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heygen/lipsync-speed
Official
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Fast lip-sync: replace or dub audio on any video with quick audio-driven lip sync
Capabilities
No capability data available
Cost
Community model (estimated from hardware time)
Input Parameters
| Name | Type | Description | Default | Constraints |
|---|---|---|---|---|
audio * | string (uri) | Replacement audio file. The video's lip movements will be re-animated to match this audio. | — | — |
video * | string (uri) | Source video file to lip-sync. | — | — |
disable_music_track | boolean | Strip background music from the source video. | false | — |
enable_dynamic_duration | boolean | Allow the output duration to adjust to match the new audio length. | true | — |
enable_speech_enhancement | boolean | Enhance speech quality in the output. | false | — |
audio required string Replacement audio file. The video's lip movements will be re-animated to match this audio.
video required string Source video file to lip-sync.
disable_music_track boolean Strip background music from the source video.
Default:
false enable_dynamic_duration boolean Allow the output duration to adjust to match the new audio length.
Default:
true enable_speech_enhancement boolean Enhance speech quality in the output.
Default:
false Version:
8eabe9f38713 Updated: 6/26/2026 581 runs