{
  "image_api": {
    "key": "your_image_api_key",
    "base_url": "https://api.openai.com/v1",
    "model": "dall-e-3"
  },
  "vision_api": {
    "key": "your_vision_api_key",
    "base_url": "https://api.openai.com/v1",
    "model": "gpt-4o"
  },
  "defaults": {
    "text_to_image": {
      "size": "1792x1024",
      "response_format": "b64_json"
    },
    "image_to_image": {
      "size": "1792x1024",
      "response_format": "b64_json"
    },
    "image_to_text": {
      "max_tokens": 2000,
      "temperature": 0.7,
      "mode": "describe"
    }
  },
  "limits": {
    "max_file_size_mb": 4,
    "supported_formats": ["png", "jpg", "jpeg", "webp", "gif"],
    "max_prompt_length": 1000,
    "timeout_seconds": {
      "text_to_image": 180,
      "image_to_image": 180,
      "image_to_text": 120
    }
  },
  "retry": {
    "max_attempts": 3,
    "backoff_multiplier": 2,
    "initial_delay_seconds": 1
  }
}