Kling 3.0 Motion Control

Motion control: the character in your image performs the movements and expressions of your video (3–30 seconds).

Censorship unknown

PRICE0.08 creditsper second

AVG TIME~5m 0sestimate

OUTPUTvideoasync · poll

Open in playground

Inputs

promptoptional · text

imagerequired · Character — artifact id or https URL

videorequired · Motion video — artifact id or https URL

params.resolution720p | 1080p · default 720p

params.keep_audioboolean · default true

Monthly estimate

seconds per month

1,000 × 0.08 credits80.00 credits

curl https://platform.4i.app/api/v1/run \
  -H "Authorization: Bearer $FOURI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "service": "kwaivgi/kling-v3-motion-control",
    "input": {
      "image": "img_… or https://…"
    },
    "params": {
      "resolution": "720p",
      "keep_audio": true
    }
  }'

# Video runs return "status": "running".
# Poll until it is "succeeded":
curl https://platform.4i.app/api/v1/runs/run_… \
  -H "Authorization: Bearer $FOURI_KEY"

Every output has an artifact_id. Pass it as input to any compatible service.

Get your API key →