ChatCompletionsRequest

{
    "model": "gpt-image-2",
    "messages": [
        {
            "role": "user",
            "content": "string"
        }
    ],
    "prompt": "一只白色小猫，超写实摄影风格",
    "size": "1024x1536",
    "quality": "high",
    "n": 1,
    "stream": false,
    "output_format": "png"
}