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3. Add Script
20 credits
Billing unit10 credits / 5s
Billing units2
Estimated length8s
Est. total20 credits
Uses real audio duration when available.
87 / 1000
Avg render time
7 min
Languages supported
50+
Creators onboarded
3,200+
Trusted by teams
StudioBlendAudioNovaCourseWaveMintlyVisionSpark
Overview
Kling’s lip sync feature aligns mouth movement to a supplied audio track with natural expressions and multi‑language support.
Highlights
- Accurate lip movement synchronization.
- Supports multiple languages.
- Works with existing video content.
- Real‑time audio alignment.
Quick Specifications
Primary useAudio‑driven lip sync
InputsImage + audio
OutputAvatar video
Best strengthPrecise mouth alignment
Best for
Avatar videosNarration
Inputs & Outputs
Inputs
ImageAudio
Outputs
Video
Audio‑driven avatar
Use a voice track to drive an avatar.
Portrait
Generated
Capabilities
Accurate lip motion
- Synchronizes mouth movement to speech.
- Preserves natural expressions.
Multi‑language ready
- Supports multiple languages.
- Suitable for global audiences.
Use Cases
Narration videos
Voice‑first workflow.
Podcasts
Audio‑driven visuals.
Shorts
Fast avatar clips.
Applications
Narrated clips
Turn voice‑over into visuals.
Podcast visuals
Create avatar videos for audio content.
Shorts
Fast, speech‑driven clips.
Best Practices
- 1Use clean audio for crisp lip motion.
- 2Choose portraits with clear, front‑facing mouths.
- 3Avoid heavy occlusions like hands over the face.
Frequently Asked Questions
Does it work with existing videos?
Yes. Kling Lip Sync is designed to work with existing video content.
What languages are supported?
Multi‑language support is built in.
Will expressions look natural?
The model is designed to preserve natural facial expressions.