Update app/api/chat/route.ts

app/api/chat/route.ts

@@ -33,7 +33,7 @@ export async function POST(req: Request) {
         // map "assistant" to "agent" for Mistral:
         role: message.role === 'assistant' ? 'agent' : 'user',
         content: message.content,
-    })),
+    }) as any),
     functions,
     function_call
   })