feat(openai): add custom model info configuration

Adds support for configuring custom OpenAI-compatible model capabilities and pricing, including:

Max output tokens
Context window size
Image/computer use support
Input/output token pricing
Cache read/write pricing

src/api/providers/openai.ts

@@ -108,7 +108,7 @@ export class OpenAiHandler implements ApiHandler, SingleCompletionHandler {
 	getModel(): { id: string; info: ModelInfo } {
 		return {
 			id: this.options.openAiModelId ?? "",
-			info: openAiModelInfoSaneDefaults,
+			info: this.options.openAiCusModelInfo ?? openAiModelInfoSaneDefaults,
 		}
 	}
 

src/core/webview/ClineProvider.ts

@@ -68,6 +68,7 @@ type GlobalStateKey =
 	| "taskHistory"
 	| "openAiBaseUrl"
 	| "openAiModelId"
+	| "openAiCusModelInfo"
 	| "ollamaModelId"
 	| "ollamaBaseUrl"
 	| "lmStudioModelId"
@@ -1198,6 +1199,7 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 			openAiBaseUrl,
 			openAiApiKey,
 			openAiModelId,
+			openAiCusModelInfo,
 			ollamaModelId,
 			ollamaBaseUrl,
 			lmStudioModelId,
@@ -1231,6 +1233,7 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 		await this.updateGlobalState("openAiBaseUrl", openAiBaseUrl)
 		await this.storeSecret("openAiApiKey", openAiApiKey)
 		await this.updateGlobalState("openAiModelId", openAiModelId)
+		await this.updateGlobalState("openAiCusModelInfo", openAiCusModelInfo)
 		await this.updateGlobalState("ollamaModelId", ollamaModelId)
 		await this.updateGlobalState("ollamaBaseUrl", ollamaBaseUrl)
 		await this.updateGlobalState("lmStudioModelId", lmStudioModelId)
@@ -1847,6 +1850,7 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 			openAiBaseUrl,
 			openAiApiKey,
 			openAiModelId,
+			openAiCusModelInfo,
 			ollamaModelId,
 			ollamaBaseUrl,
 			lmStudioModelId,
@@ -1910,6 +1914,7 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 			this.getGlobalState("openAiBaseUrl") as Promise<string | undefined>,
 			this.getSecret("openAiApiKey") as Promise<string | undefined>,
 			this.getGlobalState("openAiModelId") as Promise<string | undefined>,
+			this.getGlobalState("openAiCusModelInfo") as Promise<ModelInfo | undefined>,
 			this.getGlobalState("ollamaModelId") as Promise<string | undefined>,
 			this.getGlobalState("ollamaBaseUrl") as Promise<string | undefined>,
 			this.getGlobalState("lmStudioModelId") as Promise<string | undefined>,
@@ -1990,6 +1995,7 @@ export class ClineProvider implements vscode.WebviewViewProvider {
 				openAiBaseUrl,
 				openAiApiKey,
 				openAiModelId,
+				openAiCusModelInfo,
 				ollamaModelId,
 				ollamaBaseUrl,
 				lmStudioModelId,

src/shared/WebviewMessage.ts

@@ -76,6 +76,7 @@ export interface WebviewMessage {
 		| "autoApprovalEnabled"
 		| "updateCustomMode"
 		| "deleteCustomMode"
+		| "setOpenAiCusModelInfo"
 	text?: string
 	disabled?: boolean
 	askResponse?: ClineAskResponse

src/shared/api.ts

@@ -38,6 +38,7 @@ export interface ApiHandlerOptions {
 	openAiBaseUrl?: string
 	openAiApiKey?: string
 	openAiModelId?: string
+	openAiCusModelInfo?: ModelInfo
 	ollamaModelId?: string
 	ollamaBaseUrl?: string
 	lmStudioModelId?: string