30+ Languages Supported

Lip Sync API

Add AI Lip Sync to Your Application

Perfect audio-visual synchronization through a simple API. Sync any audio to any video in 30+ languages.

What is the Lip Sync API?

The blacktools.ai Lip Sync API lets developers add AI-powered lip synchronization to their applications. Sync new audio to existing video, create multilingual content, or power talking avatar experiences.

API Endpoints

Sync Audio to Video

POST /api/v1/lipsync/sync
{
  "video_url": "https://your-video.mp4",
  "audio_url": "https://your-audio.mp3",
  "language": "en"
}

Generate with Text

POST /api/v1/lipsync/generate
{
  "video_url": "https://your-video.mp4",
  "text": "Your script here",
  "voice_id": "voice_123",
  "language": "es"
}

Features

30+ Languages: Native-quality sync for global content
High Accuracy: Phoneme-level synchronization
Fast Processing: Results in 1-3 minutes
Multiple Formats: MP4, WebM, MOV support
Webhooks: Async processing with callbacks

Use Cases

Video Translation Platforms

E-Learning Systems

Avatar Applications

Content Localization Tools

Marketing Automation

Frequently Asked Questions

How accurate is the lip sync API?

Our lip sync achieves near-perfect accuracy with proprietary AI trained on millions of video samples. The API handles different languages, accents, and speaking styles.

What languages are supported?

30+ languages including English, Spanish, Portuguese, French, German, Italian, Japanese, Korean, Chinese, Arabic, Hindi, Russian, and more.

Can I sync any audio to any video?

Yes, as long as the video contains a visible face. The API analyzes the face and generates matching lip movements for the provided audio.

Coming Soon

Lip Sync API Coming Soon

We are actively developing the Lip Sync API to bring powerful audio-visual synchronization to your applications. Sign up now to be the first to know when it launches and get early access.