Auto-generate video captions

Automatically transcribe speech and add captions to any video. AI-powered speech recognition creates accurate subtitles in seconds — all in your browser.

FAQ

How accurate are the auto-generated captions?

Our AI model achieves high accuracy for clear speech. You can always review and edit captions before exporting.

What languages are supported?

English, Chinese (Simplified & Traditional), Japanese, Korean, Spanish, French, German, and many more.

Can I edit the generated captions?

Yes. After generation, you can edit text, adjust timing, fix errors, and restyle captions.

Can I export captions as SRT files?

Yes. Export as SRT, VTT, or burn captions directly into the video.

How long can the video be?

Short clips are free. Longer videos use your BibiGPT account quota for AI transcription.

Is my video uploaded to a server?

Audio processing uses on-device AI when possible. Some features may use secure cloud processing.