GET

/v1/schemas/fal/video/fal-ai/kling-video/lipsync/audio-to-video

kind inputactivity videohash e6a4edbb…extracted Oct 14, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.

upstream-spec

Source trace
801bf89f61d50159796aefff04263834a0c060c8fd105b5fde61b3e85a68f83e
{
  "fetchedAt": 1791954060,
  "extractorVersion": "1",
  "verifiedAt": null
}

Request body

3 properties · 2 required · 0 $defs
propertytypedescriptionconstraints
audio_url*stringThe URL of the audio to generate the lip sync for. Minimum duration is 2s and maximum duration is 60s. Maximum file size is 5MB.
video_url*stringThe URL of the video to generate the lip sync for. Supports .mp4/.mov, ≤100MB, 2–10s, 720p/1080p only, width/height 720–1920px.
enable_safety_checkerbooleanDisabling safety checks requires account authorization; unauthorized requests are always checked.default: true

Validate a payload

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