Compare providers
Pick up to three. Scores are curated estimates on a 0–10 scale. Lock-in: higher = worse.
| Dimension | Cartesia | Deepgram |
|---|---|---|
| Overall | 7.8 | 8.5 |
| Capability fit | 8.4 | 8.8 |
| Price / performance | 8.0 | 8.8 |
| Latency / reliability | 7.8 | 8.6 |
| Developer & agent DX | 8.4 | 8.6 |
| Privacy / data retention | 7.5 | 8.2 |
| Lock-in risk (higher = worse) | 4.5 | 4.0 |
| Maturity / track record | 7.0 | 9.0 |
| Pricing | As of 2026-09-14: Credit plans — Free $0 (20k credits), Pro $5 (100k), Startup $49 (1.25M), Scale $299 (8M) + prepaid agent minutes. Sonic TTS + Ink STT + voice agents. Cartesia ph… | As of 2026-09-22 (deepgram.com/pricing live): Flux TTS / Voice Agent promo ended; **Standard is live**. Flux TTS PAYG **$0.0450/1k** chars (Growth $0.0405); Aura-2 $0.030/1k; Aura-… |