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Kyutai TTS

Free#84 of 222 in Text-to-Speech Software

Kyutai TTS: A developer-focused open-source TTS project with CPU generation and voice cloning. Ranked #84 of 222 in Text-to-Speech Software by our editors (3.0/10); pricing: Open source; best for local developers needing CPU streaming TTS.

3.0/10Editor score

Visit Kyutai TTS

Kyutai TTS3.0 Visit Kyutai TTS

At a glance

Editor score
3.0 / 10
Pricing
Open source
Best for
Local developers needing CPU streaming TTS
Paid from
Free
Founded
2023 · Paris, France
Facts checked
20 Sep 2026

Where it wins
- CPU-based generation supports local voice applications
- Streaming, cloning, Python, CLI, and local HTTP server support
- Six listed languages with WAV output and browser demonstration
Where it doesn't
- Built for developers and researchers rather than general business users
- Model and voice licensing terms may differ
- Pocket TTS includes prohibited-use restrictions under CC BY 4.0

Our verdict on Kyutai TTS

Kyutai TTS is an open-source text-to-speech project for developers and researchers building local, on-device, or low-latency voice applications. It includes two models: Pocket TTS, a 100-million-parameter CPU-oriented model with voice cloning, and Kyutai TTS 1.6B, a streaming model intended for server use. The project supports Windows, macOS, Linux, web, API, and self-hosted deployments, with a browser-based demonstration for exploring the technology.

Its strongest fit is local development flexibility. CPU-based speech generation reduces the need for dedicated hardware, while streaming audio generation targets applications where response time matters. Developers can work through a Python API, command-line generation, or a local HTTP server. Voice cloning from an audio sample, voice embedding export to safetensors, and WAV audio output add practical building blocks for custom voice workflows. Pocket TTS supports English, French, German, Portuguese, Italian, and Spanish.

Kyutai TTS is less suited to buyers looking for a managed, general-purpose voice service with a conventional commercial software experience. The project centers on models, local interfaces, and self-hosted use, so it is a better choice for teams comfortable integrating developer tools than for users seeking a turnkey business application. Licensing also deserves review before deployment: model and voice terms may differ, and Pocket TTS weights are listed under CC BY 4.0 with prohibited-use restrictions. Choose Kyutai TTS when CPU operation, local control, streaming, and open-source access are priorities; choose another option when managed delivery or simpler licensing is more important.

Your product? Our editors can test Kyutai TTS in depth and publish a review, labelled as paid · from $149/mo →

Kyutai TTS pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on kyutai.org

Kyutai TTS fact sheet

Free plan	Not verified
Paid from	Free
Commercial use	Not verified
Voice cloning	Yes
API access	Yes
Languages	Not verified
Maximum input	Not verified
Export formats	WAV
Platforms	web, macos, ios, api, self_hosted
Deployment	Cloud, Self-hosted, Desktop, Mobile
Platforms	Web, macOS, iOS
Support	Community, Docs
Built for	Solo, Small business, Mid-market, Enterprise (editorial estimate)
Pricing	Open source
Website	kyutai.org
Facts checked	20 Sep 2026

Alternatives to Kyutai TTS

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Featured on iTechGuides

Kyutai TTS is listed in our Text-to-Speech Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update