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Open AI research lab developing speech-to-speech models (Moshi) with ~160ms duplex latency.

-
FR Est. 2023 Active AI API / SDK for Developers

Our Verdict

Exciting for builders who can self-host; not a drop-in replacement for voice APIs yet.

Pros

  • Open research pushing speech-to-speech boundaries
  • 160ms duplex latency is genuinely impressive
  • Open weights and demos accessible

Cons

  • Research lab first, product second
  • Not a production SaaS β€” self-host required
  • Ecosystem and tooling still thin
Best for: Researchers and infra-strong teams building open speech-to-speech prototypes Not for: Product teams wanting managed voice infra with SLAs today

When to Use Kyutai

Good fit if you need

  • Building real-time voice AI applications with Moshi model
  • Deploying sub-200ms latency voice conversation systems
  • Experimenting with open-source real-time speech-to-speech models
  • Running French and English voice AI with open-weight models

Kyutai Pricing

Pricing Model
free
Free Tier
Yes
Entry Price
β€”
Enterprise Available
No
Transparency Score
β€”

Beta β€” estimates may differ from actual pricing

1,000
1001K10K100K1M

Estimated Monthly Cost

$25

Estimated Annual Cost

$300

Estimates are approximate and may not reflect current pricing. Always check the official pricing page.

Project Health

C

Health Score

10.0k 939
Bus Factor

2

Last Commit

6 days

Release Freq

2d

Open Issues

83

Issue Response

2d

License

Apache-2.0

Last checked: 2026-04-21

Lock-in Assessment

Low 5/5
Lock-in Score
5/5

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