Kling
Lip-Sync
Use Kling Lip-Sync API (POST /kling/v1/videos/identify-face) to detect faces in a video and drive accurate lip-sync video generation workflows.
POST
Lip-Sync
Use this endpoint to identify faces in a source video before you run a downstream lip-sync workflow.
What this route returns
- A
session_idthat groups the current face-detection result - A
face_dataarray with one or more detected faces - Per-face metadata such as
face_id, preview image, and time range
When to use it
- Before you build a lip-sync request for a video with multiple people on screen
- When you need to choose a specific face instead of relying on auto-selection
- When you want to preview face coverage before starting a more expensive task
Authorizations
Bearer token authentication. Use your CometAPI key.
Body
application/json
Public URL of the video to analyze for face identification.