How To Find GPTs Gizmo Name?

{
    "choices": [
        {
            "finish_reason": "stop",
            "index": 0,
            "message": {
                "content": "{
  "size": "1024x1024",
  "prompt": "A girl with long, flowing red hair. Her vibrant red locks cascade down her back, with a few strands gently blowing in the wind. The background is simple, focusing on her radiant hair, and her expression is serene, highlighted by soft natural lighting.",
  "image": "https://files.oaiusercontent.com/file-12345-4753-8ba0-8c24a9439564.webp"
} Here is the image of a girl with long, flowing red hair. Let me know if you'd like to adjust any details!",
                "role": "assistant"
            }
        }
    ],
    "created": 1726205460,
    "id": "chatcmpl-1726205460587259321",
    "model": "gpt-4-gizmo-g-pmuQfob8d",
    "object": "chat.completion",
    "usage": {
        "completion_tokens": 277,
        "prompt_tokens": 8,
        "total_tokens": 285
    }
}