feat: allow experimental task model selection

.changeset/task-model-selection.md

@@ -0,0 +1,7 @@
+---
+"@kilocode/cli": minor
+"@kilocode/sdk": minor
+"kilo-code": minor
+---
+
+Allow the orchestrating agent to choose a model, provider, and reasoning effort for each subagent task behind an experimental setting.

packages/core/src/v1/config/config.ts

@@ -304,6 +304,9 @@ export const Info = Schema.Struct({
       native_notebook_tools: Schema.optional(Schema.Boolean).annotate({
         description: "Enable native tools for reading, editing, and executing VS Code notebooks",
       }),
+      task_model_selection: Schema.optional(Schema.Boolean).annotate({
+        description: "Allow task subagents to select a model, provider, and reasoning effort",
+      }),
       speech_to_text_model: Schema.optional(Schema.String).annotate({
         description: "Speech-to-text transcription model ID to use for voice input",
       }),

packages/kilo-vscode/tests/unit/task-model-selection.test.ts

@@ -0,0 +1,36 @@
+import { describe, expect, it } from "bun:test"
+import { ConfigState } from "../../webview-ui/src/utils/config-utils"
+
+describe("task subagent model selection config", () => {
+  it("stages the experimental toggle and discards it", () => {
+    const state = new ConfigState()
+    state.handleConfigLoaded({ experimental: { task_model_selection: false } })
+
+    state.updateConfig({ experimental: { task_model_selection: true } })
+
+    expect(state.config.experimental?.task_model_selection).toBe(true)
+    expect(state.draft.experimental?.task_model_selection).toBe(true)
+    expect(state.dirty).toBe(true)
+
+    state.discardConfig()
+
+    expect(state.config.experimental?.task_model_selection).toBe(false)
+    expect(state.dirty).toBe(false)
+  })
+
+  it("clears the draft after the backend confirms the save", () => {
+    const state = new ConfigState()
+    state.handleConfigLoaded({ experimental: { task_model_selection: false } })
+    state.updateConfig({ experimental: { task_model_selection: true } })
+    state.saveConfig()
+
+    expect(state.saving).toBe(true)
+
+    state.handleConfigUpdated({ experimental: { task_model_selection: true } })
+
+    expect(state.config.experimental?.task_model_selection).toBe(true)
+    expect(state.dirty).toBe(false)
+    expect(state.saving).toBe(false)
+    expect(state.draft).toEqual({})
+  })
+})

packages/kilo-vscode/webview-ui/src/components/settings/ExperimentalTab.tsx

@@ -217,6 +217,19 @@ const ExperimentalTab: Component = () => {
           </Switch>
         </SettingsRow>
 
+        <SettingsRow
+          title={language.t("settings.experimental.taskModelSelection.title")}
+          description={language.t("settings.experimental.taskModelSelection.description")}
+        >
+          <Switch
+            checked={experimental().task_model_selection ?? false}
+            onChange={(checked) => updateExperimental("task_model_selection", checked)}
+            hideLabel
+          >
+            {language.t("settings.experimental.taskModelSelection.title")}
+          </Switch>
+        </SettingsRow>
+
         {/* MCP timeout */}
         <SettingsRow
           title={language.t("settings.experimental.mcpTimeout.title")}

packages/kilo-vscode/webview-ui/src/i18n/de.ts

@@ -913,6 +913,9 @@ export const dict = {
   "settings.experimental.multiProject.title": "Multi-Projekt Agent Manager",
   "settings.experimental.multiProject.description":
     "Aktivieren Sie die Verwaltung von Sitzungen und Worktrees über mehrere Repositories im Agent Manager. Das aktuelle Workspace-Repository ist immer das Standardprojekt.",
+  "settings.experimental.taskModelSelection.title": "Task-Subagent-Modellauswahl",
+  "settings.experimental.taskModelSelection.description":
+    "Erlaubt die explizite Auswahl von Modell, Anbieter und Schlussfolgerungsaufwand für Task-Subagenten.",
   "settings.experimental.mcpTimeout.title": "MCP-Zeitlimit (ms)",
   "settings.experimental.mcpTimeout.description": "Zeitlimit für MCP-Server-Anfragen in Millisekunden",
   "settings.experimental.remote.title": "Remote-Steuerung",

packages/kilo-vscode/webview-ui/src/i18n/en.ts

@@ -873,6 +873,9 @@ export const dict = {
   "settings.experimental.multiProject.title": "Multi-Project Agent Manager",
   "settings.experimental.multiProject.description":
     "Enable managing sessions and worktrees across multiple repositories in Agent Manager. The current workspace repository is always the default project.",
+  "settings.experimental.taskModelSelection.title": "Task Subagent Model Selection",
+  "settings.experimental.taskModelSelection.description":
+    "Allow task subagents to use an explicitly selected model, provider, and reasoning effort.",
   "settings.experimental.mcpTimeout.title": "MCP Timeout (ms)",
   "settings.experimental.mcpTimeout.description": "Timeout for MCP server requests in milliseconds",
   "settings.experimental.remote.title": "Remote Control",