feat(ai-gateway): add alibaba as ai_sdk_provider (#2787)

Identical to openai-compatible, but reports cache write tokens that alibaba bills separately.

Co-authored-by: kiloconnect[bot] <240665456+kiloconnect[bot]@users.noreply.github.com>

Author: kilo-code-bot[bot]

apps/web/src/lib/ai-gateway/providers/direct-byok/index.ts

@@ -103,7 +103,10 @@ export async function getDirectByokModelsForUser(userId: string) {
 }
 
 export function createAiSdkProvider(directByokProvider: DirectByokProvider, apiKey: string) {
-  if (directByokProvider.ai_sdk_provider === 'openai-compatible') {
+  if (
+    directByokProvider.ai_sdk_provider === 'openai-compatible' ||
+    directByokProvider.ai_sdk_provider === 'alibaba'
+  ) {
     return createOpenAICompatible({
       baseURL: directByokProvider.base_url,
       apiKey,

apps/web/src/lib/ai-gateway/providers/index.ts

@@ -61,6 +61,7 @@ function inferSupportedChatApis(
   }
   if (
     aiSdkProvider === 'openai-compatible' ||
+    aiSdkProvider === 'alibaba' ||
     aiSdkProvider === 'openrouter' ||
     openClawApiAdapter === 'openai-completions' ||
     result.length === 0

packages/db/src/schema-types.ts

@@ -737,6 +737,7 @@ export const CustomLlmProviderSchema = z.enum([
   'openai', // uses Responses API
   'openai-compatible', // uses Chat Completions API with reasoning_content
   'openrouter', // uses Chat Completions API with reasoning_details
+  'alibaba', // identical to openai-compatible, but reports cache write tokens that alibaba bills separately
 ]);
 
 export type CustomLlmProvider = z.infer<typeof CustomLlmProviderSchema>;