curl https://api.yingtu.ai/v1/task/submit \
-H 'Authorization: Bearer $YINGTU_API_KEY' \
-H 'Content-Type: application/json' \
-d '{
"model": "gemini-3.1-flash-image",
"input": {
"prompt": "柔和阴影下的极简陶瓷产品摄影",
"aspect_ratio": "4:3",
"resolution": "2K"
}
}'
保存输出时应读取真实 MIME 类型，不要固定假设为 PNG。