GPT-Image-2 通用渠道

curl --location 'https://www.yuntts.com/api/v1/yunimg/images/generations' \
--header 'Authorization: Bearer {{YOUR_API_KEY}}' \
--header 'Content-Type: application/json' \
--data '{
    "model": "gpt-image-2",
    "prompt": "生成一张未来城市夜景海报，霓虹灯，电影感构图",
    "size": "16:9",
    "resolution": "2k",
    "n": 1,
    "response_format": "url",
    "client_business_id": "order_20260914_001"
}'