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Lipsync-2

by Sync

Zero-shot video lip sync AI instantly matches spoken audio to mouth movements in live-action, animation, or AI-generated clips—no training needed, preserves speaker style, supports 4K, and enables multilingual dubbing and post-production dialogue editing.

lipsync-2
Closed Source ModelLLMs.txt
API Playground

Input

File preview

File preview

or record audio
Per sec will cost 0.07$

Output

Sample

Lipsync-2

Sync Lips Perfectly

Access Lipsync-2 Power

  • Zero-Shot SyncNo Training NeededAligns audio to video mouths instantly across live-action or animation.
  • Style PreservationKeeps Speaker IdentityMaintains unique delivery and expressions in any language.
  • 4K OutputHigh-Res VideosSupports 4K resolution for professional post-production dubbing.

Lipsync-2 questions

What is lipsync-2?
Lipsync-2 is a zero-shot model that syncs spoken audio to video mouth movements. It preserves speaker style without training. Works on live-action, animation, and AI clips.
How does lipsync-2 API work?
Send video URL and audio via POST to lipsync-2 API endpoint. Get synced video URL back asynchronously. Supports Python, JS, cURL integrations.
Is lipsync-2 multilingual?
Yes, handles dubbing across languages while keeping original style. No fine-tuning required for new audio.
What is lipsync-2 alternative?
Lipsync-2 pro offers higher quality at 1.67x cost. ModelsLab provides lipsync-2 API access with pay-per-use pricing.
Does lipsync-2 support 4K?
Yes, processes up to 4K resolution. Output quality adjustable from 20-99 for file size control.
How to integrate lipsync 2 API?
Use taskType videoInference with model sync:lipsync-2. Poll UUID for results or set webhook. Base64 inputs accepted.

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About Lipsync-2

Zero-shot video lip sync AI instantly matches spoken audio to mouth movements in live-action, animation, or AI-generated clips—no training needed, preserves speaker style, supports 4K, and enables multilingual dubbing and post-production dialogue editing.

Lipsync-2 facts

Provider
Sync
Price
From $0.07 per second of video
Added to ModelsLab
June 27, 2025
Model ID
lipsync-2

Key Features

  • AI video generation from text or image input
  • Motion control and camera movement parameters
  • Adjustable frame rate and video duration
  • High-quality cinematic output up to 1080p
  • Native audio generation support

Quick Start

Integrate Lipsync-2 into your application with a single API call. Get your API key from the pricing page to get started.

import requests
import json
url = "https://modelslab.com/api/v7/video-fusion/lip-sync"
headers = {
"Content-Type": "application/json"
}
data = {
"model_id": "lipsync-2",
"prompt": "your prompt here",
"key": "YOUR_API_KEY"
}
try:
response = requests.post(url, headers=headers, json=data)
response.raise_for_status() # Raises an HTTPError for bad responses (4XX or 5XX)
result = response.json()
print("API Response:")
print(json.dumps(result, indent=2))
except requests.exceptions.HTTPError as http_err:
print(f"HTTP error occurred: {http_err} - {response.text}")
except Exception as err:
print(f"Other error occurred: {err}")

Pricing

Lipsync-2 API costs $0.07 per generation, scaled by your settings. Plans start at $21/month, and open-source models are unlimited on the $149/month plan. View pricing plans

Use Cases

  • Marketing and promotional video creation
  • Social media short-form video content
  • Product demos and explainer videos
  • Creative storytelling and animation

More from Sync

All Sync models

Lipsync-2 FAQ

Zero-shot video lip sync AI instantly matches spoken audio to mouth movements in live-action, animation, or AI-generated clips—no training needed, preserves speaker style, supports 4K, and enables multilingual dubbing and post-production dialogue editing.

You can integrate Lipsync-2 into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "lipsync-2" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation.

Lipsync-2 costs from $0.07 per second of video. ModelsLab plans start at $21/month (Basic), and the $149/month Open Source plan includes unlimited generation on open-source models.

The model ID for Lipsync-2 is "lipsync-2". Use this ID in your API requests to specify this model.

Yes. ModelsLab is subscription-based with no free tier — plans start at $21/month (Basic, 3,250 API calls). The $149/month Open Source Unlimited plan includes unlimited generation across open-source models; premium third-party models are billed per call from your wallet.