{"status":"ok","message":"AI API Proxy with Smart Model Fallback","endpoints":{"gemini":{"path":"/gemini/*","keys":5,"modelPriority":["gemini-3-flash-preview","gemini-2.5-flash","gemini-3.1-flash-lite-preview"]},"openai":{"path":"/openai/*","keys":0},"anthropic":{"path":"/anthropic/*","keys":0}},"usage":"Use \"auto\" as model name → tries best model first, falls back on 429.","strategy":"gemini-3-flash (best) → gemini-2.5-flash → gemini-3.1-flash-lite (bulk fallback)"}