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Sync LabsBetaDialogue

Sync Lipsync 3

Lip Sync matches mouth movement to your uploaded audio — either on a still character image (talking photo) or on an existing video.

Generate with Lip SyncFrom 89 creditsExact price shown in the studio before you generate
Beta: this model is wired to its published API but hasn't completed a paid live validation run on VidBoss yet. If a generation fails, its credits are returned automatically.

How it works

  1. Upload the audio (MP3, WAV, M4A).
  2. Add a character image or a video of a person.
  3. Mouth movement is synchronized to the audio length.

Strengths

  • Uses your exact audio
  • Works on photos or videos

Limits to know

  • Mouth region is edited; the rest follows the input
  • Pricing not yet invoice-verified

Best for

Talking charactersSong coversVoiceovers

Specs

Lengths720p: 1–30 seconds
ResolutionFollows your input
Aspect ratioFollows your source video
AudioKeeps the uploaded clip's soundtrack
InputsPrompt, Image or saved character (optional), Source video (optional), Audio file (required)

Example prices

ClipCredits
1s · 720p89
8s · 720p568
30s · 720p2,075

1 credit = $0.01 at list price. Credits held for a generation are returned if it fails.

Provider documentation

Reviewed 2026-10-11.

Sync Lipsync 3 FAQ

What is Sync Lipsync 3?

Make a character or clip speak or sing your audio. It is made by Sync Labs and available in the VidBoss AI studio as a beta model.

How long can Sync Lipsync 3 videos be?

720p: 1–30 seconds.

Does Sync Lipsync 3 generate sound?

Keeps the uploaded clip's soundtrack.

What can I start a Sync Lipsync 3 video from?

Prompt, Image or saved character (optional), Source video (optional), Audio file (required).

How much does Sync Lipsync 3 cost on VidBoss AI?

From 89 credits per video, depending on length and settings. The exact price is shown before you generate, and the credits are returned automatically if a render fails. Every plan includes every model.

Guides

Models

How to choose the right AI video model

Compare every AI video model on VidBoss AI by length, resolution, sound and inputs, and learn which one fits your shot.

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