Thin proxy to Google's OpenAI-compatible Gemini endpoint.
| 13 | |
| 14 | |
| 15 | class GeminiAPIHandler(BaseAPIHandler): |
| 16 | """Thin proxy to Google's OpenAI-compatible Gemini endpoint.""" |
| 17 | |
| 18 | def __init__(self): |
| 19 | super().__init__("gemini") |
| 20 | |
| 21 | self.model_map = { |
| 22 | "gemma-4-26b-a4b-it": { |
| 23 | "model_id": "gemma-4-26b-a4b-it", |
| 24 | "parameters": "26BA4", |
| 25 | "multimodal": True, |
| 26 | "pro": False, |
| 27 | }, |
| 28 | "gemma-4-31b-it": { |
| 29 | "model_id": "gemma-4-31b-it", |
| 30 | "parameters": "31B", |
| 31 | "multimodal": True, |
| 32 | "pro": False, |
| 33 | }, |
| 34 | # Hidden model for agent creator (free users) |
| 35 | "gemini-2.0-flash-lite-free": { |
| 36 | "model_id": "gemini-flash-lite-latest", |
| 37 | "parameters": "N/A", |
| 38 | "multimodal": True, |
| 39 | "pro": False, |
| 40 | }, |
| 41 | # Hidden model for agent creator (pro users) |
| 42 | "gemini-2.5-flash-lite-free": { |
| 43 | "model_id": "gemini-flash-lite-latest", |
| 44 | "parameters": "N/A", |
| 45 | "multimodal": True, |
| 46 | "pro": False, |
| 47 | }, |
| 48 | } |
| 49 | |
| 50 | self.models = [ |
| 51 | { |
| 52 | "name": display_name, |
| 53 | "parameters": info.get("parameters", "N/A"), |
| 54 | "multimodal": info.get("multimodal", False), |
| 55 | "pro": info.get("pro", False), |
| 56 | } |
| 57 | for display_name, info in self.model_map.items() |
| 58 | ] |
| 59 | |
| 60 | self.api_key = os.environ.get("GEMINI_API_KEY") |
| 61 | if not self.api_key: |
| 62 | logger.error("GEMINI_API_KEY environment variable not set.") |
| 63 | |
| 64 | logger.info("GeminiAPIHandler registered models: %s", [m["name"] for m in self.models]) |
| 65 | |
| 66 | def _headers(self): |
| 67 | return { |
| 68 | "Content-Type": "application/json", |
| 69 | "Authorization": f"Bearer {self.api_key}", |
| 70 | "User-Agent": "ObserverAI-FastAPI-Client/1.0", |
| 71 | } |
| 72 |