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Edit and transform videos using Kling v3.0 Omni Video Edit with support for reference images and elements.

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Model

kuaishou/kling-3.0-omni-video-edit

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Parameters

ParameterTypeRequiredDefaultDescription
video_urlstringYes-Source video URL to edit
promptstringYes-Text prompt describing the edit
video_modestringNo"reference"Edit mode: "reference" (use video as style guide) or "transform" (restyle the video)
keep_audiobooleanNofalsePreserve original audio from the source video
modestringNo"std""std" (720p) or "pro" (1080p)
aspect_ratiostringNo"16:9""1:1", "9:16", or "16:9"
image_urlsstring[]No-Reference image URLs (max 4). Use @Image1, @Image2 in prompt
elementsarrayNo-Character/object elements (max 4)
Note: Duration is locked to the input video length and cannot be set manually.

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Elements

Elements are created automatically from your input, used during generation, then auto-deleted on completion. 
"elements": [
  {"description": "Woman in red jacket", "type": "image", "image_urls": ["front.jpg", "side.jpg"]},
  {"description": "Man dancing", "type": "video", "video_url": "dance.mp4"}
]
Each element accepts:
ParameterTypeDefaultDescription
descriptionstring""Short description of the element (max 100 chars)
typestring"image"Element source type: "image" or "video"
image_urlsstring[]-Source image URLs for an image element (max 4)
video_urlstring-Source video URL for a video element

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Example - Reference Mode

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "kuaishou/kling-3.0-omni-video-edit",
    "input": {
      "prompt": "Transform into anime style",
      "video_url": "https://example.com/video.mp4",
      "video_mode": "reference",
      "mode": "pro"
    }
  }'

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Example - Transform Mode with Reference Images

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "kuaishou/kling-3.0-omni-video-edit",
    "input": {
      "prompt": "Replace the person with @Image1",
      "video_url": "https://example.com/video.mp4",
      "video_mode": "transform",
      "image_urls": ["https://example.com/person.jpg"],
      "mode": "pro"
    }
  }'

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Response

{
  "code": 200,
  "success": true,
  "data": {
    "task_id": "abc123def456",
    "status": "pending"
  }
}