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Edit existing HappyHorse videos with optional reference images for style guidance, including parameters, pricing details, and complete API examples.
alibaba/happyhorse-1.0-video, alibaba/happyhorse-1.1-video).
alibaba/happyhorse-1.0-video-edit
| Parameter | Type | Required | Default | Description |
|---|---|---|---|---|
prompt | string | Yes | — | Text prompt describing the intended edit. Supports any language. Max 5,000 non-Chinese characters or 2,500 Chinese characters; excess is truncated |
video_url | string | Yes | — | URL of the source video to edit |
reference_image_urls | string[] | No | null | Reference image URLs for style guidance (max 5) |
audio_setting | string | No | "auto" | Audio handling mode: "auto" (model decides) or "origin" (keep original audio) |
resolution | string | No | "1080P" | "720P" or "1080P" |
watermark | boolean | No | false | Add watermark to the output |
seed | integer | No | null | Random seed for reproducible generation (0-2147483647) |
nsfw_check | boolean | No | true | Check uploaded media inputs for NSFW content |
curl -X POST https://api.unifically.com/v1/tasks \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model": "alibaba/happyhorse-1.0-video-edit",
"input": {
"prompt": "Convert the scene to a watercolor painting style",
"video_url": "https://example.com/scene.mp4",
"resolution": "1080P"
}
}'
curl -X POST https://api.unifically.com/v1/tasks \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model": "alibaba/happyhorse-1.0-video-edit",
"input": {
"prompt": "Apply the visual style from the reference image to the entire video",
"video_url": "https://example.com/clip.mp4",
"reference_image_urls": ["https://example.com/style.png"],
"audio_setting": "origin"
}
}'
{
"code": 200,
"success": true,
"data": {
"task_id": "abc123def456",
"status": "processing"
}
}