Head to head / AI Transcription
OpenAI Whisper API vs Speechmatics
- →Both are close on the numbers we track; compare the details below.
| Compared | OpenAI Whisper API | Speechmatics |
|---|---|---|
| Starting price | — | $0.13/hr |
| Free tier | — | — |
| Visit OpenAI Whisper API | Visit Speechmatics |
Feature by feature
| Feature | OpenAI Whisper API | Speechmatics |
|---|---|---|
| Languages | 90+ | 56+ |
| API | Yes | Yes (core product) |
| Real-time | No | Yes |
| Speaker labels | No | Yes (diarization) |
| Export formats | JSON, TXT, SRT, VTT | JSON, TXT, SRT |
| Human option | No | No |
OpenAI Whisper API
Developers who want cheap, accurate multilingual batch transcription with a dead-simple API.
- +Strong multilingual accuracy across 90+ languages
- +Very low price per minute
- +Built-in translation to English
- +Newer gpt-4o-transcribe models available
Speechmatics
Teams and developers needing accurate, accent-robust transcription with on-prem and enterprise deployment options.
- +Strong accuracy across accents and dialects
- +Speaker diarization and custom dictionary included
- +Generous free tier (~50 hours/month)
- +Real-time and batch, plus on-prem deployment
Compared on the metrics we track for this category. Prices are the cheapest paid tier. Some links are affiliate links.