GET

/v1/schemas/fal/video/fal-ai%2Fkling-video%2Fv3%2Fpro%2Fmotion-control

kind inputactivity videohash 791b3008extracted Jul 6, 2026version currentsource upstream spec ↗

Request body

6 properties · 3 required · 1 $defs
propertytypedescriptionconstraints
image_url*stringReference image URL. The characters, backgrounds, and other elements in the generated video are based on this reference image. Characters should have clear body proportions, avoid occlusion, and occupy more than 5% of the image area.
character_orientation*enumControls whether the output character's orientation matches the reference image or video. 'video': orientation matches reference video - better for complex motions (max 30s). 'image': orientation matches reference image - better for following camera movements …image | video
video_url*stringReference video URL. The character actions in the generated video will be consistent with this reference video. Should contain a realistic style character with entire body or upper body visible, including head, without obstruction. Duration limit depends on ch…
keep_original_soundbooleanWhether to keep the original sound from the reference video.default: true
elementsKlingV3ImageElementInput[]Optional element for facial consistency binding. Upload a facial element to enhance identity preservation in the generated video. Only 1 element is supported. Reference in prompt as @Element1. Element binding is only supported when character_orientation is 'video'.nullable
promptstringlength ≤ 2500 · nullable

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/kling-video/v3/pro/motion-control","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}