HeyGen V3 Lipsync Precision
High-accuracy lip sync for replacing speech in existing video.
High-accuracy lip sync for replacing speech in existing video.
HeyGen V3 Lipsync Precision is the quality-oriented HeyGen lipsync option. It accepts video and audio, with start/end time, dynamic duration, speech enhancement, music removal, captions, and title controls.
Use it when mouth accuracy matters more than speed. Use the Speed variant for faster drafts.
Video
StringSource video URL.
Audio
StringReplacement audio URL.
Start Time
NumberOptional start time in seconds for partial lipsync.
End Time
NumberOptional end time in seconds for partial lipsync.
Dynamic Duration
BooleanAllow duration adjustment to match the replacement audio.
trueSpeech Enhancement
BooleanEnhance replacement audio quality before syncing.
falseRemove Music Track
BooleanRemove background music from source video.
falseGenerate Captions
BooleanGenerate captions in output video.
falseTitle
StringOptional job title for tracking runs.
Output
InferredLip-synced video output.
Nodespell Team
Type
Node
Status
Official
Package
Nodespell AI
Category
AI / Video / HeygenInput
Output