Kling Motion Control 3.0 - Unifically

Transfer motion from a reference video onto a character in a reference image. Upgraded from 2.6 with high facial consistency and inline element support.

Model

kuaishou/kling-3.0-motion-control

Parameters

Parameter	Type	Required	Default	Description
`prompt`	string	Yes	-	Text prompt describing the motion to generate
`image_url`	string	Yes	-	Character/subject image URL
`video_url`	string	Yes	-	Motion reference video URL
`mode`	string	No	`"std"`	`"std"` (720p) or `"pro"` (1080p)
`keep_audio`	boolean	No	`true`	Preserve original audio from the motion reference video
`character_orientation`	string	No	`"video"`	Character orientation source: `"video"` (follow motion) or `"image"` (preserve pose)
`elements`	array	No	-	Additional character/object elements

Elements

"elements": [
  {"description": "Woman in red jacket", "type": "image", "image_urls": ["front.jpg", "side.jpg"]}
]

Each element accepts:

Parameter	Type	Default	Description
`description`	string	`""`	Short description of the element (max 100 chars)
`type`	string	`"image"`	Element source type: `"image"` or `"video"`
`image_urls`	string[]	-	Source image URLs for an image element (max 4)
`video_url`	string	-	Source video URL for a video element

Image Requirements

The reference image must show the subject’s head, shoulders, and torso clearly visible.

Example

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-motion-control",
    "input": {
      "prompt": "Person dancing gracefully",
      "video_url": "https://example.com/dance-motion.mp4",
      "image_url": "https://example.com/person.jpg",
      "character_orientation": "video",
      "mode": "pro",
      "keep_audio": true
    }
  }'

Response

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

⌘I