{
  "model": "gpt-image-2.5-sunburst",
  "prompt": "中文新品海报：蓝色陶瓷杯，白色桌面。标题「一杯好时光」，副标题「温暖，从此刻开始」，文字工整清晰。",
  "size": "3840x2160",
  "quality": "max",
  "n": 1
}