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Chatterbox Multilingual

Hugging Face (open weights) Open weights

The catch: Every output carries Resemble AI's imperceptible Perth watermark.

AccessOpen weights
Free limitsFree to download and self-host; you pay only for your own compute. 0.5B zero-shot voice-cloning text-to-speech (Multilingual V3), covering 23+ languages. MIT licence. A faster 350M English model is at ResembleAI/chatterbox-turbo.
Modalityaudio
Credit cardNot required
Commercial useAllowed
Trains on your data–
Licence or termsMIT
Context window–
Model idResembleAI/chatterbox
Base URL–
Last checked8 Oct 2026

How to use Chatterbox Multilingual

Download the weights and serve them yourself; the quickstart below shows one way. Licence: MIT.

Quickstart
pip install chatterbox-tts  # then ChatterboxMultilingualTTS.from_pretrained(device="cuda"), as in the model card
Paste into Claude Code
I want to run the open-weight model "Chatterbox Multilingual" (ResembleAI/chatterbox) for my project.
Please:
1. Check the model card and tell me the hardware it needs and the simplest way to serve it (vLLM, SGLang, Ollama or a hosted endpoint).
2. Give me a minimal working setup and a test request.
3. Tell me the licence terms for commercial use.
4. If a cheaper or smaller variant would do the job, mention it.

Before you ship on it

  • Every output carries Resemble AI's imperceptible Perth watermark.
  • MIT (licence tag on the HF repo): use, modify and sell freely; keep the copyright notice.
  • Free to run means you pay for the GPUs, the serving stack and the on-call.

Questions

Is Chatterbox Multilingual free?

Yes. Open weights offers it as open weights, with these limits: Self-host free · MIT. No credit card is needed.

Can I use Chatterbox Multilingual commercially?

Yes, under MIT. Check the current terms before you ship.

How do I start with Chatterbox Multilingual?

Download the weights and serve them yourself; the quickstart below shows one way. Licence: MIT.

Source: huggingface.co/ResembleAI/chatterbox, checked 8 Oct 2026.