Bitcoin Speech Transcription
10 sats per minute — audio to text instantly
Upload an audio file and get accurate text transcription back. Supports MP3, WAV, FLAC, OGG, and M4A. Up to 3 hours per file with segment and word-level timestamps. Powered by Voxtral Mini V2. Pay with Bitcoin Lightning — no signup required.
Transcribe Audio Now13 Languages
English, Chinese, Hindi, Spanish, Arabic, French, Portuguese, Russian, German, Japanese, Korean, Italian, and Dutch.
Timestamps & Segments
Get word-level and segment-level timestamps. Export as .txt or .srt subtitle files.
Up to 3 Hours
Process audio files up to 3 hours long. Supports MP3, WAV, FLAC, OGG, and M4A formats.
What You Can Do
Why Sats4AI?
Lightning Fast Payments
Scan a Lightning invoice, pay in sats, and start generating instantly. No waiting.
100% Private
No account, no email, no KYC. Bitcoin preserves your privacy by default.
Bitcoin Native + L402
Pay per use with satoshis. Also available as an L402 API and MCP server for developers.