Submit HappyHorse video editing task
curl --location 'https://dashscope-intl.aliyuncs.com/api/v1/services/aigc/video-generation/video-synthesis' \
-H 'X-DashScope-Async: enable' \
-H "Authorization: Bearer $DASHSCOPE_API_KEY" \
-H 'Content-Type: application/json' \
-d '{
"model": "happyhorse-1.0-video-edit",
"input": {
"prompt": "Make the horse-headed humanoid character in the video wear the striped sweater from the image",
"media": [
{
"type": "video",
"url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260409/dozxak/Wan_Video_Edit_33_1.mp4"
},
{
"type": "reference_image",
"url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260415/hynnff/wan-video-edit-clothes.webp"
}
]
},
"parameters": {
"resolution": "720P"
}
}'{
"request_id": "4909100c-7b5a-9f92-bfe5-xxxxxx",
"output": {
"task_id": "0385dc79-5ff8-4d82-bcb6-xxxxxx",
"task_status": "PENDING"
}
}DashScope API Key. Get one from the Qwen Cloud console.
Must be set to enable for asynchronous task submission.
Model identifier. Fixed value: happyhorse-1.0-video-edit.
Input content including the video to edit, optional reference images, and the editing prompt.
Show child attributes
Text prompt describing the intended edit (style transfer, local replacement, etc.). Supports any language. Maximum 5,000 non-Chinese characters or 2,500 Chinese characters (auto-truncated if exceeded).
List of media assets. Must contain exactly 1 video element and optionally 0-5 reference_image elements.
Show child attributes
Media asset type: video (the video to edit, exactly 1 required) or reference_image (optional, 0-5).
URL or Base64-encoded data of the media asset.
Video (type=video): Publicly accessible URL (HTTP/HTTPS). MP4/MOV (H.264 recommended). Duration: 3-60 seconds. Resolution: longer side <= 2,160 px, shorter side >= 320 px. Aspect ratio: 1:2.5 to 2.5:1. File size: up to 100 MB. Frame rate: > 8 fps. Output duration is capped at 15 seconds (longer inputs are auto-trimmed).
Image (type=reference_image): URL or Base64-encoded data. JPEG/JPG/PNG/WEBP. Width and height >= 300 px. Aspect ratio: 1:2.5 to 2.5:1. File size: up to 20 MB.
Base64 format: data:{MIME_type};base64,{base64_data} (supported MIME types: image/jpeg, image/png, image/webp).
Video editing parameters.
Show child attributes
Resolution of the generated video.
Whether to add a watermark to the generated video. true (default): adds a "Happy Horse" watermark in the bottom-right corner. false: no watermark.
Audio control for the output video.
Seed for reproducible results. Same seed + same parameters produces similar (not identical) output.
Unique request identifier for tracing and troubleshooting.
curl --location 'https://dashscope-intl.aliyuncs.com/api/v1/services/aigc/video-generation/video-synthesis' \
-H 'X-DashScope-Async: enable' \
-H "Authorization: Bearer $DASHSCOPE_API_KEY" \
-H 'Content-Type: application/json' \
-d '{
"model": "happyhorse-1.0-video-edit",
"input": {
"prompt": "Make the horse-headed humanoid character in the video wear the striped sweater from the image",
"media": [
{
"type": "video",
"url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260409/dozxak/Wan_Video_Edit_33_1.mp4"
},
{
"type": "reference_image",
"url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260415/hynnff/wan-video-edit-clothes.webp"
}
]
},
"parameters": {
"resolution": "720P"
}
}'{
"request_id": "4909100c-7b5a-9f92-bfe5-xxxxxx",
"output": {
"task_id": "0385dc79-5ff8-4d82-bcb6-xxxxxx",
"task_status": "PENDING"
}
}