Kyutai (Moshi / Unmute) vs Cartesia
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
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Cartesia
Low-latency speech models built on state space models, for voice agent...
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| RECATOOLS Score | 7 / 10 | 7.6 / 10 |
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| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Open Source | Freemium |
| Free tier | All code (MIT/Apache-2.0) and weights (CC-BY 4.0) free to self-host; free web demos at unmute.sh and moshi-chat.kyutai.org | Free: 20K credits a month (about 27 minutes of Sonic speech) plus $1 a month of prepaid voice-agent usage |
| Paid from | — | $5/month (Pro: 100K credits, commercial licence, instant voice cloning) |
| Has API | ✗ | ✓ |
| Open source | ✓ | ✗ |
| Free to use | ✓ | ✓ |
| Users | — | — |
| Founded | 2023 | 2024 |
| Maker | — | — |
| Verdict | Kyutai is one of the most useful sources of open voice AI: Moshi for full-duplex conversation, Unmute for giving any text model a voice, and Pocket TTS for fast speech on a CPU, all with permissive code and CC-BY weights... |
Cartesia is built for real-time voice: Sonic-3.6 starts speaking in under 90 milliseconds across 44 languages, Ink-2 transcribes with built-in turn detection, and Managed Agents ties them into phone agents. Its leaderboa... |
| Full review → | Directory listing → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.