---

name: sync-lipsync-v2-pro description: "Sync | Lipsync | v2 | Pro. Professional lip sync for video with audio replacement. Triggers: lip sync, lipsync, audio sync, video dubbing, sync" allowed-tools: Bash(curl *), WebFetch

Sync | Lipsync | v2 | Pro

Professional lip sync solution that synchronizes video with a new audio track. Supports multiple sync modes for handling duration mismatches between audio and video, including cut_off, loop, bounce, silence, and remap.

Quick Start

Requires an each::labs API key. Get one at eachlabs.ai.

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "sync-lipsync-v2-pro",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/talking-person.mp4",
      "audio_url": "https://example.com/new-voiceover.mp3",
      "sync_mode": "cut_off"
    }
  }'

Parameters

Parameter	Type	Default	Description
audio_url	string	-	URL of the input audio.
sync_mode	string	cut_off	Lipsync mode when audio and video durations are out of sync. Options: cut_off, loop, bounce, silence, remap
video_url	string	-	URL of the input video.

Examples

Basic lip sync:

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "sync-lipsync-v2-pro",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/presenter.mp4",
      "audio_url": "https://example.com/script-reading.mp3"
    }
  }'

Lip sync with loop mode for shorter video:

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "sync-lipsync-v2-pro",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/short-clip.mp4",
      "audio_url": "https://example.com/long-narration.mp3",
      "sync_mode": "loop"
    }
  }'

Lip sync with remap for timing adjustment:

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "sync-lipsync-v2-pro",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/interview.mp4",
      "audio_url": "https://example.com/translated-audio.mp3",
      "sync_mode": "remap"
    }
  }'

Related Models

• Infinitalk | Video to Video - Video-based talking head animation
• Infinitalk | Image to Video - Image-based talking head animation
• Bytedance | Omnihuman v1.5 - Human animation from audio and image

Documentation

• each::labs Docs
• API Reference