbol.clone(),
             true,
@@ -157,16 +143,12 @@ impl PickerDelegate for SymbolContextPickerDelegate {
         );
 
         let selected_index = self.selected_index;
-        cx.spawn_in(window, async move |this, cx| {
+        cx.spawn(async move |this, cx| {
             let included = add_symbol_task.await?;
-            this.update_in(cx, |this, window, cx| {
+            this.update(cx, |this, _| {
                 if let Some(mat) = this.delegate.matches.get_mut(selected_index) {
                     mat.is_included = included;
                 }
-                match confirm_behavior {
-                    ConfirmBehavior::KeepOpen => {}
-                    ConfirmBehavior::Close => this.delegate.dismissed(window, cx),
-                }
             })
         })
         .detach_and_log_err(cx);
@@ -285,12 +267,16 @@ fn find_matching_symbol(symbol: &Symbol, candidates: &[DocumentSymbol]) -> Optio
     }
 }
 
+pub struct SymbolMatch {
+    pub symbol: Symbol,
+}
+
 pub(crate) fn search_symbols(
     query: String,
     cancellation_flag: Arc<AtomicBool>,
     workspace: &Entity<Workspace>,
     cx: &mut App,
-) -> Task<Result<Vec<(StringMatch, Symbol)>>> {
+) -> Task<Vec<SymbolMatch>> {
     let symbols_task = workspace.update(cx, |workspace, cx| {
         workspace
             .project()
@@ -298,19 +284,28 @@ pub(crate) fn search_symbols(
     });
     let project = workspace.read(cx).project().clone();
     cx.spawn(async move |cx| {
-        let symbols = symbols_task.await?;
-        let (visible_match_candidates, external_match_candidates): (Vec<_>, Vec<_>) = project
-            .update(cx, |project, cx| {
-                symbols
-                    .iter()
-                    .enumerate()
-                    .map(|(id, symbol)| StringMatchCandidate::new(id, &symbol.label.filter_text()))
-                    .partition(|candidate| {
-                        project
-                            .entry_for_path(&symbols[candidate.id].path, cx)
-                            .map_or(false, |e| !e.is_ignored)
-                    })
-            })?;
+        let Some(symbols) = symbols_task.await.log_err() else {
+            return Vec::new();
+        };
+        let Some((visible_match_candidates, external_match_candidates)): Option<(Vec<_>, Vec<_>)> =
+            project
+                .update(cx, |project, cx| {
+                    symbols
+                        .iter()
+                        .enumerate()
+                        .map(|(id, symbol)| {
+                            StringMatchCandidate::new(id, &symbol.label.filter_text())
+                        })
+                        .partition(|candidate| {
+                            project
+                                .entry_for_path(&symbols[candidate.id].path, cx)
+                                .map_or(false, |e| !e.is_ignored)
+                        })
+                })
+                .log_err()
+        else {
+            return Vec::new();
+        };
 
         const MAX_MATCHES: usize = 100;
         let mut visible_matches = cx.background_executor().block(fuzzy::match_strings(
@@ -339,7 +334,7 @@ pub(crate) fn search_symbols(
         let mut matches = visible_matches;
         matches.append(&mut external_matches);
 
-        Ok(matches
+        matches
             .into_iter()
             .map(|mut mat| {
                 let symbol = symbols[mat.candidate_id].clone();
@@ -347,19 +342,19 @@ pub(crate) fn search_symbols(
                 for position in &mut mat.positions {
                     *position += filter_start;
                 }
-                (mat, symbol)
+                SymbolMatch { symbol }
             })
-            .collect())
+            .collect()
     })
 }
 
 fn compute_symbol_entries(
-    symbols: Vec<(StringMatch, Symbol)>,
+    symbols: Vec<SymbolMatch>,
     context_store: &ContextStore,
     cx: &App,
 ) -> Vec<SymbolEntry> {
     let mut symbol_entries = Vec::with_capacity(symbols.len());
-    for (_, symbol) in symbols {
+    for SymbolMatch { symbol, .. } in symbols {
         let symbols_for_path = context_store.included_symbols_by_path().get(&symbol.path);
         let is_included = if let Some(symbols_for_path) = symbols_for_path {
             let mut is_included = false;

crates/agent/src/context_picker/thread_context_picker.rs

@@ -1,11 +1,12 @@
 use std::sync::Arc;
+use std::sync::atomic::AtomicBool;
 
 use fuzzy::StringMatchCandidate;
 use gpui::{App, DismissEvent, Entity, FocusHandle, Focusable, Task, WeakEntity};
 use picker::{Picker, PickerDelegate};
 use ui::{ListItem, prelude::*};
 
-use crate::context_picker::{ConfirmBehavior, ContextPicker};
+use crate::context_picker::ContextPicker;
 use crate::context_store::{self, ContextStore};
 use crate::thread::ThreadId;
 use crate::thread_store::ThreadStore;
@@ -19,16 +20,11 @@ impl ThreadContextPicker {
         thread_store: WeakEntity<ThreadStore>,
         context_picker: WeakEntity<ContextPicker>,
         context_store: WeakEntity<context_store::ContextStore>,
-        confirm_behavior: ConfirmBehavior,
         window: &mut Window,
         cx: &mut Context<Self>,
     ) -> Self {
-        let delegate = ThreadContextPickerDelegate::new(
-            thread_store,
-            context_picker,
-            context_store,
-            confirm_behavior,
-        );
+        let delegate =
+            ThreadContextPickerDelegate::new(thread_store, context_picker, context_store);
         let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
 
         ThreadContextPicker { picker }
@@ -57,7 +53,6 @@ pub struct ThreadContextPickerDelegate {
     thread_store: WeakEntity<ThreadStore>,
     context_picker: WeakEntity<ContextPicker>,
     context_store: WeakEntity<context_store::ContextStore>,
-    confirm_behavior: ConfirmBehavior,
     matches: Vec<ThreadContextEntry>,
     selected_index: usize,
 }
@@ -67,13 +62,11 @@ impl ThreadContextPickerDelegate {
         thread_store: WeakEntity<ThreadStore>,
         context_picker: WeakEntity<ContextPicker>,
         context_store: WeakEntity<context_store::ContextStore>,
-        confirm_behavior: ConfirmBehavior,
     ) -> Self {
         ThreadContextPickerDelegate {
             thread_store,
             context_picker,
             context_store,
-            confirm_behavior,
             matches: Vec::new(),
             selected_index: 0,
         }
@@ -110,15 +103,15 @@ impl PickerDelegate for ThreadContextPickerDelegate {
         window: &mut Window,
         cx: &mut Context<Picker<Self>>,
     ) -> Task<()> {
-        let Some(threads) = self.thread_store.upgrade() else {
+        let Some(thread_store) = self.thread_store.upgrade() else {
             return Task::ready(());
         };
 
-        let search_task = search_threads(query, threads, cx);
+        let search_task = search_threads(query, Arc::new(AtomicBool::default()), thread_store, cx);
         cx.spawn_in(window, async move |this, cx| {
             let matches = search_task.await;
             this.update(cx, |this, cx| {
-                this.delegate.matches = matches;
+                this.delegate.matches = matches.into_iter().map(|mat| mat.thread).collect();
                 this.delegate.selected_index = 0;
                 cx.notify();
             })
@@ -126,7 +119,7 @@ impl PickerDelegate for ThreadContextPickerDelegate {
         })
     }
 
-    fn confirm(&mut self, _secondary: bool, window: &mut Window, cx: &mut Context<Picker<Self>>) {
+    fn confirm(&mut self, _secondary: bool, _window: &mut Window, cx: &mut Context<Picker<Self>>) {
         let Some(entry) = self.matches.get(self.selected_index) else {
             return;
         };
@@ -137,20 +130,15 @@ impl PickerDelegate for ThreadContextPickerDelegate {
 
         let open_thread_task = thread_store.update(cx, |this, cx| this.open_thread(&entry.id, cx));
 
-        cx.spawn_in(window, async move |this, cx| {
+        cx.spawn(async move |this, cx| {
             let thread = open_thread_task.await?;
-            this.update_in(cx, |this, window, cx| {
+            this.update(cx, |this, cx| {
                 this.delegate
                     .context_store
                     .update(cx, |context_store, cx| {
                         context_store.add_thread(thread, true, cx)
                     })
                     .ok();
-
-                match this.delegate.confirm_behavior {
-                    ConfirmBehavior::KeepOpen => {}
-                    ConfirmBehavior::Close => this.delegate.dismissed(window, cx),
-                }
             })
         })
         .detach_and_log_err(cx);
@@ -217,25 +205,38 @@ pub fn render_thread_context_entry(
         })
 }
 
+#[derive(Clone)]
+pub struct ThreadMatch {
+    pub thread: ThreadContextEntry,
+    pub is_recent: bool,
+}
+
 pub(crate) fn search_threads(
     query: String,
+    cancellation_flag: Arc<AtomicBool>,
     thread_store: Entity<ThreadStore>,
     cx: &mut App,
-) -> Task<Vec<ThreadContextEntry>> {
-    let threads = thread_store.update(cx, |this, _cx| {
-        this.threads()
-            .into_iter()
-            .map(|thread| ThreadContextEntry {
-                id: thread.id,
-                summary: thread.summary,
-            })
-            .collect::<Vec<_>>()
-    });
+) -> Task<Vec<ThreadMatch>> {
+    let threads = thread_store
+        .read(cx)
+        .threads()
+        .into_iter()
+        .map(|thread| ThreadContextEntry {
+            id: thread.id,
+            summary: thread.summary,
+        })
+        .collect::<Vec<_>>();
 
     let executor = cx.background_executor().clone();
     cx.background_spawn(async move {
         if query.is_empty() {
             threads
+                .into_iter()
+                .map(|thread| ThreadMatch {
+                    thread,
+                    is_recent: false,
+                })
+                .collect()
         } else {
             let candidates = threads
                 .iter()
@@ -247,14 +248,17 @@ pub(crate) fn search_threads(
                 &query,
                 false,
                 100,
-                &Default::default(),
+                &cancellation_flag,
                 executor,
             )
             .await;
 
             matches
                 .into_iter()
-                .map(|mat| threads[mat.candidate_id].clone())
+                .map(|mat| ThreadMatch {
+                    thread: threads[mat.candidate_id].clone(),
+                    is_recent: false,
+                })
                 .collect()
         }
     })

crates/agent/src/context_strip.rs

@@ -1,3 +1,4 @@
+use std::path::Path;
 use std::rc::Rc;
 
 use collections::HashSet;
@@ -9,11 +10,12 @@ use gpui::{
 };
 use itertools::Itertools;
 use language::Buffer;
+use project::ProjectItem;
 use ui::{KeyBinding, PopoverMenu, PopoverMenuHandle, Tooltip, prelude::*};
 use workspace::{Workspace, notifications::NotifyResultExt};
 
 use crate::context::{ContextId, ContextKind};
-use crate::context_picker::{ConfirmBehavior, ContextPicker};
+use crate::context_picker::ContextPicker;
 use crate::context_store::ContextStore;
 use crate::thread::Thread;
 use crate::thread_store::ThreadStore;
@@ -50,7 +52,6 @@ impl ContextStrip {
                 workspace.clone(),
                 thread_store.clone(),
                 context_store.downgrade(),
-                ConfirmBehavior::KeepOpen,
                 window,
                 cx,
             )
@@ -59,6 +60,7 @@ impl ContextStrip {
         let focus_handle = cx.focus_handle();
 
         let subscriptions = vec![
+            cx.observe(&context_store, |_, _, cx| cx.notify()),
             cx.subscribe_in(&context_picker, window, Self::handle_context_picker_event),
             cx.on_focus(&focus_handle, window, Self::handle_focus),
             cx.on_blur(&focus_handle, window, Self::handle_blur),
@@ -92,26 +94,23 @@ impl ContextStrip {
         let active_buffer_entity = editor.buffer().read(cx).as_singleton()?;
         let active_buffer = active_buffer_entity.read(cx);
 
-        let path = active_buffer.file()?.full_path(cx);
+        let project_path = active_buffer.project_path(cx)?;
 
         if self
             .context_store
             .read(cx)
-            .will_include_buffer(active_buffer.remote_id(), &path)
+            .will_include_buffer(active_buffer.remote_id(), &project_path)
             .is_some()
         {
             return None;
         }
 
-        let name = match path.file_name() {
-            Some(name) => name.to_string_lossy().into_owned().into(),
-            None => path.to_string_lossy().into_owned().into(),
-        };
+        let file_name = active_buffer.file()?.file_name(cx);
 
-        let icon_path = FileIcons::get_icon(&path, cx);
+        let icon_path = FileIcons::get_icon(&Path::new(&file_name), cx);
 
         Some(SuggestedContext::File {
-            name,
+            name: file_name.to_string_lossy().into_owned().into(),
             buffer: active_buffer_entity.downgrade(),
             icon_path,
         })
@@ -290,9 +289,9 @@ impl ContextStrip {
         if let Some(index) = self.focused_index {
             let mut is_empty = false;
 
-            self.context_store.update(cx, |this, _cx| {
+            self.context_store.update(cx, |this, cx| {
                 if let Some(item) = this.context().get(index) {
-                    this.remove_context(item.id());
+                    this.remove_context(item.id(), cx);
                 }
 
                 is_empty = this.context().is_empty();
@@ -475,8 +474,8 @@ impl Render for ContextStrip {
                             Some({
                                 let context_store = self.context_store.clone();
                                 Rc::new(cx.listener(move |_this, _event, _window, cx| {
-                                    context_store.update(cx, |this, _cx| {
-                                        this.remove_context(id);
+                                    context_store.update(cx, |this, cx| {
+                                        this.remove_context(id, cx);
                                     });
                                     cx.notify();
                                 }))

crates/agent/src/history_store.rs

@@ -4,6 +4,7 @@ use gpui::{Entity, prelude::*};
 
 use crate::thread_store::{SerializedThreadMetadata, ThreadStore};
 
+#[derive(Debug)]
 pub enum HistoryEntry {
     Thread(SerializedThreadMetadata),
     Context(SavedContextMetadata),
@@ -21,25 +22,27 @@ impl HistoryEntry {
 pub struct HistoryStore {
     thread_store: Entity<ThreadStore>,
     context_store: Entity<assistant_context_editor::ContextStore>,
+    _subscriptions: Vec<gpui::Subscription>,
 }
 
 impl HistoryStore {
     pub fn new(
         thread_store: Entity<ThreadStore>,
         context_store: Entity<assistant_context_editor::ContextStore>,
-        _cx: &mut Context<Self>,
+        cx: &mut Context<Self>,
     ) -> Self {
+        let subscriptions = vec![
+            cx.observe(&thread_store, |_, _, cx| cx.notify()),
+            cx.observe(&context_store, |_, _, cx| cx.notify()),
+        ];
+
         Self {
             thread_store,
             context_store,
+            _subscriptions: subscriptions,
         }
     }
 
-    /// Returns the number of history entries.
-    pub fn entry_count(&self, cx: &mut Context<Self>) -> usize {
-        self.entries(cx).len()
-    }
-
     pub fn entries(&self, cx: &mut Context<Self>) -> Vec<HistoryEntry> {
         let mut history_entries = Vec::new();
 

crates/agent/src/inline_assistant.rs

@@ -24,21 +24,23 @@ use gpui::{
     WeakEntity, Window, point,
 };
 use language::{Buffer, Point, Selection, TransactionId};
+use language_model::ConfiguredModel;
 use language_model::{LanguageModelRegistry, report_assistant_event};
 use multi_buffer::MultiBufferRow;
 use parking_lot::Mutex;
 use project::LspAction;
+use project::Project;
 use project::{CodeAction, ProjectTransaction};
 use prompt_store::PromptBuilder;
 use settings::{Settings, SettingsStore};
-use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
+use telemetry_events::{AssistantEventData, AssistantKind, AssistantPhase};
 use terminal_view::{TerminalView, terminal_panel::TerminalPanel};
 use text::{OffsetRangeExt, ToPoint as _};
 use ui::prelude::*;
 use util::RangeExt;
 use util::ResultExt;
-use workspace::{ItemHandle, Toast, Workspace, notifications::NotificationId};
-use workspace::{ShowConfiguration, dock::Panel};
+use workspace::{ItemHandle, Toast, Workspace, dock::Panel, notifications::NotificationId};
+use zed_actions::agent::OpenConfiguration;
 
 use crate::AssistantPanel;
 use crate::buffer_codegen::{BufferCodegen, CodegenAlternative, CodegenEvent};
@@ -239,8 +241,8 @@ impl InlineAssistant {
 
         let is_authenticated = || {
             LanguageModelRegistry::read_global(cx)
-                .active_provider()
-                .map_or(false, |provider| provider.is_authenticated(cx))
+                .inline_assistant_model()
+                .map_or(false, |model| model.provider.is_authenticated(cx))
         };
 
         let thread_store = workspace
@@ -254,6 +256,7 @@ impl InlineAssistant {
                         assistant.assist(
                             &active_editor,
                             cx.entity().downgrade(),
+                            workspace.project().downgrade(),
                             thread_store,
                             window,
                             cx,
@@ -265,6 +268,7 @@ impl InlineAssistant {
                         assistant.assist(
                             &active_terminal,
                             cx.entity().downgrade(),
+                            workspace.project().downgrade(),
                             thread_store,
                             window,
                             cx,
@@ -279,8 +283,8 @@ impl InlineAssistant {
             cx.spawn_in(window, async move |_workspace, cx| {
                 let Some(task) = cx.update(|_, cx| {
                     LanguageModelRegistry::read_global(cx)
-                        .active_provider()
-                        .map_or(None, |provider| Some(provider.authenticate(cx)))
+                        .inline_assistant_model()
+                        .map_or(None, |model| Some(model.provider.authenticate(cx)))
                 })?
                 else {
                     let answer = cx
@@ -295,7 +299,7 @@ impl InlineAssistant {
                     if let Some(answer) = answer {
                         if answer == 0 {
                             cx.update(|window, cx| {
-                                window.dispatch_action(Box::new(ShowConfiguration), cx)
+                                window.dispatch_action(Box::new(OpenConfiguration), cx)
                             })
                             .ok();
                         }
@@ -318,6 +322,7 @@ impl InlineAssistant {
         &mut self,
         editor: &Entity<Editor>,
         workspace: WeakEntity<Workspace>,
+        project: WeakEntity<Project>,
         thread_store: Option<WeakEntity<ThreadStore>>,
         window: &mut Window,
         cx: &mut App,
@@ -401,14 +406,14 @@ impl InlineAssistant {
 
             codegen_ranges.push(anchor_range);
 
-            if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
-                self.telemetry.report_assistant_event(AssistantEvent {
+            if let Some(model) = LanguageModelRegistry::read_global(cx).inline_assistant_model() {
+                self.telemetry.report_assistant_event(AssistantEventData {
                     conversation_id: None,
                     kind: AssistantKind::Inline,
                     phase: AssistantPhase::Invoked,
                     message_id: None,
-                    model: model.telemetry_id(),
-                    model_provider: model.provider_id().to_string(),
+                    model: model.model.telemetry_id(),
+                    model_provider: model.provider.id().to_string(),
                     response_latency: None,
                     error_message: None,
                     language_name: buffer.language().map(|language| language.name().to_proto()),
@@ -424,7 +429,8 @@ impl InlineAssistant {
         let mut assist_to_focus = None;
         for range in codegen_ranges {
             let assist_id = self.next_assist_id.post_inc();
-            let context_store = cx.new(|_cx| ContextStore::new(workspace.clone()));
+            let context_store =
+                cx.new(|_cx| ContextStore::new(project.clone(), thread_store.clone()));
             let codegen = cx.new(|cx| {
                 BufferCodegen::new(
                     editor.read(cx).buffer().clone(),
@@ -518,7 +524,7 @@ impl InlineAssistant {
         initial_prompt: String,
         initial_transaction_id: Option<TransactionId>,
         focus: bool,
-        workspace: WeakEntity<Workspace>,
+        workspace: Entity<Workspace>,
         thread_store: Option<WeakEntity<ThreadStore>>,
         window: &mut Window,
         cx: &mut App,
@@ -536,7 +542,8 @@ impl InlineAssistant {
             range.end = range.end.bias_right(&snapshot);
         }
 
-        let context_store = cx.new(|_cx| ContextStore::new(workspace.clone()));
+        let project = workspace.read(cx).project().downgrade();
+        let context_store = cx.new(|_cx| ContextStore::new(project, thread_store.clone()));
 
         let codegen = cx.new(|cx| {
             BufferCodegen::new(
@@ -560,7 +567,7 @@ impl InlineAssistant {
                 codegen.clone(),
                 self.fs.clone(),
                 context_store,
-                workspace.clone(),
+                workspace.downgrade(),
                 thread_store,
                 window,
                 cx,
@@ -587,7 +594,7 @@ impl InlineAssistant {
                 end_block_id,
                 range,
                 codegen.clone(),
-                workspace.clone(),
+                workspace.downgrade(),
                 window,
                 cx,
             ),
@@ -619,14 +626,14 @@ impl InlineAssistant {
             BlockProperties {
                 style: BlockStyle::Sticky,
                 placement: BlockPlacement::Above(range.start),
-                height: prompt_editor_height,
+                height: Some(prompt_editor_height),
                 render: build_assist_editor_renderer(prompt_editor),
                 priority: 0,
             },
             BlockProperties {
                 style: BlockStyle::Sticky,
                 placement: BlockPlacement::Below(range.end),
-                height: 0,
+                height: None,
                 render: Arc::new(|cx| {
                     v_flex()
                         .h_full()
@@ -974,7 +981,7 @@ impl InlineAssistant {
             let active_alternative = assist.codegen.read(cx).active_alternative().clone();
             let message_id = active_alternative.read(cx).message_id.clone();
 
-            if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
+            if let Some(model) = LanguageModelRegistry::read_global(cx).inline_assistant_model() {
                 let language_name = assist.editor.upgrade().and_then(|editor| {
                     let multibuffer = editor.read(cx).buffer().read(cx);
                     let snapshot = multibuffer.snapshot(cx);
@@ -985,7 +992,7 @@ impl InlineAssistant {
                         .map(|language| language.name())
                 });
                 report_assistant_event(
-                    AssistantEvent {
+                    AssistantEventData {
                         conversation_id: None,
                         kind: AssistantKind::Inline,
                         message_id,
@@ -994,15 +1001,15 @@ impl InlineAssistant {
                         } else {
                             AssistantPhase::Accepted
                         },
-                        model: model.telemetry_id(),
-                        model_provider: model.provider_id().to_string(),
+                        model: model.model.telemetry_id(),
+                        model_provider: model.model.provider_id().to_string(),
                         response_latency: None,
                         error_message: None,
                         language_name: language_name.map(|name| name.to_proto()),
                     },
                     Some(self.telemetry.clone()),
                     cx.http_client(),
-                    model.api_key(cx),
+                    model.model.api_key(cx),
                     cx.background_executor(),
                 );
             }
@@ -1215,9 +1222,15 @@ impl InlineAssistant {
             self.prompt_history.pop_front();
         }
 
+        let Some(ConfiguredModel { model, .. }) =
+            LanguageModelRegistry::read_global(cx).inline_assistant_model()
+        else {
+            return;
+        };
+
         assist
             .codegen
-            .update(cx, |codegen, cx| codegen.start(user_prompt, cx))
+            .update(cx, |codegen, cx| codegen.start(model, user_prompt, cx))
             .log_err();
     }
 
@@ -1363,10 +1376,7 @@ impl InlineAssistant {
                     multi_buffer.update(cx, |multi_buffer, cx| {
                         multi_buffer.push_excerpts(
                             old_buffer.clone(),
-                            Some(ExcerptRange {
-                                context: buffer_start..buffer_end,
-                                primary: None,
-                            }),
+                            Some(ExcerptRange::new(buffer_start..buffer_end)),
                             cx,
                         );
                     });
@@ -1393,7 +1403,7 @@ impl InlineAssistant {
                     deleted_lines_editor.update(cx, |editor, cx| editor.max_point(cx).row().0 + 1);
                 new_blocks.push(BlockProperties {
                     placement: BlockPlacement::Above(new_row),
-                    height,
+                    height: Some(height),
                     style: BlockStyle::Flex,
                     render: Arc::new(move |cx| {
                         div()
@@ -1780,6 +1790,7 @@ impl CodeActionProvider for AssistantCodeActionProvider {
         let workspace = self.workspace.clone();
         let thread_store = self.thread_store.clone();
         window.spawn(cx, async move |cx| {
+            let workspace = workspace.upgrade().context("workspace was released")?;
             let editor = editor.upgrade().context("editor was released")?;
             let range = editor
                 .update(cx, |editor, cx| {

crates/agent/src/inline_prompt_editor.rs

@@ -20,7 +20,7 @@ use gpui::{
     Focusable, FontWeight, Subscription, TextStyle, WeakEntity, Window, anchored, deferred, point,
 };
 use language_model::{LanguageModel, LanguageModelRegistry};
-use language_model_selector::ToggleModelSelector;
+use language_model_selector::{ModelType, ToggleModelSelector};
 use parking_lot::Mutex;
 use settings::Settings;
 use std::cmp;
@@ -582,7 +582,7 @@ impl<T: 'static> PromptEditor<T> {
         let disabled = matches!(codegen.status(cx), CodegenStatus::Idle);
 
         let model_registry = LanguageModelRegistry::read_global(cx);
-        let default_model = model_registry.active_model();
+        let default_model = model_registry.default_model().map(|default| default.model);
         let alternative_models = model_registry.inline_alternative_models();
 
         let get_model_name = |index: usize| -> String {
@@ -890,6 +890,7 @@ impl PromptEditor<BufferCodegen> {
                     fs,
                     model_selector_menu_handle,
                     prompt_editor.focus_handle(cx),
+                    ModelType::InlineAssistant,
                     window,
                     cx,
                 )
@@ -1042,6 +1043,7 @@ impl PromptEditor<TerminalCodegen> {
                     fs,
                     model_selector_menu_handle.clone(),
                     prompt_editor.focus_handle(cx),
+                    ModelType::InlineAssistant,
                     window,
                     cx,
                 )

crates/agent/src/profile_selector.rs

@@ -1,12 +1,13 @@
 use std::sync::Arc;
 
-use assistant_settings::{AgentProfile, AssistantSettings};
+use assistant_settings::{AgentProfile, AgentProfileId, AssistantSettings};
 use fs::Fs;
 use gpui::{Action, Entity, FocusHandle, Subscription, WeakEntity, prelude::*};
 use indexmap::IndexMap;
+use language_model::LanguageModelRegistry;
 use settings::{Settings as _, SettingsStore, update_settings_file};
 use ui::{
-    ButtonLike, ContextMenu, ContextMenuEntry, KeyBinding, PopoverMenu, PopoverMenuHandle,
+    ButtonLike, ContextMenu, ContextMenuEntry, KeyBinding, PopoverMenu, PopoverMenuHandle, Tooltip,
     prelude::*,
 };
 use util::ResultExt as _;
@@ -14,7 +15,7 @@ use util::ResultExt as _;
 use crate::{ManageProfiles, ThreadStore, ToggleProfileSelector};
 
 pub struct ProfileSelector {
-    profiles: IndexMap<Arc<str>, AgentProfile>,
+    profiles: IndexMap<AgentProfileId, AgentProfile>,
     fs: Arc<dyn Fs>,
     thread_store: WeakEntity<ThreadStore>,
     focus_handle: FocusHandle,
@@ -85,7 +86,7 @@ impl ProfileSelector {
 
                             thread_store
                                 .update(cx, |this, cx| {
-                                    this.load_profile_by_id(&profile_id, cx);
+                                    this.load_profile_by_id(profile_id.clone(), cx);
                                 })
                                 .log_err();
                         }
@@ -127,7 +128,12 @@ impl Render for ProfileSelector {
             .map(|profile| profile.name.clone())
             .unwrap_or_else(|| "Unknown".into());
 
-        let icon = match profile_id.as_ref() {
+        let model_registry = LanguageModelRegistry::read_global(cx);
+        let supports_tools = model_registry
+            .default_model()
+            .map_or(false, |default| default.model.supports_tools());
+
+        let icon = match profile_id.as_str() {
             "write" => IconName::Pencil,
             "ask" => IconName::MessageBubbles,
             _ => IconName::UserRoundPen,
@@ -139,7 +145,7 @@ impl Render for ProfileSelector {
             .menu(move |window, cx| {
                 Some(this.update(cx, |this, cx| this.build_context_menu(window, cx)))
             })
-            .trigger(
+            .trigger(if supports_tools {
                 ButtonLike::new("profile-selector-button").child(
                     h_flex()
                         .gap_1()
@@ -164,8 +170,19 @@ impl Render for ProfileSelector {
                             )
                             .map(|kb| kb.size(rems_from_px(10.)))
                         })),
-                ),
-            )
+                )
+            } else {
+                ButtonLike::new("tools-not-supported-button")
+                    .disabled(true)
+                    .child(
+                        h_flex().gap_1().child(
+                            Label::new("No Tools")
+                                .size(LabelSize::Small)
+                                .color(Color::Muted),
+                        ),
+                    )
+                    .tooltip(Tooltip::text("The current model does not support tools."))
+            })
             .anchor(gpui::Corner::BottomLeft)
             .with_handle(self.menu_handle.clone())
     }

crates/agent/src/terminal_codegen.rs

@@ -2,9 +2,11 @@ use crate::inline_prompt_editor::CodegenStatus;
 use client::telemetry::Telemetry;
 use futures::{SinkExt, StreamExt, channel::mpsc};
 use gpui::{App, AppContext as _, Context, Entity, EventEmitter, Task};
-use language_model::{LanguageModelRegistry, LanguageModelRequest, report_assistant_event};
+use language_model::{
+    ConfiguredModel, LanguageModelRegistry, LanguageModelRequest, report_assistant_event,
+};
 use std::{sync::Arc, time::Instant};
-use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
+use telemetry_events::{AssistantEventData, AssistantKind, AssistantPhase};
 use terminal::Terminal;
 
 pub struct TerminalCodegen {
@@ -31,7 +33,9 @@ impl TerminalCodegen {
     }
 
     pub fn start(&mut self, prompt: LanguageModelRequest, cx: &mut Context<Self>) {
-        let Some(model) = LanguageModelRegistry::read_global(cx).active_model() else {
+        let Some(ConfiguredModel { model, .. }) =
+            LanguageModelRegistry::read_global(cx).inline_assistant_model()
+        else {
             return;
         };
 
@@ -75,7 +79,7 @@ impl TerminalCodegen {
 
                         let error_message = result.as_ref().err().map(|error| error.to_string());
                         report_assistant_event(
-                            AssistantEvent {
+                            AssistantEventData {
                                 conversation_id: None,
                                 kind: AssistantKind::InlineTerminal,
                                 message_id,

crates/agent/src/terminal_inline_assistant.rs

@@ -13,12 +13,13 @@ use fs::Fs;
 use gpui::{App, Entity, Focusable, Global, Subscription, UpdateGlobal, WeakEntity};
 use language::Buffer;
 use language_model::{
-    LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
-    report_assistant_event,
+    ConfiguredModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage,
+    Role, report_assistant_event,
 };
+use project::Project;
 use prompt_store::PromptBuilder;
 use std::sync::Arc;
-use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
+use telemetry_events::{AssistantEventData, AssistantKind, AssistantPhase};
 use terminal_view::TerminalView;
 use ui::prelude::*;
 use util::ResultExt;
@@ -67,6 +68,7 @@ impl TerminalInlineAssistant {
         &mut self,
         terminal_view: &Entity<TerminalView>,
         workspace: WeakEntity<Workspace>,
+        project: WeakEntity<Project>,
         thread_store: Option<WeakEntity<ThreadStore>>,
         window: &mut Window,
         cx: &mut App,
@@ -75,7 +77,7 @@ impl TerminalInlineAssistant {
         let assist_id = self.next_assist_id.post_inc();
         let prompt_buffer =
             cx.new(|cx| MultiBuffer::singleton(cx.new(|cx| Buffer::local(String::new(), cx)), cx));
-        let context_store = cx.new(|_cx| ContextStore::new(workspace.clone()));
+        let context_store = cx.new(|_cx| ContextStore::new(project, thread_store.clone()));
         let codegen = cx.new(|_| TerminalCodegen::new(terminal, self.telemetry.clone()));
 
         let prompt_editor = cx.new(|cx| {
@@ -259,6 +261,8 @@ impl TerminalInlineAssistant {
         request_message.content.push(prompt.into());
 
         Ok(LanguageModelRequest {
+            thread_id: None,
+            prompt_id: None,
             messages: vec![request_message],
             tools: Vec::new(),
             stop: Vec::new(),
@@ -285,11 +289,13 @@ impl TerminalInlineAssistant {
                 })
                 .log_err();
 
-            if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
+            if let Some(ConfiguredModel { model, .. }) =
+                LanguageModelRegistry::read_global(cx).inline_assistant_model()
+            {
                 let codegen = assist.codegen.read(cx);
                 let executor = cx.background_executor().clone();
                 report_assistant_event(
-                    AssistantEvent {
+                    AssistantEventData {
                         conversation_id: None,
                         kind: AssistantKind::InlineTerminal,
                         message_id: codegen.message_id.clone(),

crates/agent/src/thread_history.rs

@@ -0,0 +1,628 @@
+use std::sync::Arc;
+
+use assistant_context_editor::SavedContextMetadata;
+use editor::{Editor, EditorEvent};
+use fuzzy::{StringMatch, StringMatchCandidate};
+use gpui::{
+    App, Entity, FocusHandle, Focusable, ScrollStrategy, Stateful, Task, UniformListScrollHandle,
+    WeakEntity, Window, uniform_list,
+};
+use time::{OffsetDateTime, UtcOffset};
+use ui::{
+    HighlightedLabel, IconButtonShape, ListItem, ListItemSpacing, Scrollbar, ScrollbarState,
+    Tooltip, prelude::*,
+};
+use util::ResultExt;
+
+use crate::history_store::{HistoryEntry, HistoryStore};
+use crate::thread_store::SerializedThreadMetadata;
+use crate::{AssistantPanel, RemoveSelectedThread};
+
+pub struct ThreadHistory {
+    assistant_panel: WeakEntity<AssistantPanel>,
+    history_store: Entity<HistoryStore>,
+    scroll_handle: UniformListScrollHandle,
+    selected_index: usize,
+    search_query: SharedString,
+    search_editor: Entity<Editor>,
+    all_entries: Arc<Vec<HistoryEntry>>,
+    matches: Vec<StringMatch>,
+    _subscriptions: Vec<gpui::Subscription>,
+    _search_task: Option<Task<()>>,
+    scrollbar_visibility: bool,
+    scrollbar_state: ScrollbarState,
+}
+
+impl ThreadHistory {
+    pub(crate) fn new(
+        assistant_panel: WeakEntity<AssistantPanel>,
+        history_store: Entity<HistoryStore>,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) -> Self {
+        let search_editor = cx.new(|cx| {
+            let mut editor = Editor::single_line(window, cx);
+            editor.set_placeholder_text("Search threads...", cx);
+            editor
+        });
+
+        let search_editor_subscription =
+            cx.subscribe(&search_editor, |this, search_editor, event, cx| {
+                if let EditorEvent::BufferEdited = event {
+                    let query = search_editor.read(cx).text(cx);
+                    this.search_query = query.into();
+                    this.update_search(cx);
+                }
+            });
+
+        let entries: Arc<Vec<_>> = history_store
+            .update(cx, |store, cx| store.entries(cx))
+            .into();
+
+        let history_store_subscription = cx.observe(&history_store, |this, _, cx| {
+            this.update_all_entries(cx);
+        });
+
+        let scroll_handle = UniformListScrollHandle::default();
+        let scrollbar_state = ScrollbarState::new(scroll_handle.clone());
+
+        Self {
+            assistant_panel,
+            history_store,
+            scroll_handle,
+            selected_index: 0,
+            search_query: SharedString::new_static(""),
+            all_entries: entries,
+            matches: Vec::new(),
+            search_editor,
+            _subscriptions: vec![search_editor_subscription, history_store_subscription],
+            _search_task: None,
+            scrollbar_visibility: true,
+            scrollbar_state,
+        }
+    }
+
+    fn update_all_entries(&mut self, cx: &mut Context<Self>) {
+        self.all_entries = self
+            .history_store
+            .update(cx, |store, cx| store.entries(cx))
+            .into();
+        self.matches.clear();
+        self.update_search(cx);
+    }
+
+    fn update_search(&mut self, cx: &mut Context<Self>) {
+        self._search_task.take();
+
+        if self.has_search_query() {
+            self.perform_search(cx);
+        } else {
+            self.matches.clear();
+            self.set_selected_index(0, cx);
+            cx.notify();
+        }
+    }
+
+    fn perform_search(&mut self, cx: &mut Context<Self>) {
+        let query = self.search_query.clone();
+        let all_entries = self.all_entries.clone();
+
+        let task = cx.spawn(async move |this, cx| {
+            let executor = cx.background_executor().clone();
+
+            let matches = cx
+                .background_spawn(async move {
+                    let mut candidates = Vec::with_capacity(all_entries.len());
+
+                    for (idx, entry) in all_entries.iter().enumerate() {
+                        match entry {
+                            HistoryEntry::Thread(thread) => {
+                                candidates.push(StringMatchCandidate::new(idx, &thread.summary));
+                            }
+                            HistoryEntry::Context(context) => {
+                                candidates.push(StringMatchCandidate::new(idx, &context.title));
+                            }
+                        }
+                    }
+
+                    const MAX_MATCHES: usize = 100;
+
+                    fuzzy::match_strings(
+                        &candidates,
+                        &query,
+                        false,
+                        MAX_MATCHES,
+                        &Default::default(),
+                        executor,
+                    )
+                    .await
+                })
+                .await;
+
+            this.update(cx, |this, cx| {
+                this.matches = matches;
+                this.set_selected_index(0, cx);
+                cx.notify();
+            })
+            .log_err();
+        });
+
+        self._search_task = Some(task);
+    }
+
+    fn has_search_query(&self) -> bool {
+        !self.search_query.is_empty()
+    }
+
+    fn matched_count(&self) -> usize {
+        if self.has_search_query() {
+            self.matches.len()
+        } else {
+            self.all_entries.len()
+        }
+    }
+
+    fn get_match(&self, ix: usize) -> Option<&HistoryEntry> {
+        if self.has_search_query() {
+            self.matches
+                .get(ix)
+                .and_then(|m| self.all_entries.get(m.candidate_id))
+        } else {
+            self.all_entries.get(ix)
+        }
+    }
+
+    pub fn select_previous(
+        &mut self,
+        _: &menu::SelectPrevious,
+        _window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        let count = self.matched_count();
+        if count > 0 {
+            if self.selected_index == 0 {
+                self.set_selected_index(count - 1, cx);
+            } else {
+                self.set_selected_index(self.selected_index - 1, cx);
+            }
+        }
+    }
+
+    pub fn select_next(
+        &mut self,
+        _: &menu::SelectNext,
+        _window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        let count = self.matched_count();
+        if count > 0 {
+            if self.selected_index == count - 1 {
+                self.set_selected_index(0, cx);
+            } else {
+                self.set_selected_index(self.selected_index + 1, cx);
+            }
+        }
+    }
+
+    fn select_first(
+        &mut self,
+        _: &menu::SelectFirst,
+        _window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        let count = self.matched_count();
+        if count > 0 {
+            self.set_selected_index(0, cx);
+        }
+    }
+
+    fn select_last(&mut self, _: &menu::SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
+        let count = self.matched_count();
+        if count > 0 {
+            self.set_selected_index(count - 1, cx);
+        }
+    }
+
+    fn set_selected_index(&mut self, index: usize, cx: &mut Context<Self>) {
+        self.selected_index = index;
+        self.scroll_handle
+            .scroll_to_item(index, ScrollStrategy::Top);
+        cx.notify();
+    }
+
+    fn render_scrollbar(&self, cx: &mut Context<Self>) -> Option<Stateful<Div>> {
+        if !(self.scrollbar_visibility || self.scrollbar_state.is_dragging()) {
+            return None;
+        }
+
+        Some(
+            div()
+                .occlude()
+                .id("thread-history-scroll")
+                .h_full()
+                .bg(cx.theme().colors().panel_background.opacity(0.8))
+                .border_l_1()
+                .border_color(cx.theme().colors().border_variant)
+                .absolute()
+                .right_1()
+                .top_0()
+                .bottom_0()
+                .w_4()
+                .pl_1()
+                .cursor_default()
+                .on_mouse_move(cx.listener(|_, _, _window, cx| {
+                    cx.notify();
+                    cx.stop_propagation()
+                }))
+                .on_hover(|_, _window, cx| {
+                    cx.stop_propagation();
+                })
+                .on_any_mouse_down(|_, _window, cx| {
+                    cx.stop_propagation();
+                })
+                .on_scroll_wheel(cx.listener(|_, _, _window, cx| {
+                    cx.notify();
+                }))
+                .children(Scrollbar::vertical(self.scrollbar_state.clone())),
+        )
+    }
+
+    fn confirm(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
+        if let Some(entry) = self.get_match(self.selected_index) {
+            let task_result = match entry {
+                HistoryEntry::Thread(thread) => self
+                    .assistant_panel
+                    .update(cx, move |this, cx| this.open_thread(&thread.id, window, cx)),
+                HistoryEntry::Context(context) => {
+                    self.assistant_panel.update(cx, move |this, cx| {
+                        this.open_saved_prompt_editor(context.path.clone(), window, cx)
+                    })
+                }
+            };
+
+            if let Some(task) = task_result.log_err() {
+                task.detach_and_log_err(cx);
+            };
+
+            cx.notify();
+        }
+    }
+
+    fn remove_selected_thread(
+        &mut self,
+        _: &RemoveSelectedThread,
+        _window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        if let Some(entry) = self.get_match(self.selected_index) {
+            let task_result = match entry {
+                HistoryEntry::Thread(thread) => self
+                    .assistant_panel
+                    .update(cx, |this, cx| this.delete_thread(&thread.id, cx)),
+                HistoryEntry::Context(context) => self
+                    .assistant_panel
+                    .update(cx, |this, cx| this.delete_context(context.path.clone(), cx)),
+            };
+
+            if let Some(task) = task_result.log_err() {
+                task.detach_and_log_err(cx);
+            };
+
+            cx.notify();
+        }
+    }
+}
+
+impl Focusable for ThreadHistory {
+    fn focus_handle(&self, cx: &App) -> FocusHandle {
+        self.search_editor.focus_handle(cx)
+    }
+}
+
+impl Render for ThreadHistory {
+    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
+        let selected_index = self.selected_index;
+
+        v_flex()
+            .key_context("ThreadHistory")
+            .size_full()
+            .on_action(cx.listener(Self::select_previous))
+            .on_action(cx.listener(Self::select_next))
+            .on_action(cx.listener(Self::select_first))
+            .on_action(cx.listener(Self::select_last))
+            .on_action(cx.listener(Self::confirm))
+            .on_action(cx.listener(Self::remove_selected_thread))
+            .when(!self.all_entries.is_empty(), |parent| {
+                parent.child(
+                    h_flex()
+                        .h(px(41.)) // Match the toolbar perfectly
+                        .w_full()
+                        .py_1()
+                        .px_2()
+                        .gap_2()
+                        .justify_between()
+                        .border_b_1()
+                        .border_color(cx.theme().colors().border)
+                        .child(
+                            Icon::new(IconName::MagnifyingGlass)
+                                .color(Color::Muted)
+                                .size(IconSize::Small),
+                        )
+                        .child(self.search_editor.clone()),
+                )
+            })
+            .child({
+                let view = v_flex()
+                    .id("list-container")
+                    .relative()
+                    .overflow_hidden()
+                    .flex_grow();
+
+                if self.all_entries.is_empty() {
+                    view.justify_center()
+                        .child(
+                            h_flex().w_full().justify_center().child(
+                                Label::new("You don't have any past threads yet.")
+                                    .size(LabelSize::Small),
+                            ),
+                        )
+                } else if self.has_search_query() && self.matches.is_empty() {
+                    view.justify_center().child(
+                        h_flex().w_full().justify_center().child(
+                            Label::new("No threads match your search.").size(LabelSize::Small),
+                        ),
+                    )
+                } else {
+                    view.pr_5()
+                        .child(
+                            uniform_list(
+                                cx.entity().clone(),
+                                "thread-history",
+                                self.matched_count(),
+                                move |history, range, _window, _cx| {
+                                    let range_start = range.start;
+                                    let assistant_panel = history.assistant_panel.clone();
+
+                                    let render_item = |index: usize,
+                                                       entry: &HistoryEntry,
+                                                       highlight_positions: Vec<usize>|
+                                     -> Div {
+                                        h_flex().w_full().pb_1().child(match entry {
+                                            HistoryEntry::Thread(thread) => PastThread::new(
+                                                thread.clone(),
+                                                assistant_panel.clone(),
+                                                selected_index == index + range_start,
+                                                highlight_positions,
+                                            )
+                                            .into_any_element(),
+                                            HistoryEntry::Context(context) => PastContext::new(
+                                                context.clone(),
+                                                assistant_panel.clone(),
+                                                selected_index == index + range_start,
+                                                highlight_positions,
+                                            )
+                                            .into_any_element(),
+                                        })
+                                    };
+
+                                    if history.has_search_query() {
+                                        history.matches[range]
+                                            .iter()
+                                            .enumerate()
+                                            .filter_map(|(index, m)| {
+                                                history.all_entries.get(m.candidate_id).map(
+                                                    |entry| {
+                                                        render_item(
+                                                            index,
+                                                            entry,
+                                                            m.positions.clone(),
+                                                        )
+                                                    },
+                                                )
+                                            })
+                                            .collect()
+                                    } else {
+                                        history.all_entries[range]
+                                            .iter()
+                                            .enumerate()
+                                            .map(|(index, entry)| render_item(index, entry, vec![]))
+                                            .collect()
+                                    }
+                                },
+                            )
+                            .p_1()
+                            .track_scroll(self.scroll_handle.clone())
+                            .flex_grow(),
+                        )
+                        .when_some(self.render_scrollbar(cx), |div, scrollbar| {
+                            div.child(scrollbar)
+                        })
+                }
+            })
+    }
+}
+
+#[derive(IntoElement)]
+pub struct PastThread {
+    thread: SerializedThreadMetadata,
+    assistant_panel: WeakEntity<AssistantPanel>,
+    selected: bool,
+    highlight_positions: Vec<usize>,
+}
+
+impl PastThread {
+    pub fn new(
+        thread: SerializedThreadMetadata,
+        assistant_panel: WeakEntity<AssistantPanel>,
+        selected: bool,
+        highlight_positions: Vec<usize>,
+    ) -> Self {
+        Self {
+            thread,
+            assistant_panel,
+            selected,
+            highlight_positions,
+        }
+    }
+}
+
+impl RenderOnce for PastThread {
+    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
+        let summary = self.thread.summary;
+
+        let thread_timestamp = time_format::format_localized_timestamp(
+            OffsetDateTime::from_unix_timestamp(self.thread.updated_at.timestamp()).unwrap(),
+            OffsetDateTime::now_utc(),
+            self.assistant_panel
+                .update(cx, |this, _cx| this.local_timezone())
+                .unwrap_or(UtcOffset::UTC),
+            time_format::TimestampFormat::EnhancedAbsolute,
+        );
+
+        ListItem::new(SharedString::from(self.thread.id.to_string()))
+            .rounded()
+            .toggle_state(self.selected)
+            .spacing(ListItemSpacing::Sparse)
+            .start_slot(
+                div().max_w_4_5().child(
+                    HighlightedLabel::new(summary, self.highlight_positions)
+                        .size(LabelSize::Small)
+                        .truncate(),
+                ),
+            )
+            .end_slot(
+                h_flex()
+                    .gap_1p5()
+                    .child(
+                        Label::new(thread_timestamp)
+                            .color(Color::Muted)
+                            .size(LabelSize::XSmall),
+                    )
+                    .child(
+                        IconButton::new("delete", IconName::TrashAlt)
+                            .shape(IconButtonShape::Square)
+                            .icon_size(IconSize::XSmall)
+                            .icon_color(Color::Muted)
+                            .tooltip(move |window, cx| {
+                                Tooltip::for_action("Delete", &RemoveSelectedThread, window, cx)
+                            })
+                            .on_click({
+                                let assistant_panel = self.assistant_panel.clone();
+                                let id = self.thread.id.clone();
+                                move |_event, _window, cx| {
+                                    assistant_panel
+                                        .update(cx, |this, cx| {
+                                            this.delete_thread(&id, cx).detach_and_log_err(cx);
+                                        })
+                                        .ok();
+                                }
+                            }),
+                    ),
+            )
+            .on_click({
+                let assistant_panel = self.assistant_panel.clone();
+                let id = self.thread.id.clone();
+                move |_event, window, cx| {
+                    assistant_panel
+                        .update(cx, |this, cx| {
+                            this.open_thread(&id, window, cx).detach_and_log_err(cx);
+                        })
+                        .ok();
+                }
+            })
+    }
+}
+
+#[derive(IntoElement)]
+pub struct PastContext {
+    context: SavedContextMetadata,
+    assistant_panel: WeakEntity<AssistantPanel>,
+    selected: bool,
+    highlight_positions: Vec<usize>,
+}
+
+impl PastContext {
+    pub fn new(
+        context: SavedContextMetadata,
+        assistant_panel: WeakEntity<AssistantPanel>,
+        selected: bool,
+        highlight_positions: Vec<usize>,
+    ) -> Self {
+        Self {
+            context,
+            assistant_panel,
+            selected,
+            highlight_positions,
+        }
+    }
+}
+
+impl RenderOnce for PastContext {
+    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
+        let summary = self.context.title;
+        let context_timestamp = time_format::format_localized_timestamp(
+            OffsetDateTime::from_unix_timestamp(self.context.mtime.timestamp()).unwrap(),
+            OffsetDateTime::now_utc(),
+            self.assistant_panel
+                .update(cx, |this, _cx| this.local_timezone())
+                .unwrap_or(UtcOffset::UTC),
+            time_format::TimestampFormat::EnhancedAbsolute,
+        );
+
+        ListItem::new(SharedString::from(
+            self.context.path.to_string_lossy().to_string(),
+        ))
+        .rounded()
+        .toggle_state(self.selected)
+        .spacing(ListItemSpacing::Sparse)
+        .start_slot(
+            div().max_w_4_5().child(
+                HighlightedLabel::new(summary, self.highlight_positions)
+                    .size(LabelSize::Small)
+                    .truncate(),
+            ),
+        )
+        .end_slot(
+            h_flex()
+                .gap_1p5()
+                .child(
+                    Label::new(context_timestamp)
+                        .color(Color::Muted)
+                        .size(LabelSize::XSmall),
+                )
+                .child(
+                    IconButton::new("delete", IconName::TrashAlt)
+                        .shape(IconButtonShape::Square)
+                        .icon_size(IconSize::XSmall)
+                        .icon_color(Color::Muted)
+                        .tooltip(move |window, cx| {
+                            Tooltip::for_action("Delete", &RemoveSelectedThread, window, cx)
+                        })
+                        .on_click({
+                            let assistant_panel = self.assistant_panel.clone();
+                            let path = self.context.path.clone();
+                            move |_event, _window, cx| {
+                                assistant_panel
+                                    .update(cx, |this, cx| {
+                                        this.delete_context(path.clone(), cx)
+                                            .detach_and_log_err(cx);
+                                    })
+                                    .ok();
+                            }
+                        }),
+                ),
+        )
+        .on_click({
+            let assistant_panel = self.assistant_panel.clone();
+            let path = self.context.path.clone();
+            move |_event, window, cx| {
+                assistant_panel
+                    .update(cx, |this, cx| {
+                        this.open_saved_prompt_editor(path.clone(), window, cx)
+                            .detach_and_log_err(cx);
+                    })
+                    .ok();
+            }
+        })
+    }
+}

crates/agent/src/thread_store.rs

@@ -0,0 +1,892 @@
+use std::borrow::Cow;
+use std::cell::{Ref, RefCell};
+use std::path::{Path, PathBuf};
+use std::rc::Rc;
+use std::sync::Arc;
+
+use anyhow::{Context as _, Result, anyhow};
+use assistant_settings::{AgentProfile, AgentProfileId, AssistantSettings};
+use assistant_tool::{ToolId, ToolSource, ToolWorkingSet};
+use chrono::{DateTime, Utc};
+use collections::HashMap;
+use context_server::manager::ContextServerManager;
+use context_server::{ContextServerFactoryRegistry, ContextServerTool};
+use fs::Fs;
+use futures::channel::{mpsc, oneshot};
+use futures::future::{self, BoxFuture, Shared};
+use futures::{FutureExt as _, StreamExt as _};
+use gpui::{
+    App, BackgroundExecutor, Context, Entity, EventEmitter, Global, ReadGlobal, SharedString,
+    Subscription, Task, prelude::*,
+};
+use heed::Database;
+use heed::types::SerdeBincode;
+use language_model::{LanguageModelToolUseId, Role, TokenUsage};
+use project::{Project, Worktree};
+use prompt_store::{
+    ProjectContext, PromptBuilder, PromptId, PromptMetadata, PromptStore, PromptsUpdatedEvent,
+    RulesFileContext, UserPromptId, UserRulesContext, WorktreeContext,
+};
+use serde::{Deserialize, Serialize};
+use settings::{Settings as _, SettingsStore};
+use util::ResultExt as _;
+
+use crate::thread::{
+    DetailedSummaryState, ExceededWindowError, MessageId, ProjectSnapshot, Thread, ThreadId,
+};
+
+const RULES_FILE_NAMES: [&'static str; 6] = [
+    ".rules",
+    ".cursorrules",
+    ".windsurfrules",
+    ".clinerules",
+    ".github/copilot-instructions.md",
+    "CLAUDE.md",
+];
+
+pub fn init(cx: &mut App) {
+    ThreadsDatabase::init(cx);
+}
+
+/// A system prompt shared by all threads created by this ThreadStore
+#[derive(Clone, Default)]
+pub struct SharedProjectContext(Rc<RefCell<Option<ProjectContext>>>);
+
+impl SharedProjectContext {
+    pub fn borrow(&self) -> Ref<Option<ProjectContext>> {
+        self.0.borrow()
+    }
+}
+
+pub struct ThreadStore {
+    project: Entity<Project>,
+    tools: Entity<ToolWorkingSet>,
+    prompt_builder: Arc<PromptBuilder>,
+    prompt_store: Option<Entity<PromptStore>>,
+    context_server_manager: Entity<ContextServerManager>,
+    context_server_tool_ids: HashMap<Arc<str>, Vec<ToolId>>,
+    threads: Vec<SerializedThreadMetadata>,
+    project_context: SharedProjectContext,
+    reload_system_prompt_tx: mpsc::Sender<()>,
+    _reload_system_prompt_task: Task<()>,
+    _subscriptions: Vec<Subscription>,
+}
+
+pub struct RulesLoadingError {
+    pub message: SharedString,
+}
+
+impl EventEmitter<RulesLoadingError> for ThreadStore {}
+
+impl ThreadStore {
+    pub fn load(
+        project: Entity<Project>,
+        tools: Entity<ToolWorkingSet>,
+        prompt_builder: Arc<PromptBuilder>,
+        cx: &mut App,
+    ) -> Task<Result<Entity<Self>>> {
+        let prompt_store = PromptStore::global(cx);
+        cx.spawn(async move |cx| {
+            let prompt_store = prompt_store.await.ok();
+            let (thread_store, ready_rx) = cx.update(|cx| {
+                let mut option_ready_rx = None;
+                let thread_store = cx.new(|cx| {
+                    let (thread_store, ready_rx) =
+                        Self::new(project, tools, prompt_builder, prompt_store, cx);
+                    option_ready_rx = Some(ready_rx);
+                    thread_store
+                });
+                (thread_store, option_ready_rx.take().unwrap())
+            })?;
+            ready_rx.await?;
+            Ok(thread_store)
+        })
+    }
+
+    fn new(
+        project: Entity<Project>,
+        tools: Entity<ToolWorkingSet>,
+        prompt_builder: Arc<PromptBuilder>,
+        prompt_store: Option<Entity<PromptStore>>,
+        cx: &mut Context<Self>,
+    ) -> (Self, oneshot::Receiver<()>) {
+        let context_server_factory_registry = ContextServerFactoryRegistry::default_global(cx);
+        let context_server_manager = cx.new(|cx| {
+            ContextServerManager::new(context_server_factory_registry, project.clone(), cx)
+        });
+
+        let mut subscriptions = vec![
+            cx.observe_global::<SettingsStore>(move |this: &mut Self, cx| {
+                this.load_default_profile(cx);
+            }),
+            cx.subscribe(&project, Self::handle_project_event),
+        ];
+
+        if let Some(prompt_store) = prompt_store.as_ref() {
+            subscriptions.push(cx.subscribe(
+                prompt_store,
+                |this, _prompt_store, PromptsUpdatedEvent, _cx| {
+                    this.enqueue_system_prompt_reload();
+                },
+            ))
+        }
+
+        // This channel and task prevent concurrent and redundant loading of the system prompt.
+        let (reload_system_prompt_tx, mut reload_system_prompt_rx) = mpsc::channel(1);
+        let (ready_tx, ready_rx) = oneshot::channel();
+        let mut ready_tx = Some(ready_tx);
+        let reload_system_prompt_task = cx.spawn({
+            let prompt_store = prompt_store.clone();
+            async move |thread_store, cx| {
+                loop {
+                    let Some(reload_task) = thread_store
+                        .update(cx, |thread_store, cx| {
+                            thread_store.reload_system_prompt(prompt_store.clone(), cx)
+                        })
+                        .ok()
+                    else {
+                        return;
+                    };
+                    reload_task.await;
+                    if let Some(ready_tx) = ready_tx.take() {
+                        ready_tx.send(()).ok();
+                    }
+                    reload_system_prompt_rx.next().await;
+                }
+            }
+        });
+
+        let this = Self {
+            project,
+            tools,
+            prompt_builder,
+            prompt_store,
+            context_server_manager,
+            context_server_tool_ids: HashMap::default(),
+            threads: Vec::new(),
+            project_context: SharedProjectContext::default(),
+            reload_system_prompt_tx,
+            _reload_system_prompt_task: reload_system_prompt_task,
+            _subscriptions: subscriptions,
+        };
+        this.load_default_profile(cx);
+        this.register_context_server_handlers(cx);
+        this.reload(cx).detach_and_log_err(cx);
+        (this, ready_rx)
+    }
+
+    fn handle_project_event(
+        &mut self,
+        _project: Entity<Project>,
+        event: &project::Event,
+        _cx: &mut Context<Self>,
+    ) {
+        match event {
+            project::Event::WorktreeAdded(_) | project::Event::WorktreeRemoved(_) => {
+                self.enqueue_system_prompt_reload();
+            }
+            project::Event::WorktreeUpdatedEntries(_, items) => {
+                if items.iter().any(|(path, _, _)| {
+                    RULES_FILE_NAMES
+                        .iter()
+                        .any(|name| path.as_ref() == Path::new(name))
+                }) {
+                    self.enqueue_system_prompt_reload();
+                }
+            }
+            _ => {}
+        }
+    }
+
+    fn enqueue_system_prompt_reload(&mut self) {
+        self.reload_system_prompt_tx.try_send(()).ok();
+    }
+
+    // Note that this should only be called from `reload_system_prompt_task`.
+    fn reload_system_prompt(
+        &self,
+        prompt_store: Option<Entity<PromptStore>>,
+        cx: &mut Context<Self>,
+    ) -> Task<()> {
+        let project = self.project.read(cx);
+        let worktree_tasks = project
+            .visible_worktrees(cx)
+            .map(|worktree| {
+                Self::load_worktree_info_for_system_prompt(
+                    project.fs().clone(),
+                    worktree.read(cx),
+                    cx,
+                )
+            })
+            .collect::<Vec<_>>();
+        let default_user_rules_task = match prompt_store {
+            None => Task::ready(vec![]),
+            Some(prompt_store) => prompt_store.read_with(cx, |prompt_store, cx| {
+                let prompts = prompt_store.default_prompt_metadata();
+                let load_tasks = prompts.into_iter().map(|prompt_metadata| {
+                    let contents = prompt_store.load(prompt_metadata.id, cx);
+                    async move { (contents.await, prompt_metadata) }
+                });
+                cx.background_spawn(future::join_all(load_tasks))
+            }),
+        };
+
+        cx.spawn(async move |this, cx| {
+            let (worktrees, default_user_rules) =
+                future::join(future::join_all(worktree_tasks), default_user_rules_task).await;
+
+            let worktrees = worktrees
+                .into_iter()
+                .map(|(worktree, rules_error)| {
+                    if let Some(rules_error) = rules_error {
+                        this.update(cx, |_, cx| cx.emit(rules_error)).ok();
+                    }
+                    worktree
+                })
+                .collect::<Vec<_>>();
+
+            let default_user_rules = default_user_rules
+                .into_iter()
+                .flat_map(|(contents, prompt_metadata)| match contents {
+                    Ok(contents) => Some(UserRulesContext {
+                        uuid: match prompt_metadata.id {
+                            PromptId::User { uuid } => uuid,
+                            PromptId::EditWorkflow => return None,
+                        },
+                        title: prompt_metadata.title.map(|title| title.to_string()),
+                        contents,
+                    }),
+                    Err(err) => {
+                        this.update(cx, |_, cx| {
+                            cx.emit(RulesLoadingError {
+                                message: format!("{err:?}").into(),
+                            });
+                        })
+                        .ok();
+                        None
+                    }
+                })
+                .collect::<Vec<_>>();
+
+            this.update(cx, |this, _cx| {
+                *this.project_context.0.borrow_mut() =
+                    Some(ProjectContext::new(worktrees, default_user_rules));
+            })
+            .ok();
+        })
+    }
+
+    fn load_worktree_info_for_system_prompt(
+        fs: Arc<dyn Fs>,
+        worktree: &Worktree,
+        cx: &App,
+    ) -> Task<(WorktreeContext, Option<RulesLoadingError>)> {
+        let root_name = worktree.root_name().into();
+
+        let rules_task = Self::load_worktree_rules_file(fs, worktree, cx);
+        let Some(rules_task) = rules_task else {
+            return Task::ready((
+                WorktreeContext {
+                    root_name,
+                    rules_file: None,
+                },
+                None,
+            ));
+        };
+
+        cx.spawn(async move |_| {
+            let (rules_file, rules_file_error) = match rules_task.await {
+                Ok(rules_file) => (Some(rules_file), None),
+                Err(err) => (
+                    None,
+                    Some(RulesLoadingError {
+                        message: format!("{err}").into(),
+                    }),
+                ),
+            };
+            let worktree_info = WorktreeContext {
+                root_name,
+                rules_file,
+            };
+            (worktree_info, rules_file_error)
+        })
+    }
+
+    fn load_worktree_rules_file(
+        fs: Arc<dyn Fs>,
+        worktree: &Worktree,
+        cx: &App,
+    ) -> Option<Task<Result<RulesFileContext>>> {
+        let selected_rules_file = RULES_FILE_NAMES
+            .into_iter()
+            .filter_map(|name| {
+                worktree
+                    .entry_for_path(name)
+                    .filter(|entry| entry.is_file())
+                    .map(|entry| (entry.path.clone(), worktree.absolutize(&entry.path)))
+            })
+            .next();
+
+        // Note that Cline supports `.clinerules` being a directory, but that is not currently
+        // supported. This doesn't seem to occur often in GitHub repositories.
+        selected_rules_file.map(|(path_in_worktree, abs_path)| {
+            let fs = fs.clone();
+            cx.background_spawn(async move {
+                let abs_path = abs_path?;
+                let text = fs.load(&abs_path).await.with_context(|| {
+                    format!("Failed to load assistant rules file {:?}", abs_path)
+                })?;
+                anyhow::Ok(RulesFileContext {
+                    path_in_worktree,
+                    abs_path: abs_path.into(),
+                    text: text.trim().to_string(),
+                })
+            })
+        })
+    }
+
+    pub fn context_server_manager(&self) -> Entity<ContextServerManager> {
+        self.context_server_manager.clone()
+    }
+
+    pub fn prompt_store(&self) -> Option<Entity<PromptStore>> {
+        self.prompt_store.clone()
+    }
+
+    pub fn load_rules(
+        &self,
+        prompt_id: UserPromptId,
+        cx: &App,
+    ) -> Task<Result<(PromptMetadata, String)>> {
+        let prompt_id = PromptId::User { uuid: prompt_id };
+        let Some(prompt_store) = self.prompt_store.as_ref() else {
+            return Task::ready(Err(anyhow!("Prompt store unexpectedly missing.")));
+        };
+        let prompt_store = prompt_store.read(cx);
+        let Some(metadata) = prompt_store.metadata(prompt_id) else {
+            return Task::ready(Err(anyhow!("User rules not found in library.")));
+        };
+        let text_task = prompt_store.load(prompt_id, cx);
+        cx.background_spawn(async move { Ok((metadata, text_task.await?)) })
+    }
+
+    pub fn tools(&self) -> Entity<ToolWorkingSet> {
+        self.tools.clone()
+    }
+
+    /// Returns the number of threads.
+    pub fn thread_count(&self) -> usize {
+        self.threads.len()
+    }
+
+    pub fn threads(&self) -> Vec<SerializedThreadMetadata> {
+        let mut threads = self.threads.iter().cloned().collect::<Vec<_>>();
+        threads.sort_unstable_by_key(|thread| std::cmp::Reverse(thread.updated_at));
+        threads
+    }
+
+    pub fn recent_threads(&self, limit: usize) -> Vec<SerializedThreadMetadata> {
+        self.threads().into_iter().take(limit).collect()
+    }
+
+    pub fn create_thread(&mut self, cx: &mut Context<Self>) -> Entity<Thread> {
+        cx.new(|cx| {
+            Thread::new(
+                self.project.clone(),
+                self.tools.clone(),
+                self.prompt_builder.clone(),
+                self.project_context.clone(),
+                cx,
+            )
+        })
+    }
+
+    pub fn open_thread(
+        &self,
+        id: &ThreadId,
+        cx: &mut Context<Self>,
+    ) -> Task<Result<Entity<Thread>>> {
+        let id = id.clone();
+        let database_future = ThreadsDatabase::global_future(cx);
+        cx.spawn(async move |this, cx| {
+            let database = database_future.await.map_err(|err| anyhow!(err))?;
+            let thread = database
+                .try_find_thread(id.clone())
+                .await?
+                .ok_or_else(|| anyhow!("no thread found with ID: {id:?}"))?;
+
+            let thread = this.update(cx, |this, cx| {
+                cx.new(|cx| {
+                    Thread::deserialize(
+                        id.clone(),
+                        thread,
+                        this.project.clone(),
+                        this.tools.clone(),
+                        this.prompt_builder.clone(),
+                        this.project_context.clone(),
+                        cx,
+                    )
+                })
+            })?;
+
+            Ok(thread)
+        })
+    }
+
+    pub fn save_thread(&self, thread: &Entity<Thread>, cx: &mut Context<Self>) -> Task<Result<()>> {
+        let (metadata, serialized_thread) =
+            thread.update(cx, |thread, cx| (thread.id().clone(), thread.serialize(cx)));
+
+        let database_future = ThreadsDatabase::global_future(cx);
+        cx.spawn(async move |this, cx| {
+            let serialized_thread = serialized_thread.await?;
+            let database = database_future.await.map_err(|err| anyhow!(err))?;
+            database.save_thread(metadata, serialized_thread).await?;
+
+            this.update(cx, |this, cx| this.reload(cx))?.await
+        })
+    }
+
+    pub fn delete_thread(&mut self, id: &ThreadId, cx: &mut Context<Self>) -> Task<Result<()>> {
+        let id = id.clone();
+        let database_future = ThreadsDatabase::global_future(cx);
+        cx.spawn(async move |this, cx| {
+            let database = database_future.await.map_err(|err| anyhow!(err))?;
+            database.delete_thread(id.clone()).await?;
+
+            this.update(cx, |this, cx| {
+                this.threads.retain(|thread| thread.id != id);
+                cx.notify();
+            })
+        })
+    }
+
+    pub fn reload(&self, cx: &mut Context<Self>) -> Task<Result<()>> {
+        let database_future = ThreadsDatabase::global_future(cx);
+        cx.spawn(async move |this, cx| {
+            let threads = database_future
+                .await
+                .map_err(|err| anyhow!(err))?
+                .list_threads()
+                .await?;
+
+            this.update(cx, |this, cx| {
+                this.threads = threads;
+                cx.notify();
+            })
+        })
+    }
+
+    fn load_default_profile(&self, cx: &mut Context<Self>) {
+        let assistant_settings = AssistantSettings::get_global(cx);
+
+        self.load_profile_by_id(assistant_settings.default_profile.clone(), cx);
+    }
+
+    pub fn load_profile_by_id(&self, profile_id: AgentProfileId, cx: &mut Context<Self>) {
+        let assistant_settings = AssistantSettings::get_global(cx);
+
+        if let Some(profile) = assistant_settings.profiles.get(&profile_id) {
+            self.load_profile(profile.clone(), cx);
+        }
+    }
+
+    pub fn load_profile(&self, profile: AgentProfile, cx: &mut Context<Self>) {
+        self.tools.update(cx, |tools, cx| {
+            tools.disable_all_tools(cx);
+            tools.enable(
+                ToolSource::Native,
+                &profile
+                    .tools
+                    .iter()
+                    .filter_map(|(tool, enabled)| enabled.then(|| tool.clone()))
+                    .collect::<Vec<_>>(),
+                cx,
+            );
+        });
+
+        if profile.enable_all_context_servers {
+            for context_server in self.context_server_manager.read(cx).all_servers() {
+                self.tools.update(cx, |tools, cx| {
+                    tools.enable_source(
+                        ToolSource::ContextServer {
+                            id: context_server.id().into(),
+                        },
+                        cx,
+                    );
+                });
+            }
+        } else {
+            for (context_server_id, preset) in &profile.context_servers {
+                self.tools.update(cx, |tools, cx| {
+                    tools.enable(
+                        ToolSource::ContextServer {
+                            id: context_server_id.clone().into(),
+                        },
+                        &preset
+                            .tools
+                            .iter()
+                            .filter_map(|(tool, enabled)| enabled.then(|| tool.clone()))
+                            .collect::<Vec<_>>(),
+                        cx,
+                    )
+                })
+            }
+        }
+    }
+
+    fn register_context_server_handlers(&self, cx: &mut Context<Self>) {
+        cx.subscribe(
+            &self.context_server_manager.clone(),
+            Self::handle_context_server_event,
+        )
+        .detach();
+    }
+
+    fn handle_context_server_event(
+        &mut self,
+        context_server_manager: Entity<ContextServerManager>,
+        event: &context_server::manager::Event,
+        cx: &mut Context<Self>,
+    ) {
+        let tool_working_set = self.tools.clone();
+        match event {
+            context_server::manager::Event::ServerStarted { server_id } => {
+                if let Some(server) = context_server_manager.read(cx).get_server(server_id) {
+                    let context_server_manager = context_server_manager.clone();
+                    cx.spawn({
+                        let server = server.clone();
+                        let server_id = server_id.clone();
+                        async move |this, cx| {
+                            let Some(protocol) = server.client() else {
+                                return;
+                            };
+
+                            if protocol.capable(context_server::protocol::ServerCapability::Tools) {
+                                if let Some(tools) = protocol.list_tools().await.log_err() {
+                                    let tool_ids = tool_working_set
+                                        .update(cx, |tool_working_set, _| {
+                                            tools
+                                                .tools
+                                                .into_iter()
+                                                .map(|tool| {
+                                                    log::info!(
+                                                        "registering context server tool: {:?}",
+                                                        tool.name
+                                                    );
+                                                    tool_working_set.insert(Arc::new(
+                                                        ContextServerTool::new(
+                                                            context_server_manager.clone(),
+                                                            server.id(),
+                                                            tool,
+                                                        ),
+                                                    ))
+                                                })
+                                                .collect::<Vec<_>>()
+                                        })
+                                        .log_err();
+
+                                    if let Some(tool_ids) = tool_ids {
+                                        this.update(cx, |this, cx| {
+                                            this.context_server_tool_ids
+                                                .insert(server_id, tool_ids);
+                                            this.load_default_profile(cx);
+                                        })
+                                        .log_err();
+                                    }
+                                }
+                            }
+                        }
+                    })
+                    .detach();
+                }
+            }
+            context_server::manager::Event::ServerStopped { server_id } => {
+                if let Some(tool_ids) = self.context_server_tool_ids.remove(server_id) {
+                    tool_working_set.update(cx, |tool_working_set, _| {
+                        tool_working_set.remove(&tool_ids);
+                    });
+                    self.load_default_profile(cx);
+                }
+            }
+        }
+    }
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct SerializedThreadMetadata {
+    pub id: ThreadId,
+    pub summary: SharedString,
+    pub updated_at: DateTime<Utc>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct SerializedThread {
+    pub version: String,
+    pub summary: SharedString,
+    pub updated_at: DateTime<Utc>,
+    pub messages: Vec<SerializedMessage>,
+    #[serde(default)]
+    pub initial_project_snapshot: Option<Arc<ProjectSnapshot>>,
+    #[serde(default)]
+    pub cumulative_token_usage: TokenUsage,
+    #[serde(default)]
+    pub request_token_usage: Vec<TokenUsage>,
+    #[serde(default)]
+    pub detailed_summary_state: DetailedSummaryState,
+    #[serde(default)]
+    pub exceeded_window_error: Option<ExceededWindowError>,
+}
+
+impl SerializedThread {
+    pub const VERSION: &'static str = "0.1.0";
+
+    pub fn from_json(json: &[u8]) -> Result<Self> {
+        let saved_thread_json = serde_json::from_slice::<serde_json::Value>(json)?;
+        match saved_thread_json.get("version") {
+            Some(serde_json::Value::String(version)) => match version.as_str() {
+                SerializedThread::VERSION => Ok(serde_json::from_value::<SerializedThread>(
+                    saved_thread_json,
+                )?),
+                _ => Err(anyhow!(
+                    "unrecognized serialized thread version: {}",
+                    version
+                )),
+            },
+            None => {
+                let saved_thread =
+                    serde_json::from_value::<LegacySerializedThread>(saved_thread_json)?;
+                Ok(saved_thread.upgrade())
+            }
+            version => Err(anyhow!(
+                "unrecognized serialized thread version: {:?}",
+                version
+            )),
+        }
+    }
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct SerializedMessage {
+    pub id: MessageId,
+    pub role: Role,
+    #[serde(default)]
+    pub segments: Vec<SerializedMessageSegment>,
+    #[serde(default)]
+    pub tool_uses: Vec<SerializedToolUse>,
+    #[serde(default)]
+    pub tool_results: Vec<SerializedToolResult>,
+    #[serde(default)]
+    pub context: String,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+#[serde(tag = "type")]
+pub enum SerializedMessageSegment {
+    #[serde(rename = "text")]
+    Text {
+        text: String,
+    },
+    #[serde(rename = "thinking")]
+    Thinking {
+        text: String,
+        #[serde(skip_serializing_if = "Option::is_none")]
+        signature: Option<String>,
+    },
+    RedactedThinking {
+        data: Vec<u8>,
+    },
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct SerializedToolUse {
+    pub id: LanguageModelToolUseId,
+    pub name: SharedString,
+    pub input: serde_json::Value,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct SerializedToolResult {
+    pub tool_use_id: LanguageModelToolUseId,
+    pub is_error: bool,
+    pub content: Arc<str>,
+}
+
+#[derive(Serialize, Deserialize)]
+struct LegacySerializedThread {
+    pub summary: SharedString,
+    pub updated_at: DateTime<Utc>,
+    pub messages: Vec<LegacySerializedMessage>,
+    #[serde(default)]
+    pub initial_project_snapshot: Option<Arc<ProjectSnapshot>>,
+}
+
+impl LegacySerializedThread {
+    pub fn upgrade(self) -> SerializedThread {
+        SerializedThread {
+            version: SerializedThread::VERSION.to_string(),
+            summary: self.summary,
+            updated_at: self.updated_at,
+            messages: self.messages.into_iter().map(|msg| msg.upgrade()).collect(),
+            initial_project_snapshot: self.initial_project_snapshot,
+            cumulative_token_usage: TokenUsage::default(),
+            request_token_usage: Vec::new(),
+            detailed_summary_state: DetailedSummaryState::default(),
+            exceeded_window_error: None,
+        }
+    }
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+struct LegacySerializedMessage {
+    pub id: MessageId,
+    pub role: Role,
+    pub text: String,
+    #[serde(default)]
+    pub tool_uses: Vec<SerializedToolUse>,
+    #[serde(default)]
+    pub tool_results: Vec<SerializedToolResult>,
+}
+
+impl LegacySerializedMessage {
+    fn upgrade(self) -> SerializedMessage {
+        SerializedMessage {
+            id: self.id,
+            role: self.role,
+            segments: vec![SerializedMessageSegment::Text { text: self.text }],
+            tool_uses: self.tool_uses,
+            tool_results: self.tool_results,
+            context: String::new(),
+        }
+    }
+}
+
+struct GlobalThreadsDatabase(
+    Shared<BoxFuture<'static, Result<Arc<ThreadsDatabase>, Arc<anyhow::Error>>>>,
+);
+
+impl Global for GlobalThreadsDatabase {}
+
+pub(crate) struct ThreadsDatabase {
+    executor: BackgroundExecutor,
+    env: heed::Env,
+    threads: Database<SerdeBincode<ThreadId>, SerializedThread>,
+}
+
+impl heed::BytesEncode<'_> for SerializedThread {
+    type EItem = SerializedThread;
+
+    fn bytes_encode(item: &Self::EItem) -> Result<Cow<[u8]>, heed::BoxedError> {
+        serde_json::to_vec(item).map(Cow::Owned).map_err(Into::into)
+    }
+}
+
+impl<'a> heed::BytesDecode<'a> for SerializedThread {
+    type DItem = SerializedThread;
+
+    fn bytes_decode(bytes: &'a [u8]) -> Result<Self::DItem, heed::BoxedError> {
+        // We implement this type manually because we want to call `SerializedThread::from_json`,
+        // instead of the Deserialize trait implementation for `SerializedThread`.
+        SerializedThread::from_json(bytes).map_err(Into::into)
+    }
+}
+
+impl ThreadsDatabase {
+    fn global_future(
+        cx: &mut App,
+    ) -> Shared<BoxFuture<'static, Result<Arc<ThreadsDatabase>, Arc<anyhow::Error>>>> {
+        GlobalThreadsDatabase::global(cx).0.clone()
+    }
+
+    fn init(cx: &mut App) {
+        let executor = cx.background_executor().clone();
+        let database_future = executor
+            .spawn({
+                let executor = executor.clone();
+                let database_path = paths::data_dir().join("threads/threads-db.1.mdb");
+                async move { ThreadsDatabase::new(database_path, executor) }
+            })
+            .then(|result| future::ready(result.map(Arc::new).map_err(Arc::new)))
+            .boxed()
+            .shared();
+
+        cx.set_global(GlobalThreadsDatabase(database_future));
+    }
+
+    pub fn new(path: PathBuf, executor: BackgroundExecutor) -> Result<Self> {
+        std::fs::create_dir_all(&path)?;
+
+        const ONE_GB_IN_BYTES: usize = 1024 * 1024 * 1024;
+        let env = unsafe {
+            heed::EnvOpenOptions::new()
+                .map_size(ONE_GB_IN_BYTES)
+                .max_dbs(1)
+                .open(path)?
+        };
+
+        let mut txn = env.write_txn()?;
+        let threads = env.create_database(&mut txn, Some("threads"))?;
+        txn.commit()?;
+
+        Ok(Self {
+            executor,
+            env,
+            threads,
+        })
+    }
+
+    pub fn list_threads(&self) -> Task<Result<Vec<SerializedThreadMetadata>>> {
+        let env = self.env.clone();
+        let threads = self.threads;
+
+        self.executor.spawn(async move {
+            let txn = env.read_txn()?;
+            let mut iter = threads.iter(&txn)?;
+            let mut threads = Vec::new();
+            while let Some((key, value)) = iter.next().transpose()? {
+                threads.push(SerializedThreadMetadata {
+                    id: key,
+                    summary: value.summary,
+                    updated_at: value.updated_at,
+                });
+            }
+
+            Ok(threads)
+        })
+    }
+
+    pub fn try_find_thread(&self, id: ThreadId) -> Task<Result<Option<SerializedThread>>> {
+        let env = self.env.clone();
+        let threads = self.threads;
+
+        self.executor.spawn(async move {
+            let txn = env.read_txn()?;
+            let thread = threads.get(&txn, &id)?;
+            Ok(thread)
+        })
+    }
+
+    pub fn save_thread(&self, id: ThreadId, thread: SerializedThread) -> Task<Result<()>> {
+        let env = self.env.clone();
+        let threads = self.threads;
+
+        self.executor.spawn(async move {
+            let mut txn = env.write_txn()?;
+            threads.put(&mut txn, &id, &thread)?;
+            txn.commit()?;
+            Ok(())
+        })
+    }
+
+    pub fn delete_thread(&self, id: ThreadId) -> Task<Result<()>> {
+        let env = self.env.clone();
+        let threads = self.threads;
+
+        self.executor.spawn(async move {
+            let mut txn = env.write_txn()?;
+            threads.delete(&mut txn, &id)?;
+            txn.commit()?;
+            Ok(())
+        })
+    }
+}

crates/agent/src/tool_compatibility.rs

@@ -0,0 +1,94 @@
+use std::sync::Arc;
+
+use assistant_tool::{Tool, ToolSource, ToolWorkingSet, ToolWorkingSetEvent};
+use collections::HashMap;
+use gpui::{App, Context, Entity, IntoElement, Render, Subscription, Window};
+use language_model::{LanguageModel, LanguageModelToolSchemaFormat};
+use ui::prelude::*;
+
+pub struct IncompatibleToolsState {
+    cache: HashMap<LanguageModelToolSchemaFormat, Vec<Arc<dyn Tool>>>,
+    tool_working_set: Entity<ToolWorkingSet>,
+    _tool_working_set_subscription: Subscription,
+}
+
+impl IncompatibleToolsState {
+    pub fn new(tool_working_set: Entity<ToolWorkingSet>, cx: &mut Context<Self>) -> Self {
+        let _tool_working_set_subscription =
+            cx.subscribe(&tool_working_set, |this, _, event, _| match event {
+                ToolWorkingSetEvent::EnabledToolsChanged => {
+                    this.cache.clear();
+                }
+            });
+
+        Self {
+            cache: HashMap::default(),
+            tool_working_set,
+            _tool_working_set_subscription,
+        }
+    }
+
+    pub fn incompatible_tools(
+        &mut self,
+        model: &Arc<dyn LanguageModel>,
+        cx: &App,
+    ) -> &[Arc<dyn Tool>] {
+        self.cache
+            .entry(model.tool_input_format())
+            .or_insert_with(|| {
+                self.tool_working_set
+                    .read(cx)
+                    .enabled_tools(cx)
+                    .iter()
+                    .filter(|tool| tool.input_schema(model.tool_input_format()).is_err())
+                    .cloned()
+                    .collect()
+            })
+    }
+}
+
+pub struct IncompatibleToolsTooltip {
+    pub incompatible_tools: Vec<Arc<dyn Tool>>,
+}
+
+impl Render for IncompatibleToolsTooltip {
+    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
+        ui::tooltip_container(window, cx, |container, _, cx| {
+            container
+                .w_72()
+                .child(Label::new("Incompatible Tools").size(LabelSize::Small))
+                .child(
+                    Label::new(
+                        "This model is incompatible with the following tools from your MCPs:",
+                    )
+                    .size(LabelSize::Small)
+                    .color(Color::Muted),
+                )
+                .child(
+                    v_flex()
+                        .my_1p5()
+                        .py_0p5()
+                        .border_b_1()
+                        .border_color(cx.theme().colors().border_variant)
+                        .children(
+                            self.incompatible_tools
+                                .iter()
+                                .map(|tool| h_flex().gap_4().child(Label::new(tool.name()).size(LabelSize::Small)).map(|parent|
+                                    match tool.source() {
+                                        ToolSource::Native => parent,
+                                        ToolSource::ContextServer { id } => parent.child(Label::new(id).size(LabelSize::Small).color(Color::Muted)),
+                                    }
+                                )),
+                        ),
+                )
+                .child(Label::new("What To Do Instead").size(LabelSize::Small))
+                .child(
+                    Label::new(
+                        "Every other tool continues to work with this model, but to specifically use those, switch to another model.",
+                    )
+                    .size(LabelSize::Small)
+                    .color(Color::Muted),
+                )
+        })
+    }
+}

crates/agent/src/tool_use.rs

@@ -1,18 +1,19 @@
 use std::sync::Arc;
 
 use anyhow::Result;
-use assistant_tool::{Tool, ToolWorkingSet};
+use assistant_tool::{AnyToolCard, Tool, ToolUseStatus, ToolWorkingSet};
 use collections::HashMap;
 use futures::FutureExt as _;
 use futures::future::Shared;
-use gpui::{App, SharedString, Task};
+use gpui::{App, Entity, SharedString, Task};
 use language_model::{
-    LanguageModelRequestMessage, LanguageModelToolResult, LanguageModelToolUse,
-    LanguageModelToolUseId, MessageContent, Role,
+    LanguageModel, LanguageModelRegistry, LanguageModelRequestMessage, LanguageModelToolResult,
+    LanguageModelToolUse, LanguageModelToolUseId, MessageContent, Role,
 };
 use ui::IconName;
+use util::truncate_lines_to_byte_limit;
 
-use crate::thread::MessageId;
+use crate::thread::{MessageId, PromptId, ThreadId};
 use crate::thread_store::SerializedMessage;
 
 #[derive(Debug)]
@@ -26,31 +27,26 @@ pub struct ToolUse {
     pub needs_confirmation: bool,
 }
 
-#[derive(Debug, Clone)]
-pub enum ToolUseStatus {
-    NeedsConfirmation,
-    Pending,
-    Running,
-    Finished(SharedString),
-    Error(SharedString),
-}
-
 pub struct ToolUseState {
-    tools: Arc<ToolWorkingSet>,
+    tools: Entity<ToolWorkingSet>,
     tool_uses_by_assistant_message: HashMap<MessageId, Vec<LanguageModelToolUse>>,
     tool_uses_by_user_message: HashMap<MessageId, Vec<LanguageModelToolUseId>>,
     tool_results: HashMap<LanguageModelToolUseId, LanguageModelToolResult>,
     pending_tool_uses_by_id: HashMap<LanguageModelToolUseId, PendingToolUse>,
+    tool_result_cards: HashMap<LanguageModelToolUseId, AnyToolCard>,
+    tool_use_metadata_by_id: HashMap<LanguageModelToolUseId, ToolUseMetadata>,
 }
 
 impl ToolUseState {
-    pub fn new(tools: Arc<ToolWorkingSet>) -> Self {
+    pub fn new(tools: Entity<ToolWorkingSet>) -> Self {
         Self {
             tools,
             tool_uses_by_assistant_message: HashMap::default(),
             tool_uses_by_user_message: HashMap::default(),
             tool_results: HashMap::default(),
             pending_tool_uses_by_id: HashMap::default(),
+            tool_result_cards: HashMap::default(),
+            tool_use_metadata_by_id: HashMap::default(),
         }
     }
 
@@ -58,7 +54,7 @@ impl ToolUseState {
     ///
     /// Accepts a function to filter the tools that should be used to populate the state.
     pub fn from_serialized_messages(
-        tools: Arc<ToolWorkingSet>,
+        tools: Entity<ToolWorkingSet>,
         messages: &[SerializedMessage],
         mut filter_by_tool_name: impl FnMut(&str) -> bool,
     ) -> Self {
@@ -77,6 +73,7 @@ impl ToolUseState {
                                 id: tool_use.id.clone(),
                                 name: tool_use.name.clone().into(),
                                 input: tool_use.input.clone(),
+                                is_input_complete: true,
                             })
                             .collect::<Vec<_>>();
 
@@ -178,23 +175,31 @@ impl ToolUseState {
                         PendingToolUseStatus::Error(ref err) => {
                             ToolUseStatus::Error(err.clone().into())
                         }
+                        PendingToolUseStatus::InputStillStreaming => {
+                            ToolUseStatus::InputStillStreaming
+                        }
                     }
                 } else {
                     ToolUseStatus::Pending
                 }
             })();
 
-            let (icon, needs_confirmation) = if let Some(tool) = self.tools.tool(&tool_use.name, cx)
-            {
-                (tool.icon(), tool.needs_confirmation())
-            } else {
-                (IconName::Cog, false)
-            };
+            let (icon, needs_confirmation) =
+                if let Some(tool) = self.tools.read(cx).tool(&tool_use.name, cx) {
+                    (tool.icon(), tool.needs_confirmation(&tool_use.input, cx))
+                } else {
+                    (IconName::Cog, false)
+                };
 
             tool_uses.push(ToolUse {
                 id: tool_use.id.clone(),
                 name: tool_use.name.clone().into(),
-                ui_text: self.tool_ui_label(&tool_use.name, &tool_use.input, cx),
+                ui_text: self.tool_ui_label(
+                    &tool_use.name,
+                    &tool_use.input,
+                    tool_use.is_input_complete,
+                    cx,
+                ),
                 input: tool_use.input.clone(),
                 status,
                 icon,
@@ -209,10 +214,15 @@ impl ToolUseState {
         &self,
         tool_name: &str,
         input: &serde_json::Value,
+        is_input_complete: bool,
         cx: &App,
     ) -> SharedString {
-        if let Some(tool) = self.tools.tool(tool_name, cx) {
-            tool.ui_text(input).into()
+        if let Some(tool) = self.tools.read(cx).tool(tool_name, cx) {
+            if is_input_complete {
+                tool.ui_text(input).into()
+            } else {
+                tool.still_streaming_ui_text(input).into()
+            }
         } else {
             format!("Unknown tool {tool_name:?}").into()
         }
@@ -242,24 +252,68 @@ impl ToolUseState {
         self.tool_results.get(tool_use_id)
     }
 
+    pub fn tool_result_card(&self, tool_use_id: &LanguageModelToolUseId) -> Option<&AnyToolCard> {
+        self.tool_result_cards.get(tool_use_id)
+    }
+
+    pub fn insert_tool_result_card(
+        &mut self,
+        tool_use_id: LanguageModelToolUseId,
+        card: AnyToolCard,
+    ) {
+        self.tool_result_cards.insert(tool_use_id, card);
+    }
+
     pub fn request_tool_use(
         &mut self,
         assistant_message_id: MessageId,
         tool_use: LanguageModelToolUse,
+        metadata: ToolUseMetadata,
         cx: &App,
-    ) {
-        self.tool_uses_by_assistant_message
+    ) -> Arc<str> {
+        let tool_uses = self
+            .tool_uses_by_assistant_message
             .entry(assistant_message_id)
-            .or_default()
-            .push(tool_use.clone());
+            .or_default();
 
-        // The tool use is being requested by the Assistant, so we want to
-        // attach the tool results to the next user message.
-        let next_user_message_id = MessageId(assistant_message_id.0 + 1);
-        self.tool_uses_by_user_message
-            .entry(next_user_message_id)
-            .or_default()
-            .push(tool_use.id.clone());
+        let mut existing_tool_use_found = false;
+
+        for existing_tool_use in tool_uses.iter_mut() {
+            if existing_tool_use.id == tool_use.id {
+                *existing_tool_use = tool_use.clone();
+                existing_tool_use_found = true;
+            }
+        }
+
+        if !existing_tool_use_found {
+            tool_uses.push(tool_use.clone());
+        }
+
+        let status = if tool_use.is_input_complete {
+            self.tool_use_metadata_by_id
+                .insert(tool_use.id.clone(), metadata);
+
+            // The tool use is being requested by the Assistant, so we want to
+            // attach the tool results to the next user message.
+            let next_user_message_id = MessageId(assistant_message_id.0 + 1);
+            self.tool_uses_by_user_message
+                .entry(next_user_message_id)
+                .or_default()
+                .push(tool_use.id.clone());
+
+            PendingToolUseStatus::Idle
+        } else {
+            PendingToolUseStatus::InputStillStreaming
+        };
+
+        let ui_text: Arc<str> = self
+            .tool_ui_label(
+                &tool_use.name,
+                &tool_use.input,
+                tool_use.is_input_complete,
+                cx,
+            )
+            .into();
 
         self.pending_tool_uses_by_id.insert(
             tool_use.id.clone(),
@@ -267,13 +321,13 @@ impl ToolUseState {
                 assistant_message_id,
                 id: tool_use.id,
                 name: tool_use.name.clone(),
-                ui_text: self
-                    .tool_ui_label(&tool_use.name, &tool_use.input, cx)
-                    .into(),
+                ui_text: ui_text.clone(),
                 input: tool_use.input,
-                status: PendingToolUseStatus::Idle,
+                status,
             },
         );
+
+        ui_text
     }
 
     pub fn run_pending_tool(
@@ -317,9 +371,48 @@ impl ToolUseState {
         tool_use_id: LanguageModelToolUseId,
         tool_name: Arc<str>,
         output: Result<String>,
+        cx: &App,
     ) -> Option<PendingToolUse> {
+        let metadata = self.tool_use_metadata_by_id.remove(&tool_use_id);
+
+        telemetry::event!(
+            "Agent Tool Finished",
+            model = metadata
+                .as_ref()
+                .map(|metadata| metadata.model.telemetry_id()),
+            model_provider = metadata
+                .as_ref()
+                .map(|metadata| metadata.model.provider_id().to_string()),
+            thread_id = metadata.as_ref().map(|metadata| metadata.thread_id.clone()),
+            prompt_id = metadata.as_ref().map(|metadata| metadata.prompt_id.clone()),
+            tool_name,
+            success = output.is_ok()
+        );
+
         match output {
             Ok(tool_result) => {
+                let model_registry = LanguageModelRegistry::read_global(cx);
+
+                const BYTES_PER_TOKEN_ESTIMATE: usize = 3;
+
+                // Protect from clearly large output
+                let tool_output_limit = model_registry
+                    .default_model()
+                    .map(|model| model.model.max_token_count() * BYTES_PER_TOKEN_ESTIMATE)
+                    .unwrap_or(usize::MAX);
+
+                let tool_result = if tool_result.len() <= tool_output_limit {
+                    tool_result
+                } else {
+                    let truncated = truncate_lines_to_byte_limit(&tool_result, tool_output_limit);
+
+                    format!(
+                        "Tool result too long. The first {} bytes:\n\n{}",
+                        truncated.len(),
+                        truncated
+                    )
+                };
+
                 self.tool_results.insert(
                     tool_use_id.clone(),
                     LanguageModelToolResult {
@@ -424,6 +517,7 @@ pub struct Confirmation {
 
 #[derive(Debug, Clone)]
 pub enum PendingToolUseStatus {
+    InputStillStreaming,
     Idle,
     NeedsConfirmation(Arc<Confirmation>),
     Running { _task: Shared<Task<()>> },
@@ -443,3 +537,10 @@ impl PendingToolUseStatus {
         matches!(self, PendingToolUseStatus::NeedsConfirmation { .. })
     }
 }
+
+#[derive(Clone)]
+pub struct ToolUseMetadata {
+    pub model: Arc<dyn LanguageModel>,
+    pub thread_id: ThreadId,
+    pub prompt_id: PromptId,
+}

crates/agent/src/ui.rs

@@ -1,5 +1,9 @@
 mod agent_notification;
+mod animated_label;
 mod context_pill;
+mod usage_banner;
 
 pub use agent_notification::*;
+pub use animated_label::*;
 pub use context_pill::*;
+pub use usage_banner::*;

crates/agent/src/ui/agent_notification.rs

@@ -12,6 +12,7 @@ pub struct AgentNotification {
     title: SharedString,
     caption: SharedString,
     icon: IconName,
+    project_name: Option<SharedString>,
 }
 
 impl AgentNotification {
@@ -19,11 +20,13 @@ impl AgentNotification {
         title: impl Into<SharedString>,
         caption: impl Into<SharedString>,
         icon: IconName,
+        project_name: Option<impl Into<SharedString>>,
     ) -> Self {
         Self {
             title: title.into(),
             caption: caption.into(),
             icon,
+            project_name: project_name.map(|name| name.into()),
         }
     }
 
@@ -118,23 +121,46 @@ impl Render for AgentNotification {
                     )
                     .child(
                         v_flex()
+                            .flex_1()
+                            .max_w(px(300.))
                             .child(
                                 div()
                                     .relative()
                                     .text_size(px(14.))
                                     .text_color(cx.theme().colors().text)
-                                    .max_w(px(300.))
                                     .truncate()
                                     .child(self.title.clone())
                                     .child(gradient_overflow()),
                             )
                             .child(
-                                div()
+                                h_flex()
                                     .relative()
+                                    .gap_1p5()
                                     .text_size(px(12.))
                                     .text_color(cx.theme().colors().text_muted)
-                                    .max_w(px(340.))
                                     .truncate()
+                                    .when_some(
+                                        self.project_name.clone(),
+                                        |description, project_name| {
+                                            description.child(
+                                                h_flex()
+                                                    .gap_1p5()
+                                                    .child(
+                                                        div()
+                                                            .max_w_16()
+                                                            .truncate()
+                                                            .child(project_name),
+                                                    )
+                                                    .child(
+                                                        div().size(px(3.)).rounded_full().bg(cx
+                                                            .theme()
+                                                            .colors()
+                                                            .text
+                                                            .opacity(0.5)),
+                                                    ),
+                                            )
+                                        },
+                                    )
                                     .child(self.caption.clone())
                                     .child(gradient_overflow()),
                             ),

crates/agent/src/ui/animated_label.rs

@@ -0,0 +1,116 @@
+use gpui::{Animation, AnimationExt, FontWeight, pulsating_between};
+use std::time::Duration;
+use ui::prelude::*;
+
+#[derive(IntoElement)]
+pub struct AnimatedLabel {
+    base: Label,
+    text: SharedString,
+}
+
+impl AnimatedLabel {
+    pub fn new(text: impl Into<SharedString>) -> Self {
+        let text = text.into();
+        AnimatedLabel {
+            base: Label::new(text.clone()),
+            text,
+        }
+    }
+}
+
+impl LabelCommon for AnimatedLabel {
+    fn size(mut self, size: LabelSize) -> Self {
+        self.base = self.base.size(size);
+        self
+    }
+
+    fn weight(mut self, weight: FontWeight) -> Self {
+        self.base = self.base.weight(weight);
+        self
+    }
+
+    fn line_height_style(mut self, line_height_style: LineHeightStyle) -> Self {
+        self.base = self.base.line_height_style(line_height_style);
+        self
+    }
+
+    fn color(mut self, color: Color) -> Self {
+        self.base = self.base.color(color);
+        self
+    }
+
+    fn strikethrough(mut self) -> Self {
+        self.base = self.base.strikethrough();
+        self
+    }
+
+    fn italic(mut self) -> Self {
+        self.base = self.base.italic();
+        self
+    }
+
+    fn alpha(mut self, alpha: f32) -> Self {
+        self.base = self.base.alpha(alpha);
+        self
+    }
+
+    fn underline(mut self) -> Self {
+        self.base = self.base.underline();
+        self
+    }
+
+    fn truncate(mut self) -> Self {
+        self.base = self.base.truncate();
+        self
+    }
+
+    fn single_line(mut self) -> Self {
+        self.base = self.base.single_line();
+        self
+    }
+
+    fn buffer_font(mut self, cx: &App) -> Self {
+        self.base = self.base.buffer_font(cx);
+        self
+    }
+}
+
+impl RenderOnce for AnimatedLabel {
+    fn render(self, _window: &mut Window, _cx: &mut App) -> impl IntoElement {
+        let text = self.text.clone();
+
+        self.base
+            .color(Color::Muted)
+            .with_animations(
+                "animated-label",
+                vec![
+                    Animation::new(Duration::from_secs(1)),
+                    Animation::new(Duration::from_secs(1)).repeat(),
+                ],
+                move |mut label, animation_ix, delta| {
+                    match animation_ix {
+                        0 => {
+                            let chars_to_show = (delta * text.len() as f32).ceil() as usize;
+                            let text = SharedString::from(text[0..chars_to_show].to_string());
+                            label.set_text(text);
+                        }
+                        1 => match delta {
+                            d if d < 0.25 => label.set_text(text.clone()),
+                            d if d < 0.5 => label.set_text(format!("{}.", text)),
+                            d if d < 0.75 => label.set_text(format!("{}..", text)),
+                            _ => label.set_text(format!("{}...", text)),
+                        },
+                        _ => {}
+                    }
+                    label
+                },
+            )
+            .with_animation(
+                "pulsating-label",
+                Animation::new(Duration::from_secs(2))
+                    .repeat()
+                    .with_easing(pulsating_between(0.6, 1.)),
+                |label, delta| label.map_element(|label| label.alpha(delta)),
+            )
+    }
+}

crates/agent/src/ui/context_pill.rs

@@ -0,0 +1,548 @@
+use std::sync::Arc;
+use std::{rc::Rc, time::Duration};
+
+use file_icons::FileIcons;
+use futures::FutureExt;
+use gpui::{Animation, AnimationExt as _, Image, MouseButton, pulsating_between};
+use gpui::{ClickEvent, Task};
+use language_model::LanguageModelImage;
+use ui::{IconButtonShape, Tooltip, prelude::*, tooltip_container};
+
+use crate::context::{AssistantContext, ContextId, ContextKind, ImageContext};
+
+#[derive(IntoElement)]
+pub enum ContextPill {
+    Added {
+        context: AddedContext,
+        dupe_name: bool,
+        focused: bool,
+        on_click: Option<Rc<dyn Fn(&ClickEvent, &mut Window, &mut App)>>,
+        on_remove: Option<Rc<dyn Fn(&ClickEvent, &mut Window, &mut App)>>,
+    },
+    Suggested {
+        name: SharedString,
+        icon_path: Option<SharedString>,
+        kind: ContextKind,
+        focused: bool,
+        on_click: Option<Rc<dyn Fn(&ClickEvent, &mut Window, &mut App)>>,
+    },
+}
+
+impl ContextPill {
+    pub fn added(
+        context: AddedContext,
+        dupe_name: bool,
+        focused: bool,
+        on_remove: Option<Rc<dyn Fn(&ClickEvent, &mut Window, &mut App)>>,
+    ) -> Self {
+        Self::Added {
+            context,
+            dupe_name,
+            on_remove,
+            focused,
+            on_click: None,
+        }
+    }
+
+    pub fn suggested(
+        name: SharedString,
+        icon_path: Option<SharedString>,
+        kind: ContextKind,
+        focused: bool,
+    ) -> Self {
+        Self::Suggested {
+            name,
+            icon_path,
+            kind,
+            focused,
+            on_click: None,
+        }
+    }
+
+    pub fn on_click(mut self, listener: Rc<dyn Fn(&ClickEvent, &mut Window, &mut App)>) -> Self {
+        match &mut self {
+            ContextPill::Added { on_click, .. } => {
+                *on_click = Some(listener);
+            }
+            ContextPill::Suggested { on_click, .. } => {
+                *on_click = Some(listener);
+            }
+        }
+        self
+    }
+
+    pub fn id(&self) -> ElementId {
+        match self {
+            Self::Added { context, .. } => {
+                ElementId::NamedInteger("context-pill".into(), context.id.0)
+            }
+            Self::Suggested { .. } => "suggested-context-pill".into(),
+        }
+    }
+
+    pub fn icon(&self) -> Icon {
+        match self {
+            Self::Suggested {
+                icon_path: Some(icon_path),
+                ..
+            }
+            | Self::Added {
+                context:
+                    AddedContext {
+                        icon_path: Some(icon_path),
+                        ..
+                    },
+                ..
+            } => Icon::from_path(icon_path),
+            Self::Suggested { kind, .. }
+            | Self::Added {
+                context: AddedContext { kind, .. },
+                ..
+            } => Icon::new(kind.icon()),
+        }
+    }
+}
+
+impl RenderOnce for ContextPill {
+    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
+        let color = cx.theme().colors();
+
+        let base_pill = h_flex()
+            .id(self.id())
+            .pl_1()
+            .pb(px(1.))
+            .border_1()
+            .rounded_sm()
+            .gap_1()
+            .child(self.icon().size(IconSize::XSmall).color(Color::Muted));
+
+        match &self {
+            ContextPill::Added {
+                context,
+                dupe_name,
+                on_remove,
+                focused,
+                on_click,
+            } => {
+                let status_is_error = matches!(context.status, ContextStatus::Error { .. });
+
+                base_pill
+                    .pr(if on_remove.is_some() { px(2.) } else { px(4.) })
+                    .map(|pill| {
+                        if status_is_error {
+                            pill.bg(cx.theme().status().error_background)
+                                .border_color(cx.theme().status().error_border)
+                        } else if *focused {
+                            pill.bg(color.element_background)
+                                .border_color(color.border_focused)
+                        } else {
+                            pill.bg(color.element_background)
+                                .border_color(color.border.opacity(0.5))
+                        }
+                    })
+                    .child(
+                        h_flex()
+                            .id("context-data")
+                            .gap_1()
+                            .child(
+                                div().max_w_64().child(
+                                    Label::new(context.name.clone())
+                                        .size(LabelSize::Small)
+                                        .truncate(),
+                                ),
+                            )
+                            .when_some(context.parent.as_ref(), |element, parent_name| {
+                                if *dupe_name {
+                                    element.child(
+                                        Label::new(parent_name.clone())
+                                            .size(LabelSize::XSmall)
+                                            .color(Color::Muted),
+                                    )
+                                } else {
+                                    element
+                                }
+                            })
+                            .when_some(context.tooltip.as_ref(), |element, tooltip| {
+                                element.tooltip(Tooltip::text(tooltip.clone()))
+                            })
+                            .map(|element| match &context.status {
+                                ContextStatus::Ready => element
+                                    .when_some(
+                                        context.render_preview.as_ref(),
+                                        |element, render_preview| {
+                                            element.hoverable_tooltip({
+                                                let render_preview = render_preview.clone();
+                                                move |_, cx| {
+                                                    cx.new(|_| ContextPillPreview {
+                                                        render_preview: render_preview.clone(),
+                                                    })
+                                                    .into()
+                                                }
+                                            })
+                                        },
+                                    )
+                                    .into_any(),
+                                ContextStatus::Loading { message } => element
+                                    .tooltip(ui::Tooltip::text(message.clone()))
+                                    .with_animation(
+                                        "pulsating-ctx-pill",
+                                        Animation::new(Duration::from_secs(2))
+                                            .repeat()
+                                            .with_easing(pulsating_between(0.4, 0.8)),
+                                        |label, delta| label.opacity(delta),
+                                    )
+                                    .into_any_element(),
+                                ContextStatus::Error { message } => element
+                                    .tooltip(ui::Tooltip::text(message.clone()))
+                                    .into_any_element(),
+                            }),
+                    )
+                    .when_some(on_remove.as_ref(), |element, on_remove| {
+                        element.child(
+                            IconButton::new(("remove", context.id.0), IconName::Close)
+                                .shape(IconButtonShape::Square)
+                                .icon_size(IconSize::XSmall)
+                                .tooltip(Tooltip::text("Remove Context"))
+                                .on_click({
+                                    let on_remove = on_remove.clone();
+                                    move |event, window, cx| on_remove(event, window, cx)
+                                }),
+                        )
+                    })
+                    .when_some(on_click.as_ref(), |element, on_click| {
+                        let on_click = on_click.clone();
+                        element
+                            .cursor_pointer()
+                            .on_click(move |event, window, cx| on_click(event, window, cx))
+                    })
+                    .into_any_element()
+            }
+            ContextPill::Suggested {
+                name,
+                icon_path: _,
+                kind: _,
+                focused,
+                on_click,
+            } => base_pill
+                .cursor_pointer()
+                .pr_1()
+                .border_dashed()
+                .map(|pill| {
+                    if *focused {
+                        pill.border_color(color.border_focused)
+                            .bg(color.element_background.opacity(0.5))
+                    } else {
+                        pill.border_color(color.border)
+                    }
+                })
+                .hover(|style| style.bg(color.element_hover.opacity(0.5)))
+                .child(
+                    div().max_w_64().child(
+                        Label::new(name.clone())
+                            .size(LabelSize::Small)
+                            .color(Color::Muted)
+                            .truncate(),
+                    ),
+                )
+                .tooltip(|window, cx| {
+                    Tooltip::with_meta("Suggested Context", None, "Click to add it", window, cx)
+                })
+                .when_some(on_click.as_ref(), |element, on_click| {
+                    let on_click = on_click.clone();
+                    element.on_click(move |event, window, cx| on_click(event, window, cx))
+                })
+                .into_any(),
+        }
+    }
+}
+
+pub enum ContextStatus {
+    Ready,
+    Loading { message: SharedString },
+    Error { message: SharedString },
+}
+
+#[derive(RegisterComponent)]
+pub struct AddedContext {
+    pub id: ContextId,
+    pub kind: ContextKind,
+    pub name: SharedString,
+    pub parent: Option<SharedString>,
+    pub tooltip: Option<SharedString>,
+    pub icon_path: Option<SharedString>,
+    pub status: ContextStatus,
+    pub render_preview: Option<Rc<dyn Fn(&mut Window, &mut App) -> AnyElement + 'static>>,
+}
+
+impl AddedContext {
+    pub fn new(context: &AssistantContext, cx: &App) -> AddedContext {
+        match context {
+            AssistantContext::File(file_context) => {
+                let full_path = file_context.context_buffer.full_path(cx);
+                let full_path_string: SharedString =
+                    full_path.to_string_lossy().into_owned().into();
+                let name = full_path
+                    .file_name()
+                    .map(|n| n.to_string_lossy().into_owned().into())
+                    .unwrap_or_else(|| full_path_string.clone());
+                let parent = full_path
+                    .parent()
+                    .and_then(|p| p.file_name())
+                    .map(|n| n.to_string_lossy().into_owned().into());
+                AddedContext {
+                    id: file_context.id,
+                    kind: ContextKind::File,
+                    name,
+                    parent,
+                    tooltip: Some(full_path_string),
+                    icon_path: FileIcons::get_icon(&full_path, cx),
+                    status: ContextStatus::Ready,
+                    render_preview: None,
+                }
+            }
+
+            AssistantContext::Directory(directory_context) => {
+                let worktree = directory_context.worktree.read(cx);
+                // If the directory no longer exists, use its last known path.
+                let full_path = worktree
+                    .entry_for_id(directory_context.entry_id)
+                    .map_or_else(
+                        || directory_context.last_path.clone(),
+                        |entry| worktree.full_path(&entry.path).into(),
+                    );
+                let full_path_string: SharedString =
+                    full_path.to_string_lossy().into_owned().into();
+                let name = full_path
+                    .file_name()
+                    .map(|n| n.to_string_lossy().into_owned().into())
+                    .unwrap_or_else(|| full_path_string.clone());
+                let parent = full_path
+                    .parent()
+                    .and_then(|p| p.file_name())
+                    .map(|n| n.to_string_lossy().into_owned().into());
+                AddedContext {
+                    id: directory_context.id,
+                    kind: ContextKind::Directory,
+                    name,
+                    parent,
+                    tooltip: Some(full_path_string),
+                    icon_path: None,
+                    status: ContextStatus::Ready,
+                    render_preview: None,
+                }
+            }
+
+            AssistantContext::Symbol(symbol_context) => AddedContext {
+                id: symbol_context.id,
+                kind: ContextKind::Symbol,
+                name: symbol_context.context_symbol.id.name.clone(),
+                parent: None,
+                tooltip: None,
+                icon_path: None,
+                status: ContextStatus::Ready,
+                render_preview: None,
+            },
+
+            AssistantContext::Selection(selection_context) => {
+                let full_path = selection_context.context_buffer.full_path(cx);
+                let mut full_path_string = full_path.to_string_lossy().into_owned();
+                let mut name = full_path
+                    .file_name()
+                    .map(|n| n.to_string_lossy().into_owned())
+                    .unwrap_or_else(|| full_path_string.clone());
+
+                let line_range_text = format!(
+                    " ({}-{})",
+                    selection_context.line_range.start.row + 1,
+                    selection_context.line_range.end.row + 1
+                );
+
+                full_path_string.push_str(&line_range_text);
+                name.push_str(&line_range_text);
+
+                let parent = full_path
+                    .parent()
+                    .and_then(|p| p.file_name())
+                    .map(|n| n.to_string_lossy().into_owned().into());
+
+                AddedContext {
+                    id: selection_context.id,
+                    kind: ContextKind::Selection,
+                    name: name.into(),
+                    parent,
+                    tooltip: None,
+                    icon_path: FileIcons::get_icon(&full_path, cx),
+                    status: ContextStatus::Ready,
+                    render_preview: Some(Rc::new({
+                        let content = selection_context.context_buffer.text.clone();
+                        move |_, cx| {
+                            div()
+                                .id("context-pill-selection-preview")
+                                .overflow_scroll()
+                                .max_w_128()
+                                .max_h_96()
+                                .child(Label::new(content.clone()).buffer_font(cx))
+                                .into_any_element()
+                        }
+                    })),
+                }
+            }
+
+            AssistantContext::FetchedUrl(fetched_url_context) => AddedContext {
+                id: fetched_url_context.id,
+                kind: ContextKind::FetchedUrl,
+                name: fetched_url_context.url.clone(),
+                parent: None,
+                tooltip: None,
+                icon_path: None,
+                status: ContextStatus::Ready,
+                render_preview: None,
+            },
+
+            AssistantContext::Thread(thread_context) => AddedContext {
+                id: thread_context.id,
+                kind: ContextKind::Thread,
+                name: thread_context.summary(cx),
+                parent: None,
+                tooltip: None,
+                icon_path: None,
+                status: if thread_context
+                    .thread
+                    .read(cx)
+                    .is_generating_detailed_summary()
+                {
+                    ContextStatus::Loading {
+                        message: "Summarizing…".into(),
+                    }
+                } else {
+                    ContextStatus::Ready
+                },
+                render_preview: None,
+            },
+
+            AssistantContext::Rules(user_rules_context) => AddedContext {
+                id: user_rules_context.id,
+                kind: ContextKind::Rules,
+                name: user_rules_context.title.clone(),
+                parent: None,
+                tooltip: None,
+                icon_path: None,
+                status: ContextStatus::Ready,
+                render_preview: None,
+            },
+
+            AssistantContext::Image(image_context) => AddedContext {
+                id: image_context.id,
+                kind: ContextKind::Image,
+                name: "Image".into(),
+                parent: None,
+                tooltip: None,
+                icon_path: None,
+                status: if image_context.is_loading() {
+                    ContextStatus::Loading {
+                        message: "Loading…".into(),
+                    }
+                } else if image_context.is_error() {
+                    ContextStatus::Error {
+                        message: "Failed to load image".into(),
+                    }
+                } else {
+                    ContextStatus::Ready
+                },
+                render_preview: Some(Rc::new({
+                    let image = image_context.original_image.clone();
+                    move |_, _| {
+                        gpui::img(image.clone())
+                            .max_w_96()
+                            .max_h_96()
+                            .into_any_element()
+                    }
+                })),
+            },
+        }
+    }
+}
+
+struct ContextPillPreview {
+    render_preview: Rc<dyn Fn(&mut Window, &mut App) -> AnyElement>,
+}
+
+impl Render for ContextPillPreview {
+    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
+        tooltip_container(window, cx, move |this, window, cx| {
+            this.occlude()
+                .on_mouse_move(|_, _, cx| cx.stop_propagation())
+                .on_mouse_down(MouseButton::Left, |_, _, cx| cx.stop_propagation())
+                .child((self.render_preview)(window, cx))
+        })
+    }
+}
+
+impl Component for AddedContext {
+    fn scope() -> ComponentScope {
+        ComponentScope::Agent
+    }
+
+    fn sort_name() -> &'static str {
+        "AddedContext"
+    }
+
+    fn preview(_window: &mut Window, cx: &mut App) -> Option<AnyElement> {
+        let image_ready = (
+            "Ready",
+            AddedContext::new(
+                &AssistantContext::Image(ImageContext {
+                    id: ContextId(0),
+                    original_image: Arc::new(Image::empty()),
+                    image_task: Task::ready(Some(LanguageModelImage::empty())).shared(),
+                }),
+                cx,
+            ),
+        );
+
+        let image_loading = (
+            "Loading",
+            AddedContext::new(
+                &AssistantContext::Image(ImageContext {
+                    id: ContextId(1),
+                    original_image: Arc::new(Image::empty()),
+                    image_task: cx
+                        .background_spawn(async move {
+                            smol::Timer::after(Duration::from_secs(60 * 5)).await;
+                            Some(LanguageModelImage::empty())
+                        })
+                        .shared(),
+                }),
+                cx,
+            ),
+        );
+
+        let image_error = (
+            "Error",
+            AddedContext::new(
+                &AssistantContext::Image(ImageContext {
+                    id: ContextId(2),
+                    original_image: Arc::new(Image::empty()),
+                    image_task: Task::ready(None).shared(),
+                }),
+                cx,
+            ),
+        );
+
+        Some(
+            v_flex()
+                .gap_6()
+                .children(
+                    vec![image_ready, image_loading, image_error]
+                        .into_iter()
+                        .map(|(text, context)| {
+                            single_example(
+                                text,
+                                ContextPill::added(context, false, false, None).into_any_element(),
+                            )
+                        }),
+                )
+                .into_any(),
+        )
+    }
+}

crates/agent/src/ui/usage_banner.rs

@@ -0,0 +1,202 @@
+use client::zed_urls;
+use ui::{Banner, ProgressBar, Severity, prelude::*};
+use zed_llm_client::{Plan, UsageLimit};
+
+#[derive(IntoElement, RegisterComponent)]
+pub struct UsageBanner {
+    plan: Plan,
+    requests: i32,
+}
+
+impl UsageBanner {
+    pub fn new(plan: Plan, requests: i32) -> Self {
+        Self { plan, requests }
+    }
+}
+
+impl RenderOnce for UsageBanner {
+    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
+        let request_limit = self.plan.model_requests_limit();
+
+        let used_percentage = match request_limit {
+            UsageLimit::Limited(limit) => Some((self.requests as f32 / limit as f32) * 100.),
+            UsageLimit::Unlimited => None,
+        };
+
+        let (severity, message) = match request_limit {
+            UsageLimit::Limited(limit) => {
+                if self.requests >= limit {
+                    let message = match self.plan {
+                        Plan::ZedPro => "Monthly request limit reached",
+                        Plan::ZedProTrial => "Trial request limit reached",
+                        Plan::Free => "Free tier request limit reached",
+                    };
+
+                    (Severity::Error, message)
+                } else if (self.requests as f32 / limit as f32) >= 0.9 {
+                    (Severity::Warning, "Approaching request limit")
+                } else {
+                    let message = match self.plan {
+                        Plan::ZedPro => "Zed Pro",
+                        Plan::ZedProTrial => "Zed Pro (Trial)",
+                        Plan::Free => "Zed Free",
+                    };
+
+                    (Severity::Info, message)
+                }
+            }
+            UsageLimit::Unlimited => {
+                let message = match self.plan {
+                    Plan::ZedPro => "Zed Pro",
+                    Plan::ZedProTrial => "Zed Pro (Trial)",
+                    Plan::Free => "Zed Free",
+                };
+
+                (Severity::Info, message)
+            }
+        };
+
+        let action = match self.plan {
+            Plan::ZedProTrial | Plan::Free => {
+                Button::new("upgrade", "Upgrade").on_click(|_, _window, cx| {
+                    cx.open_url(&zed_urls::account_url(cx));
+                })
+            }
+            Plan::ZedPro => Button::new("manage", "Manage").on_click(|_, _window, cx| {
+                cx.open_url(&zed_urls::account_url(cx));
+            }),
+        };
+
+        Banner::new().severity(severity).children(
+            h_flex().flex_1().gap_1().child(Label::new(message)).child(
+                h_flex()
+                    .flex_1()
+                    .justify_end()
+                    .gap_1p5()
+                    .children(used_percentage.map(|percent| {
+                        h_flex()
+                            .items_center()
+                            .w_full()
+                            .max_w(px(180.))
+                            .child(ProgressBar::new("usage", percent, 100., cx))
+                    }))
+                    .child(
+                        Label::new(match request_limit {
+                            UsageLimit::Limited(limit) => {
+                                format!("{} / {limit}", self.requests)
+                            }
+                            UsageLimit::Unlimited => format!("{} / ∞", self.requests),
+                        })
+                        .size(LabelSize::Small)
+                        .color(Color::Muted),
+                    )
+                    // Note: This should go in the banner's `action_slot`, but doing that messes with the size of the
+                    // progress bar.
+                    .child(action),
+            ),
+        )
+    }
+}
+
+impl Component for UsageBanner {
+    fn sort_name() -> &'static str {
+        "AgentUsageBanner"
+    }
+
+    fn preview(_window: &mut Window, _cx: &mut App) -> Option<AnyElement> {
+        let trial_examples = vec![
+            single_example(
+                "Zed Pro Trial - New User",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::ZedProTrial, 10))
+                    .into_any_element(),
+            ),
+            single_example(
+                "Zed Pro Trial - Approaching Limit",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::ZedProTrial, 135))
+                    .into_any_element(),
+            ),
+            single_example(
+                "Zed Pro Trial - Request Limit Reached",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::ZedProTrial, 150))
+                    .into_any_element(),
+            ),
+        ];
+
+        let free_examples = vec![
+            single_example(
+                "Free - Normal Usage",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::Free, 25))
+                    .into_any_element(),
+            ),
+            single_example(
+                "Free - Approaching Limit",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::Free, 45))
+                    .into_any_element(),
+            ),
+            single_example(
+                "Free - Request Limit Reached",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::Free, 50))
+                    .into_any_element(),
+            ),
+        ];
+
+        let zed_pro_examples = vec![
+            single_example(
+                "Zed Pro - Normal Usage",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::ZedPro, 250))
+                    .into_any_element(),
+            ),
+            single_example(
+                "Zed Pro - Approaching Limit",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::ZedPro, 450))
+                    .into_any_element(),
+            ),
+            single_example(
+                "Zed Pro - Request Limit Reached",
+                div()
+                    .size_full()
+                    .child(UsageBanner::new(Plan::ZedPro, 500))
+                    .into_any_element(),
+            ),
+        ];
+
+        Some(
+            v_flex()
+                .gap_6()
+                .p_4()
+                .children(vec![
+                    Label::new("Trial Plan")
+                        .size(LabelSize::Large)
+                        .into_any_element(),
+                    example_group(trial_examples).vertical().into_any_element(),
+                    Label::new("Free Plan")
+                        .size(LabelSize::Large)
+                        .into_any_element(),
+                    example_group(free_examples).vertical().into_any_element(),
+                    Label::new("Pro Plan")
+                        .size(LabelSize::Large)
+                        .into_any_element(),
+                    example_group(zed_pro_examples)
+                        .vertical()
+                        .into_any_element(),
+                ])
+                .into_any_element(),
+        )
+    }
+}

crates/anthropic/Cargo.toml

@@ -25,4 +25,4 @@ serde.workspace = true
 serde_json.workspace = true
 strum.workspace = true
 thiserror.workspace = true
-util.workspace = true
+workspace-hack.workspace = true

crates/anthropic/src/anthropic.rs

@@ -1,16 +1,15 @@
 mod supported_countries;
 
-use std::{pin::Pin, str::FromStr};
+use std::str::FromStr;
 
 use anyhow::{Context as _, Result, anyhow};
 use chrono::{DateTime, Utc};
-use futures::{AsyncBufReadExt, AsyncReadExt, Stream, StreamExt, io::BufReader, stream::BoxStream};
+use futures::{AsyncBufReadExt, AsyncReadExt, StreamExt, io::BufReader, stream::BoxStream};
 use http_client::http::{HeaderMap, HeaderValue};
 use http_client::{AsyncBody, HttpClient, Method, Request as HttpRequest};
 use serde::{Deserialize, Serialize};
 use strum::{EnumIter, EnumString};
 use thiserror::Error;
-use util::ResultExt as _;
 
 pub use supported_countries::*;
 
@@ -37,9 +36,9 @@ pub enum AnthropicModelMode {
 #[cfg_attr(feature = "schemars", derive(schemars::JsonSchema))]
 #[derive(Clone, Debug, Default, Serialize, Deserialize, PartialEq, EnumIter)]
 pub enum Model {
-    #[default]
     #[serde(rename = "claude-3-5-sonnet", alias = "claude-3-5-sonnet-latest")]
     Claude3_5Sonnet,
+    #[default]
     #[serde(rename = "claude-3-7-sonnet", alias = "claude-3-7-sonnet-latest")]
     Claude3_7Sonnet,
     #[serde(
@@ -75,6 +74,10 @@ pub enum Model {
 }
 
 impl Model {
+    pub fn default_fast() -> Self {
+        Self::Claude3_5Haiku
+    }
+
     pub fn from_id(id: &str) -> Result<Self> {
         if id.starts_with("claude-3-5-sonnet") {
             Ok(Self::Claude3_5Sonnet)
@@ -220,16 +223,23 @@ impl Model {
             .map(|header| header.to_string())
             .collect::<Vec<_>>();
 
-        if let Self::Custom {
-            extra_beta_headers, ..
-        } = self
-        {
-            headers.extend(
-                extra_beta_headers
-                    .iter()
-                    .filter(|header| !header.trim().is_empty())
-                    .cloned(),
-            );
+        match self {
+            Self::Claude3_7Sonnet | Self::Claude3_7SonnetThinking => {
+                // Try beta token-efficient tool use (supported in Claude 3.7 Sonnet only)
+                // https://docs.anthropic.com/en/docs/build-with-claude/tool-use/token-efficient-tool-use
+                headers.push("token-efficient-tools-2025-02-19".to_string());
+            }
+            Self::Custom {
+                extra_beta_headers, ..
+            } => {
+                headers.extend(
+                    extra_beta_headers
+                        .iter()
+                        .filter(|header| !header.trim().is_empty())
+                        .cloned(),
+                );
+            }
+            _ => {}
         }
 
         headers.join(",")
@@ -314,38 +324,68 @@ pub async fn stream_completion(
         .map(|output| output.0)
 }
 
+/// An individual rate limit.
+#[derive(Debug)]
+pub struct RateLimit {
+    pub limit: usize,
+    pub remaining: usize,
+    pub reset: DateTime<Utc>,
+}
+
+impl RateLimit {
+    fn from_headers(resource: &str, headers: &HeaderMap<HeaderValue>) -> Result<Self> {
+        let limit =
+            get_header(&format!("anthropic-ratelimit-{resource}-limit"), headers)?.parse()?;
+        let remaining = get_header(
+            &format!("anthropic-ratelimit-{resource}-remaining"),
+            headers,
+        )?
+        .parse()?;
+        let reset = DateTime::parse_from_rfc3339(get_header(
+            &format!("anthropic-ratelimit-{resource}-reset"),
+            headers,
+        )?)?
+        .to_utc();
+
+        Ok(Self {
+            limit,
+            remaining,
+            reset,
+        })
+    }
+}
+
 /// <https://docs.anthropic.com/en/api/rate-limits#response-headers>
 #[derive(Debug)]
 pub struct RateLimitInfo {
-    pub requests_limit: usize,
-    pub requests_remaining: usize,
-    pub requests_reset: DateTime<Utc>,
-    pub tokens_limit: usize,
-    pub tokens_remaining: usize,
-    pub tokens_reset: DateTime<Utc>,
+    pub requests: Option<RateLimit>,
+    pub tokens: Option<RateLimit>,
+    pub input_tokens: Option<RateLimit>,
+    pub output_tokens: Option<RateLimit>,
 }
 
 impl RateLimitInfo {
-    fn from_headers(headers: &HeaderMap<HeaderValue>) -> Result<Self> {
-        let tokens_limit = get_header("anthropic-ratelimit-tokens-limit", headers)?.parse()?;
-        let requests_limit = get_header("anthropic-ratelimit-requests-limit", headers)?.parse()?;
-        let tokens_remaining =
-            get_header("anthropic-ratelimit-tokens-remaining", headers)?.parse()?;
-        let requests_remaining =
-            get_header("anthropic-ratelimit-requests-remaining", headers)?.parse()?;
-        let requests_reset = get_header("anthropic-ratelimit-requests-reset", headers)?;
-        let tokens_reset = get_header("anthropic-ratelimit-tokens-reset", headers)?;
-        let requests_reset = DateTime::parse_from_rfc3339(requests_reset)?.to_utc();
-        let tokens_reset = DateTime::parse_from_rfc3339(tokens_reset)?.to_utc();
+    fn from_headers(headers: &HeaderMap<HeaderValue>) -> Self {
+        // Check if any rate limit headers exist
+        let has_rate_limit_headers = headers
+            .keys()
+            .any(|k| k.as_str().starts_with("anthropic-ratelimit-"));
 
-        Ok(Self {
-            requests_limit,
-            tokens_limit,
-            requests_remaining,
-            tokens_remaining,
-            requests_reset,
-            tokens_reset,
-        })
+        if !has_rate_limit_headers {
+            return Self {
+                requests: None,
+                tokens: None,
+                input_tokens: None,
+                output_tokens: None,
+            };
+        }
+
+        Self {
+            requests: RateLimit::from_headers("requests", headers).ok(),
+            tokens: RateLimit::from_headers("tokens", headers).ok(),
+            input_tokens: RateLimit::from_headers("input-tokens", headers).ok(),
+            output_tokens: RateLimit::from_headers("output-tokens", headers).ok(),
+        }
     }
 }
 
@@ -411,7 +451,7 @@ pub async fn stream_completion_with_rate_limit_info(
                 }
             })
             .boxed();
-        Ok((stream, rate_limits.log_err()))
+        Ok((stream, Some(rate_limits)))
     } else {
         let mut body = Vec::new();
         response
@@ -437,50 +477,6 @@ pub async fn stream_completion_with_rate_limit_info(
     }
 }
 
-pub async fn extract_tool_args_from_events(
-    tool_name: String,
-    mut events: Pin<Box<dyn Send + Stream<Item = Result<Event>>>>,
-) -> Result<impl Send + Stream<Item = Result<String>>> {
-    let mut tool_use_index = None;
-    while let Some(event) = events.next().await {
-        if let Event::ContentBlockStart {
-            index,
-            content_block: ResponseContent::ToolUse { name, .. },
-        } = event?
-        {
-            if name == tool_name {
-                tool_use_index = Some(index);
-                break;
-            }
-        }
-    }
-
-    let Some(tool_use_index) = tool_use_index else {
-        return Err(anyhow!("tool not used"));
-    };
-
-    Ok(events.filter_map(move |event| {
-        let result = match event {
-            Err(error) => Some(Err(error)),
-            Ok(Event::ContentBlockDelta { index, delta }) => match delta {
-                ContentDelta::TextDelta { .. } => None,
-                ContentDelta::ThinkingDelta { .. } => None,
-                ContentDelta::SignatureDelta { .. } => None,
-                ContentDelta::InputJsonDelta { partial_json } => {
-                    if index == tool_use_index {
-                        Some(Ok(partial_json))
-                    } else {
-                        None
-                    }
-                }
-            },
-            _ => None,
-        };
-
-        async move { result }
-    }))
-}
-
 #[derive(Debug, Serialize, Deserialize, Copy, Clone)]
 #[serde(rename_all = "lowercase")]
 pub enum CacheControlType {
@@ -515,6 +511,15 @@ pub enum RequestContent {
         #[serde(skip_serializing_if = "Option::is_none")]
         cache_control: Option<CacheControl>,
     },
+    #[serde(rename = "thinking")]
+    Thinking {
+        thinking: String,
+        signature: String,
+        #[serde(skip_serializing_if = "Option::is_none")]
+        cache_control: Option<CacheControl>,
+    },
+    #[serde(rename = "redacted_thinking")]
+    RedactedThinking { data: String },
     #[serde(rename = "image")]
     Image {
         source: ImageSource,
@@ -745,4 +750,54 @@ impl ApiError {
     pub fn is_rate_limit_error(&self) -> bool {
         matches!(self.error_type.as_str(), "rate_limit_error")
     }
+
+    pub fn match_window_exceeded(&self) -> Option<usize> {
+        let Some(ApiErrorCode::InvalidRequestError) = self.code() else {
+            return None;
+        };
+
+        parse_prompt_too_long(&self.message)
+    }
+}
+
+pub fn parse_prompt_too_long(message: &str) -> Option<usize> {
+    message
+        .strip_prefix("prompt is too long: ")?
+        .split_once(" tokens")?
+        .0
+        .parse::<usize>()
+        .ok()
+}
+
+#[test]
+fn test_match_window_exceeded() {
+    let error = ApiError {
+        error_type: "invalid_request_error".to_string(),
+        message: "prompt is too long: 220000 tokens > 200000".to_string(),
+    };
+    assert_eq!(error.match_window_exceeded(), Some(220_000));
+
+    let error = ApiError {
+        error_type: "invalid_request_error".to_string(),
+        message: "prompt is too long: 1234953 tokens".to_string(),
+    };
+    assert_eq!(error.match_window_exceeded(), Some(1234953));
+
+    let error = ApiError {
+        error_type: "invalid_request_error".to_string(),
+        message: "not a prompt length error".to_string(),
+    };
+    assert_eq!(error.match_window_exceeded(), None);
+
+    let error = ApiError {
+        error_type: "rate_limit_error".to_string(),
+        message: "prompt is too long: 12345 tokens".to_string(),
+    };
+    assert_eq!(error.match_window_exceeded(), None);
+
+    let error = ApiError {
+        error_type: "invalid_request_error".to_string(),
+        message: "prompt is too long: invalid tokens".to_string(),
+    };
+    assert_eq!(error.match_window_exceeded(), None);
 }

crates/askpass/Cargo.toml

@@ -19,3 +19,4 @@ smol.workspace = true
 tempfile.workspace = true
 util.workspace = true
 which.workspace = true
+workspace-hack.workspace = true

crates/assets/Cargo.toml

@@ -15,3 +15,4 @@ workspace = true
 anyhow.workspace = true
 gpui.workspace = true
 rust-embed.workspace = true
+workspace-hack.workspace = true

crates/assistant/Cargo.toml

@@ -69,6 +69,7 @@ ui.workspace = true
 util.workspace = true
 workspace.workspace = true
 zed_actions.workspace = true
+workspace-hack.workspace = true
 
 [dev-dependencies]
 ctor.workspace = true

crates/assistant/src/assistant.rs

@@ -8,7 +8,7 @@ mod terminal_inline_assistant;
 
 use std::sync::Arc;
 
-use assistant_settings::AssistantSettings;
+use assistant_settings::{AssistantSettings, LanguageModelSelection};
 use assistant_slash_command::SlashCommandRegistry;
 use client::Client;
 use command_palette_hooks::CommandPaletteFilter;
@@ -161,25 +161,38 @@ fn init_language_model_settings(cx: &mut App) {
 
 fn update_active_language_model_from_settings(cx: &mut App) {
     let settings = AssistantSettings::get_global(cx);
-    let active_model_provider_name =
-        LanguageModelProviderId::from(settings.default_model.provider.clone());
-    let active_model_id = LanguageModelId::from(settings.default_model.model.clone());
-    let editor_provider_name =
-        LanguageModelProviderId::from(settings.editor_model.provider.clone());
-    let editor_model_id = LanguageModelId::from(settings.editor_model.model.clone());
+
+    fn to_selected_model(selection: &LanguageModelSelection) -> language_model::SelectedModel {
+        language_model::SelectedModel {
+            provider: LanguageModelProviderId::from(selection.provider.clone()),
+            model: LanguageModelId::from(selection.model.clone()),
+        }
+    }
+
+    let default = to_selected_model(&settings.default_model);
+    let inline_assistant = settings
+        .inline_assistant_model
+        .as_ref()
+        .map(to_selected_model);
+    let commit_message = settings
+        .commit_message_model
+        .as_ref()
+        .map(to_selected_model);
+    let thread_summary = settings
+        .thread_summary_model
+        .as_ref()
+        .map(to_selected_model);
     let inline_alternatives = settings
         .inline_alternatives
         .iter()
-        .map(|alternative| {
-            (
-                LanguageModelProviderId::from(alternative.provider.clone()),
-                LanguageModelId::from(alternative.model.clone()),
-            )
-        })
+        .map(to_selected_model)
         .collect::<Vec<_>>();
+
     LanguageModelRegistry::global(cx).update(cx, |registry, cx| {
-        registry.select_active_model(&active_model_provider_name, &active_model_id, cx);
-        registry.select_editor_model(&editor_provider_name, &editor_model_id, cx);
+        registry.select_default_model(Some(&default), cx);
+        registry.select_inline_assistant_model(inline_assistant.as_ref(), cx);
+        registry.select_commit_message_model(commit_message.as_ref(), cx);
+        registry.select_thread_summary_model(thread_summary.as_ref(), cx);
         registry.select_inline_alternative_models(inline_alternatives, cx);
     });
 }

crates/assistant/src/assistant_panel.rs

@@ -13,7 +13,7 @@ use assistant_context_editor::{
 use assistant_settings::{AssistantDockPosition, AssistantSettings};
 use assistant_slash_command::SlashCommandWorkingSet;
 use client::{Client, Status, proto};
-use editor::{Editor, EditorEvent};
+use editor::{Anchor, AnchorRangeExt as _, Editor, EditorEvent, MultiBuffer};
 use fs::Fs;
 use gpui::{
     Action, App, AsyncWindowContext, Entity, EventEmitter, ExternalPaths, FocusHandle, Focusable,
@@ -22,25 +22,29 @@ use gpui::{
 };
 use language::LanguageRegistry;
 use language_model::{
-    AuthenticateError, LanguageModelProviderId, LanguageModelRegistry, ZED_CLOUD_PROVIDER_ID,
+    AuthenticateError, ConfiguredModel, LanguageModelProviderId, LanguageModelRegistry,
+    ZED_CLOUD_PROVIDER_ID,
 };
 use project::Project;
 use prompt_library::{PromptLibrary, open_prompt_library};
-use prompt_store::PromptBuilder;
+use prompt_store::{PromptBuilder, PromptId, UserPromptId};
+
 use search::{BufferSearchBar, buffer_search::DivRegistrar};
 use settings::{Settings, update_settings_file};
 use smol::stream::StreamExt;
+
+use std::ops::Range;
 use std::{ops::ControlFlow, path::PathBuf, sync::Arc};
 use terminal_view::{TerminalView, terminal_panel::TerminalPanel};
 use ui::{ContextMenu, PopoverMenu, Tooltip, prelude::*};
 use util::{ResultExt, maybe};
 use workspace::DraggedTab;
 use workspace::{
-    DraggedSelection, Pane, ShowConfiguration, ToggleZoom, Workspace,
+    DraggedSelection, Pane, ToggleZoom, Workspace,
     dock::{DockPosition, Panel, PanelEvent},
     pane,
 };
-use zed_actions::assistant::{InlineAssist, OpenPromptLibrary, ToggleFocus};
+use zed_actions::assistant::{InlineAssist, OpenPromptLibrary, ShowConfiguration, ToggleFocus};
 
 pub fn init(cx: &mut App) {
     workspace::FollowableViewRegistry::register::<ContextEditor>(cx);
@@ -53,7 +57,15 @@ pub fn init(cx: &mut App) {
                 .register_action(ContextEditor::insert_dragged_files)
                 .register_action(AssistantPanel::show_configuration)
                 .register_action(AssistantPanel::create_new_context)
-                .register_action(AssistantPanel::restart_context_servers);
+                .register_action(AssistantPanel::restart_context_servers)
+                .register_action(|workspace, action: &OpenPromptLibrary, window, cx| {
+                    if let Some(panel) = workspace.panel::<AssistantPanel>(cx) {
+                        workspace.focus_panel::<AssistantPanel>(window, cx);
+                        panel.update(cx, |panel, cx| {
+                            panel.deploy_prompt_library(action, window, cx)
+                        });
+                    }
+                });
         },
     )
     .detach();
@@ -260,7 +272,10 @@ impl AssistantPanel {
                                     menu.context(focus_handle.clone())
                                         .action("New Chat", Box::new(NewChat))
                                         .action("History", Box::new(DeployHistory))
-                                        .action("Prompt Library", Box::new(OpenPromptLibrary))
+                                        .action(
+                                            "Prompt Library",
+                                            Box::new(OpenPromptLibrary::default()),
+                                        )
                                         .action("Configure", Box::new(ShowConfiguration))
                                         .action(zoom_label, Box::new(ToggleZoom))
                                 }))
@@ -298,8 +313,10 @@ impl AssistantPanel {
                 &LanguageModelRegistry::global(cx),
                 window,
                 |this, _, event: &language_model::Event, window, cx| match event {
-                    language_model::Event::ActiveModelChanged
-                    | language_model::Event::EditorModelChanged => {
+                    language_model::Event::DefaultModelChanged
+                    | language_model::Event::InlineAssistantModelChanged
+                    | language_model::Event::CommitMessageModelChanged
+                    | language_model::Event::ThreadSummaryModelChanged => {
                         this.completion_provider_changed(window, cx);
                     }
                     language_model::Event::ProviderStateChanged => {
@@ -468,12 +485,12 @@ impl AssistantPanel {
     }
 
     fn update_zed_ai_notice_visibility(&mut self, client_status: Status, cx: &mut Context<Self>) {
-        let active_provider = LanguageModelRegistry::read_global(cx).active_provider();
+        let model = LanguageModelRegistry::read_global(cx).default_model();
 
         // If we're signed out and don't have a provider configured, or we're signed-out AND Zed.dev is
         // the provider, we want to show a nudge to sign in.
         let show_zed_ai_notice = client_status.is_signed_out()
-            && active_provider.map_or(true, |provider| provider.id().0 == ZED_CLOUD_PROVIDER_ID);
+            && model.map_or(true, |model| model.provider.id().0 == ZED_CLOUD_PROVIDER_ID);
 
         self.show_zed_ai_notice = show_zed_ai_notice;
         cx.notify();
@@ -541,8 +558,8 @@ impl AssistantPanel {
         }
 
         let Some(new_provider_id) = LanguageModelRegistry::read_global(cx)
-            .active_provider()
-            .map(|p| p.id())
+            .default_model()
+            .map(|default| default.provider.id())
         else {
             return;
         };
@@ -568,7 +585,9 @@ impl AssistantPanel {
             return;
         }
 
-        let Some(provider) = LanguageModelRegistry::read_global(cx).active_provider() else {
+        let Some(ConfiguredModel { provider, .. }) =
+            LanguageModelRegistry::read_global(cx).default_model()
+        else {
             return;
         };
 
@@ -976,8 +995,8 @@ impl AssistantPanel {
                 |this, _, event: &ConfigurationViewEvent, window, cx| match event {
                     ConfigurationViewEvent::NewProviderContextEditor(provider) => {
                         if LanguageModelRegistry::read_global(cx)
-                            .active_provider()
-                            .map_or(true, |p| p.id() != provider.id())
+                            .default_model()
+                            .map_or(true, |default| default.provider.id() != provider.id())
                         {
                             if let Some(model) = provider.default_model(cx) {
                                 update_settings_file::<AssistantSettings>(
@@ -1027,7 +1046,7 @@ impl AssistantPanel {
 
     fn deploy_prompt_library(
         &mut self,
-        _: &OpenPromptLibrary,
+        action: &OpenPromptLibrary,
         _window: &mut Window,
         cx: &mut Context<Self>,
     ) {
@@ -1041,6 +1060,9 @@ impl AssistantPanel {
                     None,
                 ))
             }),
+            action.prompt_to_select.map(|uuid| PromptId::User {
+                uuid: UserPromptId(uuid),
+            }),
             cx,
         )
         .detach_and_log_err(cx);
@@ -1155,8 +1177,8 @@ impl AssistantPanel {
 
     fn is_authenticated(&mut self, cx: &mut Context<Self>) -> bool {
         LanguageModelRegistry::read_global(cx)
-            .active_provider()
-            .map_or(false, |provider| provider.is_authenticated(cx))
+            .default_model()
+            .map_or(false, |default| default.provider.is_authenticated(cx))
     }
 
     fn authenticate(
@@ -1164,8 +1186,8 @@ impl AssistantPanel {
         cx: &mut Context<Self>,
     ) -> Option<Task<Result<(), AuthenticateError>>> {
         LanguageModelRegistry::read_global(cx)
-            .active_provider()
-            .map_or(None, |provider| Some(provider.authenticate(cx)))
+            .default_model()
+            .map_or(None, |default| Some(default.provider.authenticate(cx)))
     }
 
     fn restart_context_servers(
@@ -1400,7 +1422,8 @@ impl AssistantPanelDelegate for ConcreteAssistantPanelDelegate {
     fn quote_selection(
         &self,
         workspace: &mut Workspace,
-        creases: Vec<(String, String)>,
+        selection_ranges: Vec<Range<Anchor>>,
+        buffer: Entity<MultiBuffer>,
         window: &mut Window,
         cx: &mut Context<Workspace>,
     ) {
@@ -1412,6 +1435,12 @@ impl AssistantPanelDelegate for ConcreteAssistantPanelDelegate {
             workspace.toggle_panel_focus::<AssistantPanel>(window, cx);
         }
 
+        let snapshot = buffer.read(cx).snapshot(cx);
+        let selection_ranges = selection_ranges
+            .into_iter()
+            .map(|range| range.to_point(&snapshot))
+            .collect::<Vec<_>>();
+
         panel.update(cx, |_, cx| {
             // Wait to create a new context until the workspace is no longer
             // being updated.
@@ -1420,7 +1449,9 @@ impl AssistantPanelDelegate for ConcreteAssistantPanelDelegate {
                     .active_context_editor(cx)
                     .or_else(|| panel.new_context(window, cx))
                 {
-                    context.update(cx, |context, cx| context.quote_creases(creases, window, cx));
+                    context.update(cx, |context, cx| {
+                        context.quote_ranges(selection_ranges, snapshot, window, cx)
+                    });
                 };
             });
         });

crates/assistant/src/inline_assistant.rs

@@ -34,10 +34,10 @@ use gpui::{
 };
 use language::{Buffer, IndentKind, Point, Selection, TransactionId, line_diff};
 use language_model::{
-    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage,
-    LanguageModelTextStream, Role, report_assistant_event,
+    ConfiguredModel, LanguageModel, LanguageModelRegistry, LanguageModelRequest,
+    LanguageModelRequestMessage, LanguageModelTextStream, Role, report_assistant_event,
 };
-use language_model_selector::{LanguageModelSelector, LanguageModelSelectorPopoverMenu};
+use language_model_selector::{LanguageModelSelector, LanguageModelSelectorPopoverMenu, ModelType};
 use multi_buffer::MultiBufferRow;
 use parking_lot::Mutex;
 use project::{CodeAction, LspAction, ProjectTransaction};
@@ -57,7 +57,7 @@ use std::{
     time::{Duration, Instant},
 };
 use streaming_diff::{CharOperation, LineDiff, LineOperation, StreamingDiff};
-use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
+use telemetry_events::{AssistantEventData, AssistantKind, AssistantPhase};
 use terminal_view::terminal_panel::TerminalPanel;
 use text::{OffsetRangeExt, ToPoint as _};
 use theme::ThemeSettings;
@@ -312,8 +312,10 @@ impl InlineAssistant {
                 start..end,
             ));
 
-            if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
-                self.telemetry.report_assistant_event(AssistantEvent {
+            if let Some(ConfiguredModel { model, .. }) =
+                LanguageModelRegistry::read_global(cx).default_model()
+            {
+                self.telemetry.report_assistant_event(AssistantEventData {
                     conversation_id: None,
                     kind: AssistantKind::Inline,
                     phase: AssistantPhase::Invoked,
@@ -525,14 +527,14 @@ impl InlineAssistant {
             BlockProperties {
                 style: BlockStyle::Sticky,
                 placement: BlockPlacement::Above(range.start),
-                height: prompt_editor_height,
+                height: Some(prompt_editor_height),
                 render: build_assist_editor_renderer(prompt_editor),
                 priority: 0,
             },
             BlockProperties {
                 style: BlockStyle::Sticky,
                 placement: BlockPlacement::Below(range.end),
-                height: 0,
+                height: None,
                 render: Arc::new(|cx| {
                     v_flex()
                         .h_full()
@@ -877,7 +879,9 @@ impl InlineAssistant {
             let active_alternative = assist.codegen.read(cx).active_alternative().clone();
             let message_id = active_alternative.read(cx).message_id.clone();
 
-            if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
+            if let Some(ConfiguredModel { model, .. }) =
+                LanguageModelRegistry::read_global(cx).default_model()
+            {
                 let language_name = assist.editor.upgrade().and_then(|editor| {
                     let multibuffer = editor.read(cx).buffer().read(cx);
                     let multibuffer_snapshot = multibuffer.snapshot(cx);
@@ -888,7 +892,7 @@ impl InlineAssistant {
                         .map(|language| language.name())
                 });
                 report_assistant_event(
-                    AssistantEvent {
+                    AssistantEventData {
                         conversation_id: None,
                         kind: AssistantKind::Inline,
                         message_id,
@@ -1270,10 +1274,7 @@ impl InlineAssistant {
                     multi_buffer.update(cx, |multi_buffer, cx| {
                         multi_buffer.push_excerpts(
                             old_buffer.clone(),
-                            Some(ExcerptRange {
-                                context: buffer_start..buffer_end,
-                                primary: None,
-                            }),
+                            Some(ExcerptRange::new(buffer_start..buffer_end)),
                             cx,
                         );
                     });
@@ -1300,7 +1301,7 @@ impl InlineAssistant {
                     deleted_lines_editor.update(cx, |editor, cx| editor.max_point(cx).row().0 + 1);
                 new_blocks.push(BlockProperties {
                     placement: BlockPlacement::Above(new_row),
-                    height,
+                    height: Some(height),
                     style: BlockStyle::Flex,
                     render: Arc::new(move |cx| {
                         div()
@@ -1632,8 +1633,8 @@ impl Render for PromptEditor {
                                 format!(
                                     "Using {}",
                                     LanguageModelRegistry::read_global(cx)
-                                        .active_model()
-                                        .map(|model| model.name().0)
+                                        .default_model()
+                                        .map(|default| default.model.name().0)
                                         .unwrap_or_else(|| "No model selected".into()),
                                 ),
                                 None,
@@ -1765,6 +1766,7 @@ impl PromptEditor {
                             move |settings, _| settings.set_model(model.clone()),
                         );
                     },
+                    ModelType::Default,
                     window,
                     cx,
                 )
@@ -2080,7 +2082,7 @@ impl PromptEditor {
         let disabled = matches!(codegen.status(cx), CodegenStatus::Idle);
 
         let model_registry = LanguageModelRegistry::read_global(cx);
-        let default_model = model_registry.active_model();
+        let default_model = model_registry.default_model().map(|default| default.model);
         let alternative_models = model_registry.inline_alternative_models();
 
         let get_model_name = |index: usize| -> String {
@@ -2186,7 +2188,9 @@ impl PromptEditor {
     }
 
     fn render_token_count(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
-        let model = LanguageModelRegistry::read_global(cx).active_model()?;
+        let model = LanguageModelRegistry::read_global(cx)
+            .default_model()?
+            .model;
         let token_counts = self.token_counts?;
         let max_token_count = model.max_token_count();
 
@@ -2641,8 +2645,9 @@ impl Codegen {
         }
 
         let primary_model = LanguageModelRegistry::read_global(cx)
-            .active_model()
-            .context("no active model")?;
+            .default_model()
+            .context("no active model")?
+            .model;
 
         for (model, alternative) in iter::once(primary_model)
             .chain(alternative_models)
@@ -2866,7 +2871,9 @@ impl CodegenAlternative {
         assistant_panel_context: Option<LanguageModelRequest>,
         cx: &App,
     ) -> BoxFuture<'static, Result<TokenCounts>> {
-        if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
+        if let Some(ConfiguredModel { model, .. }) =
+            LanguageModelRegistry::read_global(cx).inline_assistant_model()
+        {
             let request = self.build_request(user_prompt, assistant_panel_context.clone(), cx);
             match request {
                 Ok(request) => {
@@ -2972,6 +2979,8 @@ impl CodegenAlternative {
         });
 
         Ok(LanguageModelRequest {
+            thread_id: None,
+            prompt_id: None,
             messages,
             tools: Vec::new(),
             stop: Vec::new(),
@@ -3142,7 +3151,7 @@ impl CodegenAlternative {
 
                         let error_message = result.as_ref().err().map(|error| error.to_string());
                         report_assistant_event(
-                            AssistantEvent {
+                            AssistantEventData {
                                 conversation_id: None,
                                 message_id,
                                 kind: AssistantKind::Inline,

crates/assistant/src/terminal_inline_assistant.rs

@@ -16,10 +16,10 @@ use gpui::{
 };
 use language::Buffer;
 use language_model::{
-    LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
-    report_assistant_event,
+    ConfiguredModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage,
+    Role, report_assistant_event,
 };
-use language_model_selector::{LanguageModelSelector, LanguageModelSelectorPopoverMenu};
+use language_model_selector::{LanguageModelSelector, LanguageModelSelectorPopoverMenu, ModelType};
 use prompt_store::PromptBuilder;
 use settings::{Settings, update_settings_file};
 use std::{
@@ -27,7 +27,7 @@ use std::{
     sync::Arc,
     time::{Duration, Instant},
 };
-use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
+use telemetry_events::{AssistantEventData, AssistantKind, AssistantPhase};
 use terminal::Terminal;
 use terminal_view::TerminalView;
 use theme::ThemeSettings;
@@ -292,6 +292,8 @@ impl TerminalInlineAssistant {
         });
 
         Ok(LanguageModelRequest {
+            thread_id: None,
+            prompt_id: None,
             messages,
             tools: Vec::new(),
             stop: Vec::new(),
@@ -318,11 +320,13 @@ impl TerminalInlineAssistant {
                 })
                 .log_err();
 
-            if let Some(model) = LanguageModelRegistry::read_global(cx).active_model() {
+            if let Some(ConfiguredModel { model, .. }) =
+                LanguageModelRegistry::read_global(cx).inline_assistant_model()
+            {
                 let codegen = assist.codegen.read(cx);
                 let executor = cx.background_executor().clone();
                 report_assistant_event(
-                    AssistantEvent {
+                    AssistantEventData {
                         conversation_id: None,
                         kind: AssistantKind::InlineTerminal,
                         message_id: codegen.message_id.clone(),
@@ -652,8 +656,8 @@ impl Render for PromptEditor {
                                 format!(
                                     "Using {}",
                                     LanguageModelRegistry::read_global(cx)
-                                        .active_model()
-                                        .map(|model| model.name().0)
+                                        .inline_assistant_model()
+                                        .map(|inline_assistant| inline_assistant.model.name().0)
                                         .unwrap_or_else(|| "No model selected".into()),
                                 ),
                                 None,
@@ -751,6 +755,7 @@ impl PromptEditor {
                             move |settings, _| settings.set_model(model.clone()),
                         );
                     },
+                    ModelType::Default,
                     window,
                     cx,
                 )
@@ -822,7 +827,9 @@ impl PromptEditor {
 
     fn count_tokens(&mut self, cx: &mut Context<Self>) {
         let assist_id = self.id;
-        let Some(model) = LanguageModelRegistry::read_global(cx).active_model() else {
+        let Some(ConfiguredModel { model, .. }) =
+            LanguageModelRegistry::read_global(cx).inline_assistant_model()
+        else {
             return;
         };
         self.pending_token_count = cx.spawn(async move |this, cx| {
@@ -980,7 +987,9 @@ impl PromptEditor {
     }
 
     fn render_token_count(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
-        let model = LanguageModelRegistry::read_global(cx).active_model()?;
+        let model = LanguageModelRegistry::read_global(cx)
+            .inline_assistant_model()?
+            .model;
         let token_count = self.token_count?;
         let max_token_count = model.max_token_count();
 
@@ -1131,7 +1140,9 @@ impl Codegen {
     }
 
     pub fn start(&mut self, prompt: LanguageModelRequest, cx: &mut Context<Self>) {
-        let Some(model) = LanguageModelRegistry::read_global(cx).active_model() else {
+        let Some(ConfiguredModel { model, .. }) =
+            LanguageModelRegistry::read_global(cx).inline_assistant_model()
+        else {
             return;
         };
 
@@ -1175,7 +1186,7 @@ impl Codegen {
 
                         let error_message = result.as_ref().err().map(|error| error.to_string());
                         report_assistant_event(
-                            AssistantEvent {
+                            AssistantEventData {
                                 conversation_id: None,
                                 kind: AssistantKind::InlineTerminal,
                                 message_id,

crates/assistant2/src/assistant_diff.rs

@@ -1,772 +0,0 @@
-use crate::{Thread, ThreadEvent, ToggleKeep};
-use anyhow::Result;
-use buffer_diff::DiffHunkStatus;
-use collections::HashSet;
-use editor::{
-    Direction, Editor, EditorEvent, MultiBuffer, ToPoint,
-    actions::{GoToHunk, GoToPreviousHunk},
-};
-use gpui::{
-    Action, AnyElement, AnyView, App, Entity, EventEmitter, FocusHandle, Focusable, SharedString,
-    Subscription, Task, WeakEntity, Window, prelude::*,
-};
-use language::{Capability, DiskState, OffsetRangeExt, Point};
-use multi_buffer::PathKey;
-use project::{Project, ProjectPath};
-use std::{
-    any::{Any, TypeId},
-    ops::Range,
-    sync::Arc,
-};
-use ui::{IconButtonShape, KeyBinding, Tooltip, prelude::*};
-use workspace::{
-    Item, ItemHandle, ItemNavHistory, ToolbarItemEvent, ToolbarItemLocation, ToolbarItemView,
-    Workspace,
-    item::{BreadcrumbText, ItemEvent, TabContentParams},
-    searchable::SearchableItemHandle,
-};
-
-pub struct AssistantDiff {
-    multibuffer: Entity<MultiBuffer>,
-    editor: Entity<Editor>,
-    thread: Entity<Thread>,
-    focus_handle: FocusHandle,
-    workspace: WeakEntity<Workspace>,
-    title: SharedString,
-    _subscriptions: Vec<Subscription>,
-}
-
-impl AssistantDiff {
-    pub fn deploy(
-        thread: Entity<Thread>,
-        workspace: WeakEntity<Workspace>,
-        window: &mut Window,
-        cx: &mut App,
-    ) -> Result<()> {
-        let existing_diff = workspace.update(cx, |workspace, cx| {
-            workspace
-                .items_of_type::<AssistantDiff>(cx)
-                .find(|diff| diff.read(cx).thread == thread)
-        })?;
-        if let Some(existing_diff) = existing_diff {
-            workspace.update(cx, |workspace, cx| {
-                workspace.activate_item(&existing_diff, true, true, window, cx);
-            })
-        } else {
-            let assistant_diff =
-                cx.new(|cx| AssistantDiff::new(thread.clone(), workspace.clone(), window, cx));
-            workspace.update(cx, |workspace, cx| {
-                workspace.add_item_to_center(Box::new(assistant_diff), window, cx);
-            })
-        }
-    }
-
-    pub fn new(
-        thread: Entity<Thread>,
-        workspace: WeakEntity<Workspace>,
-        window: &mut Window,
-        cx: &mut Context<Self>,
-    ) -> Self {
-        let focus_handle = cx.focus_handle();
-        let multibuffer = cx.new(|_| MultiBuffer::new(Capability::ReadWrite));
-
-        let project = thread.read(cx).project().clone();
-        let render_diff_hunk_controls = Arc::new({
-            let assistant_diff = cx.entity();
-            move |row,
-                  status: &DiffHunkStatus,
-                  hunk_range,
-                  is_created_file,
-                  line_height,
-                  _editor: &Entity<Editor>,
-                  window: &mut Window,
-                  cx: &mut App| {
-                render_diff_hunk_controls(
-                    row,
-                    status,
-                    hunk_range,
-                    is_created_file,
-                    line_height,
-                    &assistant_diff,
-                    window,
-                    cx,
-                )
-            }
-        });
-        let editor = cx.new(|cx| {
-            let mut editor =
-                Editor::for_multibuffer(multibuffer.clone(), Some(project.clone()), window, cx);
-            editor.disable_inline_diagnostics();
-            editor.set_expand_all_diff_hunks(cx);
-            editor.set_render_diff_hunk_controls(render_diff_hunk_controls, cx);
-            editor.register_addon(AssistantDiffAddon);
-            editor
-        });
-
-        let action_log = thread.read(cx).action_log().clone();
-        let mut this = Self {
-            _subscriptions: vec![
-                cx.observe_in(&action_log, window, |this, _action_log, window, cx| {
-                    this.update_excerpts(window, cx)
-                }),
-                cx.subscribe(&thread, |this, _thread, event, cx| {
-                    this.handle_thread_event(event, cx)
-                }),
-            ],
-            title: SharedString::default(),
-            multibuffer,
-            editor,
-            thread,
-            focus_handle,
-            workspace,
-        };
-        this.update_excerpts(window, cx);
-        this.update_title(cx);
-        this
-    }
-
-    fn update_excerpts(&mut self, window: &mut Window, cx: &mut Context<Self>) {
-        let thread = self.thread.read(cx);
-        let changed_buffers = thread.action_log().read(cx).changed_buffers(cx);
-        let mut paths_to_delete = self.multibuffer.read(cx).paths().collect::<HashSet<_>>();
-
-        for (buffer, changed) in changed_buffers {
-            let Some(file) = buffer.read(cx).file().cloned() else {
-                continue;
-            };
-
-            let path_key = PathKey::namespaced("", file.full_path(cx).into());
-            paths_to_delete.remove(&path_key);
-
-            let snapshot = buffer.read(cx).snapshot();
-            let diff = changed.diff.read(cx);
-            let diff_hunk_ranges = diff
-                .hunks_intersecting_range(
-                    language::Anchor::MIN..language::Anchor::MAX,
-                    &snapshot,
-                    cx,
-                )
-                .map(|diff_hunk| diff_hunk.buffer_range.to_point(&snapshot))
-                .collect::<Vec<_>>();
-
-            let (was_empty, is_excerpt_newly_added) =
-                self.multibuffer.update(cx, |multibuffer, cx| {
-                    let was_empty = multibuffer.is_empty();
-                    let is_excerpt_newly_added = multibuffer.set_excerpts_for_path(
-                        path_key.clone(),
-                        buffer.clone(),
-                        diff_hunk_ranges,
-                        editor::DEFAULT_MULTIBUFFER_CONTEXT,
-                        cx,
-                    );
-                    multibuffer.add_diff(changed.diff.clone(), cx);
-                    (was_empty, is_excerpt_newly_added)
-                });
-
-            self.editor.update(cx, |editor, cx| {
-                if was_empty {
-                    editor.change_selections(None, window, cx, |selections| {
-                        selections.select_ranges([0..0])
-                    });
-                }
-
-                if is_excerpt_newly_added
-                    && buffer
-                        .read(cx)
-                        .file()
-                        .map_or(false, |file| file.disk_state() == DiskState::Deleted)
-                {
-                    editor.fold_buffer(snapshot.text.remote_id(), cx)
-                }
-            });
-        }
-
-        self.multibuffer.update(cx, |multibuffer, cx| {
-            for path in paths_to_delete {
-                multibuffer.remove_excerpts_for_path(path, cx);
-            }
-        });
-
-        if self.multibuffer.read(cx).is_empty()
-            && self
-                .editor
-                .read(cx)
-                .focus_handle(cx)
-                .contains_focused(window, cx)
-        {
-            self.focus_handle.focus(window);
-        } else if self.focus_handle.is_focused(window) && !self.multibuffer.read(cx).is_empty() {
-            self.editor.update(cx, |editor, cx| {
-                editor.focus_handle(cx).focus(window);
-            });
-        }
-    }
-
-    fn update_title(&mut self, cx: &mut Context<Self>) {
-        let new_title = self
-            .thread
-            .read(cx)
-            .summary()
-            .unwrap_or("Assistant Changes".into());
-        if new_title != self.title {
-            self.title = new_title;
-            cx.emit(EditorEvent::TitleChanged);
-        }
-    }
-
-    fn handle_thread_event(&mut self, event: &ThreadEvent, cx: &mut Context<Self>) {
-        match event {
-            ThreadEvent::SummaryChanged => self.update_title(cx),
-            _ => {}
-        }
-    }
-
-    fn toggle_keep(&mut self, _: &crate::ToggleKeep, _window: &mut Window, cx: &mut Context<Self>) {
-        let ranges = self
-            .editor
-            .read(cx)
-            .selections
-            .disjoint_anchor_ranges()
-            .collect::<Vec<_>>();
-
-        let snapshot = self.multibuffer.read(cx).snapshot(cx);
-        let diff_hunks_in_ranges = self
-            .editor
-            .read(cx)
-            .diff_hunks_in_ranges(&ranges, &snapshot)
-            .collect::<Vec<_>>();
-
-        for hunk in diff_hunks_in_ranges {
-            let buffer = self.multibuffer.read(cx).buffer(hunk.buffer_id);
-            if let Some(buffer) = buffer {
-                self.thread.update(cx, |thread, cx| {
-                    let accept = hunk.status().has_secondary_hunk();
-                    thread.review_edits_in_range(buffer, hunk.buffer_range, accept, cx)
-                });
-            }
-        }
-    }
-
-    fn reject(&mut self, _: &crate::Reject, window: &mut Window, cx: &mut Context<Self>) {
-        let ranges = self
-            .editor
-            .update(cx, |editor, cx| editor.selections.ranges(cx));
-        self.editor.update(cx, |editor, cx| {
-            editor.restore_hunks_in_ranges(ranges, window, cx)
-        })
-    }
-
-    fn reject_all(&mut self, _: &crate::RejectAll, window: &mut Window, cx: &mut Context<Self>) {
-        self.editor.update(cx, |editor, cx| {
-            let max_point = editor.buffer().read(cx).read(cx).max_point();
-            editor.restore_hunks_in_ranges(vec![Point::zero()..max_point], window, cx)
-        })
-    }
-
-    fn keep_all(&mut self, _: &crate::KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
-        self.thread
-            .update(cx, |thread, cx| thread.keep_all_edits(cx));
-    }
-
-    fn review_diff_hunks(
-        &mut self,
-        hunk_ranges: Vec<Range<editor::Anchor>>,
-        accept: bool,
-        cx: &mut Context<Self>,
-    ) {
-        let snapshot = self.multibuffer.read(cx).snapshot(cx);
-        let diff_hunks_in_ranges = self
-            .editor
-            .read(cx)
-            .diff_hunks_in_ranges(&hunk_ranges, &snapshot)
-            .collect::<Vec<_>>();
-
-        for hunk in diff_hunks_in_ranges {
-            let buffer = self.multibuffer.read(cx).buffer(hunk.buffer_id);
-            if let Some(buffer) = buffer {
-                self.thread.update(cx, |thread, cx| {
-                    thread.review_edits_in_range(buffer, hunk.buffer_range, accept, cx)
-                });
-            }
-        }
-    }
-}
-
-impl EventEmitter<EditorEvent> for AssistantDiff {}
-
-impl Focusable for AssistantDiff {
-    fn focus_handle(&self, cx: &App) -> FocusHandle {
-        if self.multibuffer.read(cx).is_empty() {
-            self.focus_handle.clone()
-        } else {
-            self.editor.focus_handle(cx)
-        }
-    }
-}
-
-impl Item for AssistantDiff {
-    type Event = EditorEvent;
-
-    fn tab_icon(&self, _window: &Window, _cx: &App) -> Option<Icon> {
-        Some(Icon::new(IconName::ZedAssistant).color(Color::Muted))
-    }
-
-    fn to_item_events(event: &EditorEvent, f: impl FnMut(ItemEvent)) {
-        Editor::to_item_events(event, f)
-    }
-
-    fn deactivated(&mut self, window: &mut Window, cx: &mut Context<Self>) {
-        self.editor
-            .update(cx, |editor, cx| editor.deactivated(window, cx));
-    }
-
-    fn navigate(
-        &mut self,
-        data: Box<dyn Any>,
-        window: &mut Window,
-        cx: &mut Context<Self>,
-    ) -> bool {
-        self.editor
-            .update(cx, |editor, cx| editor.navigate(data, window, cx))
-    }
-
-    fn tab_tooltip_text(&self, _: &App) -> Option<SharedString> {
-        Some("Assistant Diff".into())
-    }
-
-    fn tab_content(&self, params: TabContentParams, _window: &Window, cx: &App) -> AnyElement {
-        let summary = self
-            .thread
-            .read(cx)
-            .summary()
-            .unwrap_or("Assistant Changes".into());
-        Label::new(format!("Review: {}", summary))
-            .color(if params.selected {
-                Color::Default
-            } else {
-                Color::Muted
-            })
-            .into_any_element()
-    }
-
-    fn telemetry_event_text(&self) -> Option<&'static str> {
-        Some("Assistant Diff Opened")
-    }
-
-    fn as_searchable(&self, _: &Entity<Self>) -> Option<Box<dyn SearchableItemHandle>> {
-        Some(Box::new(self.editor.clone()))
-    }
-
-    fn for_each_project_item(
-        &self,
-        cx: &App,
-        f: &mut dyn FnMut(gpui::EntityId, &dyn project::ProjectItem),
-    ) {
-        self.editor.for_each_project_item(cx, f)
-    }
-
-    fn is_singleton(&self, _: &App) -> bool {
-        false
-    }
-
-    fn set_nav_history(
-        &mut self,
-        nav_history: ItemNavHistory,
-        _: &mut Window,
-        cx: &mut Context<Self>,
-    ) {
-        self.editor.update(cx, |editor, _| {
-            editor.set_nav_history(Some(nav_history));
-        });
-    }
-
-    fn clone_on_split(
-        &self,
-        _workspace_id: Option<workspace::WorkspaceId>,
-        window: &mut Window,
-        cx: &mut Context<Self>,
-    ) -> Option<Entity<Self>>
-    where
-        Self: Sized,
-    {
-        Some(cx.new(|cx| Self::new(self.thread.clone(), self.workspace.clone(), window, cx)))
-    }
-
-    fn is_dirty(&self, cx: &App) -> bool {
-        self.multibuffer.read(cx).is_dirty(cx)
-    }
-
-    fn has_conflict(&self, cx: &App) -> bool {
-        self.multibuffer.read(cx).has_conflict(cx)
-    }
-
-    fn can_save(&self, _: &App) -> bool {
-        true
-    }
-
-    fn save(
-        &mut self,
-        format: bool,
-        project: Entity<Project>,
-        window: &mut Window,
-        cx: &mut Context<Self>,
-    ) -> Task<Result<()>> {
-        self.editor.save(format, project, window, cx)
-    }
-
-    fn save_as(
-        &mut self,
-        _: Entity<Project>,
-        _: ProjectPath,
-        _window: &mut Window,
-        _: &mut Context<Self>,
-    ) -> Task<Result<()>> {
-        unreachable!()
-    }
-
-    fn reload(
-        &mut self,
-        project: Entity<Project>,
-        window: &mut Window,
-        cx: &mut Context<Self>,
-    ) -> Task<Result<()>> {
-        self.editor.reload(project, window, cx)
-    }
-
-    fn act_as_type<'a>(
-        &'a self,
-        type_id: TypeId,
-        self_handle: &'a Entity<Self>,
-        _: &'a App,
-    ) -> Option<AnyView> {
-        if type_id == TypeId::of::<Self>() {
-            Some(self_handle.to_any())
-        } else if type_id == TypeId::of::<Editor>() {
-            Some(self.editor.to_any())
-        } else {
-            None
-        }
-    }
-
-    fn breadcrumb_location(&self, _: &App) -> ToolbarItemLocation {
-        ToolbarItemLocation::PrimaryLeft
-    }
-
-    fn breadcrumbs(&self, theme: &theme::Theme, cx: &App) -> Option<Vec<BreadcrumbText>> {
-        self.editor.breadcrumbs(theme, cx)
-    }
-
-    fn added_to_workspace(
-        &mut self,
-        workspace: &mut Workspace,
-        window: &mut Window,
-        cx: &mut Context<Self>,
-    ) {
-        self.editor.update(cx, |editor, cx| {
-            editor.added_to_workspace(workspace, window, cx)
-        });
-    }
-}
-
-impl Render for AssistantDiff {
-    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
-        let is_empty = self.multibuffer.read(cx).is_empty();
-
-        div()
-            .track_focus(&self.focus_handle)
-            .key_context(if is_empty {
-                "EmptyPane"
-            } else {
-                "AssistantDiff"
-            })
-            .on_action(cx.listener(Self::toggle_keep))
-            .on_action(cx.listener(Self::reject))
-            .on_action(cx.listener(Self::reject_all))
-            .on_action(cx.listener(Self::keep_all))
-            .bg(cx.theme().colors().editor_background)
-            .flex()
-            .items_center()
-            .justify_center()
-            .size_full()
-            .when(is_empty, |el| el.child("No changes to review"))
-            .when(!is_empty, |el| el.child(self.editor.clone()))
-    }
-}
-
-fn render_diff_hunk_controls(
-    row: u32,
-    status: &DiffHunkStatus,
-    hunk_range: Range<editor::Anchor>,
-    is_created_file: bool,
-    line_height: Pixels,
-    assistant_diff: &Entity<AssistantDiff>,
-    window: &mut Window,
-    cx: &mut App,
-) -> AnyElement {
-    let editor = assistant_diff.read(cx).editor.clone();
-
-    h_flex()
-        .h(line_height)
-        .mr_0p5()
-        .gap_1()
-        .px_0p5()
-        .pb_1()
-        .border_x_1()
-        .border_b_1()
-        .border_color(cx.theme().colors().border)
-        .rounded_b_md()
-        .bg(cx.theme().colors().editor_background)
-        .gap_1()
-        .occlude()
-        .shadow_md()
-        .children(if status.has_secondary_hunk() {
-            vec![
-                Button::new("reject", "Reject")
-                    .disabled(is_created_file)
-                    .key_binding(
-                        KeyBinding::for_action_in(
-                            &crate::Reject,
-                            &editor.read(cx).focus_handle(cx),
-                            window,
-                            cx,
-                        )
-                        .map(|kb| kb.size(rems_from_px(12.))),
-                    )
-                    .on_click({
-                        let editor = editor.clone();
-                        move |_event, window, cx| {
-                            editor.update(cx, |editor, cx| {
-                                let snapshot = editor.snapshot(window, cx);
-                                let point = hunk_range.start.to_point(&snapshot.buffer_snapshot);
-                                editor.restore_hunks_in_ranges(vec![point..point], window, cx);
-                            });
-                        }
-                    }),
-                Button::new(("keep", row as u64), "Keep")
-                    .key_binding(
-                        KeyBinding::for_action_in(
-                            &crate::ToggleKeep,
-                            &editor.read(cx).focus_handle(cx),
-                            window,
-                            cx,
-                        )
-                        .map(|kb| kb.size(rems_from_px(12.))),
-                    )
-                    .on_click({
-                        let assistant_diff = assistant_diff.clone();
-                        move |_event, _window, cx| {
-                            assistant_diff.update(cx, |diff, cx| {
-                                diff.review_diff_hunks(
-                                    vec![hunk_range.start..hunk_range.start],
-                                    true,
-                                    cx,
-                                );
-                            });
-                        }
-                    }),
-            ]
-        } else {
-            vec![
-                Button::new(("review", row as u64), "Review")
-                    .key_binding(KeyBinding::for_action_in(
-                        &ToggleKeep,
-                        &editor.read(cx).focus_handle(cx),
-                        window,
-                        cx,
-                    ))
-                    .on_click({
-                        let assistant_diff = assistant_diff.clone();
-                        move |_event, _window, cx| {
-                            assistant_diff.update(cx, |diff, cx| {
-                                diff.review_diff_hunks(
-                                    vec![hunk_range.start..hunk_range.start],
-                                    false,
-                                    cx,
-                                );
-                            });
-                        }
-                    }),
-            ]
-        })
-        .when(
-            !editor.read(cx).buffer().read(cx).all_diff_hunks_expanded(),
-            |el| {
-                el.child(
-                    IconButton::new(("next-hunk", row as u64), IconName::ArrowDown)
-                        .shape(IconButtonShape::Square)
-                        .icon_size(IconSize::Small)
-                        // .disabled(!has_multiple_hunks)
-                        .tooltip({
-                            let focus_handle = editor.focus_handle(cx);
-                            move |window, cx| {
-                                Tooltip::for_action_in(
-                                    "Next Hunk",
-                                    &GoToHunk,
-                                    &focus_handle,
-                                    window,
-                                    cx,
-                                )
-                            }
-                        })
-                        .on_click({
-                            let editor = editor.clone();
-                            move |_event, window, cx| {
-                                editor.update(cx, |editor, cx| {
-                                    let snapshot = editor.snapshot(window, cx);
-                                    let position =
-                                        hunk_range.end.to_point(&snapshot.buffer_snapshot);
-                                    editor.go_to_hunk_before_or_after_position(
-                                        &snapshot,
-                                        position,
-                                        Direction::Next,
-                                        window,
-                                        cx,
-                                    );
-                                    editor.expand_selected_diff_hunks(cx);
-                                });
-                            }
-                        }),
-                )
-                .child(
-                    IconButton::new(("prev-hunk", row as u64), IconName::ArrowUp)
-                        .shape(IconButtonShape::Square)
-                        .icon_size(IconSize::Small)
-                        // .disabled(!has_multiple_hunks)
-                        .tooltip({
-                            let focus_handle = editor.focus_handle(cx);
-                            move |window, cx| {
-                                Tooltip::for_action_in(
-                                    "Previous Hunk",
-                                    &GoToPreviousHunk,
-                                    &focus_handle,
-                                    window,
-                                    cx,
-                                )
-                            }
-                        })
-                        .on_click({
-                            let editor = editor.clone();
-                            move |_event, window, cx| {
-                                editor.update(cx, |editor, cx| {
-                                    let snapshot = editor.snapshot(window, cx);
-                                    let point =
-                                        hunk_range.start.to_point(&snapshot.buffer_snapshot);
-                                    editor.go_to_hunk_before_or_after_position(
-                                        &snapshot,
-                                        point,
-                                        Direction::Prev,
-                                        window,
-                                        cx,
-                                    );
-                                    editor.expand_selected_diff_hunks(cx);
-                                });
-                            }
-                        }),
-                )
-            },
-        )
-        .into_any_element()
-}
-
-struct AssistantDiffAddon;
-
-impl editor::Addon for AssistantDiffAddon {
-    fn to_any(&self) -> &dyn std::any::Any {
-        self
-    }
-
-    fn extend_key_context(&self, key_context: &mut gpui::KeyContext, _: &App) {
-        key_context.add("assistant_diff");
-    }
-}
-
-pub struct AssistantDiffToolbar {
-    assistant_diff: Option<WeakEntity<AssistantDiff>>,
-    _workspace: WeakEntity<Workspace>,
-}
-
-impl AssistantDiffToolbar {
-    pub fn new(workspace: &Workspace, _: &mut Context<Self>) -> Self {
-        Self {
-            assistant_diff: None,
-            _workspace: workspace.weak_handle(),
-        }
-    }
-
-    fn assistant_diff(&self, _: &App) -> Option<Entity<AssistantDiff>> {
-        self.assistant_diff.as_ref()?.upgrade()
-    }
-
-    fn dispatch_action(&self, action: &dyn Action, window: &mut Window, cx: &mut Context<Self>) {
-        if let Some(assistant_diff) = self.assistant_diff(cx) {
-            assistant_diff.focus_handle(cx).focus(window);
-        }
-        let action = action.boxed_clone();
-        cx.defer(move |cx| {
-            cx.dispatch_action(action.as_ref());
-        })
-    }
-}
-
-impl EventEmitter<ToolbarItemEvent> for AssistantDiffToolbar {}
-
-impl ToolbarItemView for AssistantDiffToolbar {
-    fn set_active_pane_item(
-        &mut self,
-        active_pane_item: Option<&dyn ItemHandle>,
-        _: &mut Window,
-        cx: &mut Context<Self>,
-    ) -> ToolbarItemLocation {
-        self.assistant_diff = active_pane_item
-            .and_then(|item| item.act_as::<AssistantDiff>(cx))
-            .map(|entity| entity.downgrade());
-        if self.assistant_diff.is_some() {
-            ToolbarItemLocation::PrimaryRight
-        } else {
-            ToolbarItemLocation::Hidden
-        }
-    }
-
-    fn pane_focus_update(
-        &mut self,
-        _pane_focused: bool,
-        _window: &mut Window,
-        _cx: &mut Context<Self>,
-    ) {
-    }
-}
-
-impl Render for AssistantDiffToolbar {
-    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
-        let assistant_diff = match self.assistant_diff(cx) {
-            Some(ad) => ad,
-            None => return div(),
-        };
-
-        let is_empty = assistant_diff.read(cx).multibuffer.read(cx).is_empty();
-
-        if is_empty {
-            return div();
-        }
-
-        h_group_xl()
-            .my_neg_1()
-            .items_center()
-            .p_1()
-            .flex_wrap()
-            .justify_between()
-            .child(
-                h_group_sm()
-                    .child(
-                        Button::new("reject-all", "Reject All").on_click(cx.listener(
-                            |this, _, window, cx| {
-                                this.dispatch_action(&crate::RejectAll, window, cx)
-                            },
-                        )),
-                    )
-                    .child(Button::new("keep-all", "Keep All").on_click(cx.listener(
-                        |this, _, window, cx| this.dispatch_action(&crate::KeepAll, window, cx),
-                    ))),
-            )
-    }
-}