callBackUrl parameter to receive automatic notifications when generation completes, while still keeping GET /api/v1/jobs/recordInfo polling as a fallback.curl --location '/api/v1/jobs/createTask' \
--header 'Content-Type: application/json' \
--data '{
"model": "seedream-v4-5-edit",
"callBackUrl": "https://your-domain.com/api/callback",
"input": {
"prompt": "Turn the reference product photo into a professional marketing poster with elegant typography",
"reference_images": [
"https://example.com/reference-image-1.jpg",
"https://example.com/reference-image-2.jpg"
],
"aspect_ratio": "square_1_1",
"seed": 12345,
"enable_safety_checker": true
}
}'{
"code": 200,
"msg": "success",
"data": {
"taskId": "task_seedream_45_edit_1765166238716"
}
}