falVideo to videoComing soon

fal-ai/heygen/v3/lipsync/precision

Name: fal-ai/heygen/v3/lipsync/precision
Brand: fal

fal-ai/heygen/v3/lipsync/precision is a video to video tool from fal that runs in the background and returns video. Coming soon: listed with its price, not yet open to runs.

This tool is listed but not yet available to run.

Priced by usage

Pricing

$0.13 per second. Measured from the input file. The final charge comes from usage.

Limits

Runs: In the background
Returns: video
Longest queue wait: 3600s
Run deadline: 1800s
Largest inline input: 1024 KB
Largest input file: 500 MB
Largest output: 4768 MB
Outputs per run: 16

Input

Field	Kind	Default	Description
`video_url` required	URL or file	—	URL of the source video to lip-sync.
`audio_url` required	URL or file	—	URL of the replacement audio file.
`title`	text	—	Optional title for the lipsync job.
`enable_caption`	true or false	false	Generate captions in the output video.
`enable_dynamic_duration`	true or false	true	Allow duration adjustment to match the new audio.
`disable_music_track`	true or false	false	Remove background music from the source video.
`enable_speech_enhancement`	true or false	false	Enhance the replacement audio quality.
`start_time`	number 0 to …	—	Start time in seconds for partial lipsync.
`end_time`	number 0 to …	—	End time in seconds for partial lipsync.

Same request in code

curl https://api.spiral.ai/v1/runs \
  -H "Authorization: Bearer $SPIRAL_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
    "provider": "fal",
    "model": "fal-ai/heygen/v3/lipsync/precision",
    "input": {
      "video_url": "https://v3b.fal.media/files/b/0a9004c7/FM7Q5tK2b59x66Bl8HC0Z_vt-lang-en.mp4",
      "audio_url": "https://v3b.fal.media/files/b/example/new_audio.mp3"
    }
  }'