feat: restore dedicated model selector for context condensing

packages/types/src/global-settings.ts

@@ -198,6 +198,7 @@ export const globalSettingsSchema = z.object({
 	customModePrompts: customModePromptsSchema.optional(),
 	customSupportPrompts: customSupportPromptsSchema.optional(),
 	enhancementApiConfigId: z.string().optional(),
+	condensingApiConfigId: z.string().optional(),
 	includeTaskHistoryInEnhance: z.boolean().optional(),
 	historyPreviewCollapsed: z.boolean().optional(),
 	reasoningBlockCollapsed: z.boolean().optional(),

packages/types/src/vscode-extension-host.ts

@@ -289,6 +289,7 @@ export type ExtensionState = Pick<
 	| "customModePrompts"
 	| "customSupportPrompts"
 	| "enhancementApiConfigId"
+	| "condensingApiConfigId"
 	| "customCondensingPrompt"
 	| "codebaseIndexConfig"
 	| "codebaseIndexModels"
@@ -485,6 +486,7 @@ export interface WebviewMessage {
 		| "copySystemPrompt"
 		| "systemPrompt"
 		| "enhancementApiConfigId"
+		| "condensingApiConfigId"
 		| "autoApprovalEnabled"
 		| "updateCustomMode"
 		| "deleteCustomMode"

src/core/task/Task.ts

@@ -1645,6 +1645,42 @@ export class Task extends EventEmitter<TaskEvents> implements TaskLike {
 		}
 	}
 
+	/**
+	 * Builds a dedicated API handler for context condensing if a condensing API config is set.
+	 * Falls back to the task's main API handler if no dedicated config is configured.
+	 */
+	private async buildCondensingApiHandler(): Promise<ApiHandler> {
+		const provider = this.providerRef.deref()
+		if (!provider) {
+			return this.api
+		}
+
+		const state = await provider.getState()
+		const { condensingApiConfigId, listApiConfigMeta } = state ?? {}
+
+		if (
+			condensingApiConfigId &&
+			listApiConfigMeta?.find(({ id }: { id: string }) => id === condensingApiConfigId)
+		) {
+			try {
+				const { name: _, ...providerSettings } = await provider.providerSettingsManager.getProfile({
+					id: condensingApiConfigId,
+				})
+
+				if (providerSettings.apiProvider) {
+					return buildApiHandler(providerSettings)
+				}
+			} catch (error) {
+				console.warn(
+					`[Task#${this.taskId}] Failed to build condensing API handler, falling back to task handler:`,
+					error,
+				)
+			}
+		}
+
+		return this.api
+	}
+
 	public async condenseContext(): Promise<void> {
 		// CRITICAL: Flush any pending tool results before condensing
 		// to ensure tool_use/tool_result pairs are complete in history
@@ -1659,6 +1695,9 @@ export class Task extends EventEmitter<TaskEvents> implements TaskLike {
 
 		const { contextTokens: prevContextTokens } = this.getTokenUsage()
 
+		// Build a dedicated API handler for condensing if configured
+		const condensingApiHandler = await this.buildCondensingApiHandler()
+
 		// Build tools for condensing metadata (same tools used for normal API calls)
 		const provider = this.providerRef.deref()
 		let allTools: import("openai").default.Chat.ChatCompletionTool[] = []
@@ -1705,7 +1744,7 @@ export class Task extends EventEmitter<TaskEvents> implements TaskLike {
 			condenseId,
 		} = await summarizeConversation({
 			messages: this.apiConversationHistory,
-			apiHandler: this.api,
+			apiHandler: condensingApiHandler,
 			systemPrompt,
 			taskId: this.taskId,
 			isAutomaticTrigger: false,
@@ -3887,13 +3926,16 @@ export class Task extends EventEmitter<TaskEvents> implements TaskLike {
 			// Generate environment details to include in the condensed summary
 			const environmentDetails = await getEnvironmentDetails(this, true)
 
+			// Build a dedicated API handler for condensing if configured
+			const condensingApiHandler = await this.buildCondensingApiHandler()
+
 			// Force aggressive truncation by keeping only 75% of the conversation history
 			const truncateResult = await manageContext({
 				messages: this.apiConversationHistory,
 				totalTokens: contextTokens || 0,
 				maxTokens,
 				contextWindow,
-				apiHandler: this.api,
+				apiHandler: condensingApiHandler,
 				autoCondenseContext: true,
 				autoCondenseContextPercent: FORCED_CONTEXT_REDUCTION_PERCENT,
 				systemPrompt: await this.getSystemPrompt(),
@@ -4112,12 +4154,15 @@ export class Task extends EventEmitter<TaskEvents> implements TaskLike {
 					: undefined
 
 			try {
+				// Build a dedicated API handler for condensing if configured
+				const condensingApiHandler = await this.buildCondensingApiHandler()
+
 				const truncateResult = await manageContext({
 					messages: this.apiConversationHistory,
 					totalTokens: contextTokens,
 					maxTokens,
 					contextWindow,
-					apiHandler: this.api,
+					apiHandler: condensingApiHandler,
 					autoCondenseContext,
 					autoCondenseContextPercent,
 					systemPrompt,

src/core/webview/ClineProvider.ts

@@ -2170,6 +2170,7 @@ export class ClineProvider
 			customModePrompts,
 			customSupportPrompts,
 			enhancementApiConfigId,
+			condensingApiConfigId,
 			autoApprovalEnabled,
 			customModes,
 			experiments,
@@ -2290,6 +2291,7 @@ export class ClineProvider
 			customModePrompts: customModePrompts ?? {},
 			customSupportPrompts: customSupportPrompts ?? {},
 			enhancementApiConfigId,
+			condensingApiConfigId,
 			autoApprovalEnabled: autoApprovalEnabled ?? false,
 			customModes,
 			experiments: experiments ?? experimentDefault,
@@ -2520,6 +2522,7 @@ export class ClineProvider
 			customModePrompts: stateValues.customModePrompts ?? {},
 			customSupportPrompts: stateValues.customSupportPrompts ?? {},
 			enhancementApiConfigId: stateValues.enhancementApiConfigId,
+			condensingApiConfigId: stateValues.condensingApiConfigId,
 			experiments: stateValues.experiments ?? experimentDefault,
 			autoApprovalEnabled: stateValues.autoApprovalEnabled ?? false,
 			customModes,

src/core/webview/webviewMessageHandler.ts

@@ -1653,6 +1653,10 @@ export const webviewMessageHandler = async (
 			await updateGlobalState("enhancementApiConfigId", message.text)
 			await provider.postStateToWebview()
 			break
+		case "condensingApiConfigId":
+			await updateGlobalState("condensingApiConfigId", message.text)
+			await provider.postStateToWebview()
+			break
 
 		case "autoApprovalEnabled":
 			await updateGlobalState("autoApprovalEnabled", message.bool ?? false)

webview-ui/src/components/settings/ContextManagementSettings.tsx

@@ -29,6 +29,8 @@ type ContextManagementSettingsProps = HTMLAttributes<HTMLDivElement> & {
 	autoCondenseContext: boolean
 	autoCondenseContextPercent: number
 	listApiConfigMeta: any[]
+	condensingApiConfigId?: string
+	setCondensingApiConfigId: (value: string) => void
 	maxOpenTabsContext: number
 	maxWorkspaceFiles: number
 	showRooIgnoredFiles?: boolean
@@ -67,6 +69,8 @@ export const ContextManagementSettings = ({
 	autoCondenseContext,
 	autoCondenseContextPercent,
 	listApiConfigMeta,
+	condensingApiConfigId,
+	setCondensingApiConfigId,
 	maxOpenTabsContext,
 	maxWorkspaceFiles,
 	showRooIgnoredFiles,
@@ -472,6 +476,52 @@ export const ContextManagementSettings = ({
 					/>
 				</SearchableSetting>
 
+				{/* Condensing API Configuration */}
+				<SearchableSetting
+					settingId="context-condensing-api-config"
+					section="contextManagement"
+					label={t("settings:contextManagement.condensingApiConfiguration.label")}>
+					<div>
+						<label className="block font-medium mb-1">
+							{t("settings:contextManagement.condensingApiConfiguration.label")}
+						</label>
+						<div className="text-sm text-vscode-descriptionForeground mb-2">
+							{t("settings:contextManagement.condensingApiConfiguration.description")}
+						</div>
+						<Select
+							value={condensingApiConfigId || "-"}
+							onValueChange={(value) => {
+								const newConfigId = value === "-" ? "" : value
+								setCondensingApiConfigId(newConfigId)
+								vscode.postMessage({
+									type: "condensingApiConfigId",
+									text: value === "-" ? "" : value,
+								})
+							}}>
+							<SelectTrigger data-testid="condensing-api-config-select" className="w-full">
+								<SelectValue
+									placeholder={t(
+										"settings:contextManagement.condensingApiConfiguration.useCurrentConfig",
+									)}
+								/>
+							</SelectTrigger>
+							<SelectContent>
+								<SelectItem value="-">
+									{t("settings:contextManagement.condensingApiConfiguration.useCurrentConfig")}
+								</SelectItem>
+								{(listApiConfigMeta || []).map((config: any) => (
+									<SelectItem
+										key={config.id}
+										value={config.id}
+										data-testid={`condensing-${config.id}-option`}>
+										{config.name}
+									</SelectItem>
+								))}
+							</SelectContent>
+						</Select>
+					</div>
+				</SearchableSetting>
+
 				{/* Auto Condense Context */}
 				<SearchableSetting
 					settingId="context-auto-condense"

webview-ui/src/components/settings/SettingsView.tsx

@@ -831,6 +831,10 @@ const SettingsView = forwardRef<SettingsViewRef, SettingsViewProps>(({ onDone, t
 								autoCondenseContext={autoCondenseContext}
 								autoCondenseContextPercent={autoCondenseContextPercent}
 								listApiConfigMeta={listApiConfigMeta ?? []}
+								condensingApiConfigId={cachedState.condensingApiConfigId}
+								setCondensingApiConfigId={(value) =>
+									setCachedState((prev) => ({ ...prev, condensingApiConfigId: value }))
+								}
 								maxOpenTabsContext={maxOpenTabsContext}
 								maxWorkspaceFiles={maxWorkspaceFiles ?? 200}
 								showRooIgnoredFiles={showRooIgnoredFiles}

webview-ui/src/components/settings/__tests__/ContextManagementSettings.spec.tsx

@@ -89,6 +89,8 @@ describe("ContextManagementSettings", () => {
 		autoCondenseContext: false,
 		autoCondenseContextPercent: 80,
 		listApiConfigMeta: [],
+		condensingApiConfigId: undefined as string | undefined,
+		setCondensingApiConfigId: vi.fn(),
 		maxOpenTabsContext: 20,
 		maxWorkspaceFiles: 200,
 		showRooIgnoredFiles: false,
@@ -333,9 +335,9 @@ describe("ContextManagementSettings", () => {
 		const slider = screen.getByTestId("condense-threshold-slider")
 		expect(slider).toBeInTheDocument()
 
-		// Should render the profile select dropdown
+		// Should render the profile select dropdown and condensing API config dropdown
 		const selects = screen.getAllByRole("combobox")
-		expect(selects).toHaveLength(1)
+		expect(selects).toHaveLength(2)
 	})
 
 	describe("Auto Condense Context functionality", () => {
@@ -368,8 +370,8 @@ describe("ContextManagementSettings", () => {
 
 			// Threshold settings should be visible
 			expect(screen.getByTestId("condense-threshold-slider")).toBeInTheDocument()
-			// One combobox for profile selection
-			expect(screen.getAllByRole("combobox")).toHaveLength(1)
+			// Two comboboxes: condensing API config + profile selection
+			expect(screen.getAllByRole("combobox")).toHaveLength(2)
 		})
 
 		it("updates auto condense context percent", () => {