← Speech-to-text
Compare 3 speech-to-text APIs
| Universal-2 AssemblyAI | Soniox (async) Soniox | Whisper large-v3 (Groq) Groq | |
|---|---|---|---|
| $ / audio hour | $0.15 Verified Oct 4, 2026 | $0.10 Verified Oct 6, 2026 | $0.11 Unverified sample |
| Quality | 89 | – | 82 |
| Speed | 80 | – | 98 |
| Real-time streaming | Yes | Yes | No |
| Speaker labels | Yes | Yes | No |
| Languages | 99 | 60 | 99 |
| Word timestamps | Yes | Yes | Yes |
| Open weights | No | No | Yes |