Responses

{
  "id": "chatcmpl-123",              // Unique identifier for the completion
  "object": "chat.completion",       // Object type
  "created": 1677652288,             // Unix timestamp
  "model": "google/gemini-pro",      // The model used
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hello world!"     // The generated response
      },
      "finish_reason": "stop"        // Why generation ended (stop, length, content_filter)
    }
  ],
  "usage": {
    "prompt_tokens": 9,
    "completion_tokens": 12,
    "total_tokens": 21
  }
}