LCYT Web App
The LCYT web app lets you send live captions to your YouTube Live stream directly from your browser. To use the app, you need an API key.
Get a Free API Key
Fill in your name and email to receive a free trial key instantly. Free keys allow up to 200 captions per day and are valid for 30 days.
Guide
The full step-by-step guide covers everything you need to get the most out of the LCYT web app.
- Overview — what LCYT is and how it works
- Getting started — set up YouTube Live and connect
- Sending captions — typed input, speech recognition, and file playback
- Caption settings — STT engine, VAD, and display options
- Translation — real-time automatic caption translation
- General settings — connection, RTMP relay, and theme
- Status & Actions — session monitoring and diagnostics
- Keyboard shortcuts — full shortcut reference