Microsoft Azure Speech vs Fish Audio pricing
STT: Microsoft Azure Speech from $0.003 vs Fish Audio from $0.006; TTS: Microsoft Azure Speech from $15.00 vs Fish Audio from $15.00.
Last updated · prices checked daily
Speech-to-text: Microsoft Azure Speech vs Fish Audio
Microsoft Azure Speech has the lower listed STT price: $0.003 per minute (Standard batch transcription) vs $0.006 for Fish Audio (transcribe-1), about 50% less.
| Vendor | Product / tier | $/min |
|---|---|---|
| Microsoft Azure Speech Visit site ↗ | Standard batch transcription | $0.003 |
| Fish Audio Visit site ↗ | transcribe-1 | $0.006 |
| Microsoft Azure Speech Visit site ↗ | Standard real-time transcription | $0.0167 |
What it costs at volume (lowest listed rate)
| Minutes | Microsoft Azure Speech | Fish Audio |
|---|---|---|
| 1,000 min | $3.00 | $6.00 |
| 10,000 min | $30.00 | $60.00 |
| 100,000 min | $300.00 | $600.00 |
Text-to-speech: Microsoft Azure Speech vs Fish Audio
Both list the same lowest TTS price: $15.00 per 1M characters.
| Vendor | Product / tier | $/1M chars |
|---|---|---|
| Microsoft Azure Speech Visit site ↗ | Neural / Neural HD Flash | $15.00 |
| Fish Audio Visit site ↗ | S2.1 Pro API Billed per UTF-8 byte; equals characters for plain English text, more for other scripts. | $15.00 |
What it costs at volume (lowest listed rate)
| Characters | Microsoft Azure Speech | Fish Audio |
|---|---|---|
| 1M chars | $15.00 | $15.00 |
| 10M chars | $150.00 | $150.00 |
| 100M chars | $1,500.00 | $1,500.00 |
Cost-per-call calculator
Estimate what one call really costs. Prices come from today's table; LLM and telephony presets are per-minute rates published by Retell and Vapi. Everything is editable.
Cartesia's pricing page puts one minute of speech at 750–800 characters; Rime says about 1,000. The talk share is your own guess at how much of each call the agent is speaking.
FAQ
Is Microsoft Azure Speech or Fish Audio cheaper for speech-to-text?
Microsoft Azure Speech has the lower listed STT price: $0.003 per minute (Standard batch transcription) vs $0.006 for Fish Audio (transcribe-1), about 50% less. Prices checked Oct 28, 2026.
Is Microsoft Azure Speech or Fish Audio cheaper for text-to-speech?
Both list the same lowest TTS price: $15.00 per 1M characters. Prices checked Oct 28, 2026.
How often are these prices updated?
Every day. A script reads each vendor's public pricing page, extracts the listed rates and keeps a dated copy, so price changes show up in the history.