How to Transcribe Audio with Bitcoin Lightning
Upload audio, pay a Lightning invoice, get your transcript. Word-level timestamps, speaker diarization, 13 languages. No account required.
Why Transcribe on Sats4AI?
No Signup, No Data Risk
Equivalent services require account creation, email, and a credit card. That's personal data sitting on their servers, vulnerable to breaches. Here you pay a Lightning invoice and go.
Pay Per Minute, Not Per Month
Equivalent transcription services charge $10–25/month or $0.25/min. Sats4AI costs 10 sats/minute (~$0.004). A 1-hour file costs ~600 sats instead of $15+.
Always the Best Model
We continuously upgrade to the latest speech-to-text technology. You don't need to switch platforms or learn new tools — the best model is always here.
13 Languages + Auto-Detect
English, Spanish, French, German, Italian, Portuguese, Dutch, Russian, Chinese, Japanese, Korean, Arabic, and Hindi. Or let it auto-detect the language.
Voxtral Mini Transcribe V2
What You Get
How It Works
Upload your audio
Go to sats4ai.com/speech-text and upload your file. Supports MP3, WAV, FLAC, OGG, M4A, and more — up to 1 GB.
Choose your options
Select the language (or auto-detect), enable word-level timestamps and speaker diarization if needed.
Pay the Lightning invoice
Click Transcribe. A QR code appears with the price based on your audio duration. Scan with any Lightning wallet.
Get your transcript
Your transcription appears on screen with timestamps. Download as .txt or .srt for subtitles.
Automate It
Three ways to integrate transcription into your workflow:
Combine with Other Services
Transcribe + AI Chat
Transcribe a meeting, then summarize key points and extract action items with AI Chat.
Try It Now — No Signup Required
Upload your audio, pay with Lightning, get your transcript. That's it.