Soniox vs Speechmatics
Soniox and Speechmatics are both Speech-to-Text & Transcription APIs, compared here on pricing, compliance, capabilities, and developer experience from structured, cited data - not reviews or paid placement. Soniox starts lower at $0.0017 per minute vs $0.0022 for Speechmatics. Speechmatics offers a free tier while Soniox does not, so Speechmatics is easier to trial before committing. For coding-agent use, Soniox scores higher on agent-friendliness (65 vs 30).
| Field | Soniox | Speechmatics |
|---|---|---|
| Starting price | $0.0017 minute | $0.0022 minute |
| Pricing model | Usage | Usage |
| Free tier | ✗ | ✓ |
| Self-serve signup | ✓ | ✓ |
| SOC 2 | Type II | Type II |
| HIPAA | ✓ | ✓ |
| GDPR | ✓ | ✓ |
| Webhooks | ✓ | ✓ |
| Sandbox | ✗ | ✗ |
| Documented actions | 11 | 14 |