Text to speech

Coqui XTTS

A popular model for cloning a voice from a short sample in 17 languages, including Russian. Coqui has shut down and development has stopped.

The last open version came out in Oct 2023. The family has not been updated for a long time: the model still works, but do not expect fixes or new sizes.

Developer
Coqui, Germany
First release
Sep 2023
Latest release
Oct 2023
Sizes
about 470M
License
Non-commercial onlyCoqui Public Model License, non-commercial use only
Russian
Supported
Running
On your own serverAlso runs without a GPU
Industries
Media and production, Science and research, Education
Deploy on your server Hugging Face GitHub

What it does

  • Voice cloning from a sample
  • Multilingual voiceover
  • Research and prototypes

Where it is used

ResearchEducationNon-commercial projects

Hardware requirements

LaptopLaptop or regular PC, up to 8 GB of VRAM — smaller versions
fits
1 GPUOne GPU with 16–80 GB — mid-size versions
no versions
ClusterServer with several GPUs — flagship versions
no versions

Versions

  1. XTTS v2
  2. XTTS v1

How to run it

On your own serverWeights are downloaded from Hugging Face and served with vLLM (load and API) or llama.cpp (modest hardware). The model then runs in a closed network with no per-request fees.Hugging Face
How much hardware you needCalculate the VRAM for the model size, context length and number of concurrent requests.Open the hardware calculator

I can set this up end to end: pick the model size, deploy it on your server and connect it to your systems.

Frequently asked questions

Can Coqui XTTS be used in a commercial project?

No. License: Coqui Public Model License, non-commercial use only. A commercial product needs a different model or a separate agreement with the rights holder.

What hardware does Coqui XTTS need?

At minimum: Laptop or regular PC, up to 8 GB of VRAM — smaller versions. Some versions also run on an ordinary CPU, without a GPU. You can calculate the exact VRAM for your model size and context in the hardware calculator.

Does Coqui XTTS support Russian?

Yes, Russian is listed on the model card.

Where can I download Coqui XTTS and what does it cost?

The Coqui XTTS weights are open and free to download. You only pay for the hardware it runs on and for the setup. Source links are at the bottom of this page.

How I deploy it for clients

  1. SelectionI pick the model size for your task and hardware and test it on your examples.
  2. DeploymentI deploy it on your server or in a closed network and provide an API.
  3. Fine-tuningI fine-tune it on your data (LoRA) or connect a knowledge base — whichever is cheaper for the task.
  4. IntegrationI connect it to your CRM, ERP, bot, website or team chat and set up monitoring.

Comparisons

Similar models

Text to speechF5-TTSShanghai Jiao Tong University and partners · ChinaNon-commercial only

A voice cloning model that needs only a few seconds of a sample, in English and Chinese. The community has released many fine-tuned versions for other languages, including Russian.

DetailsText to speechChatterboxResemble AI · USACommercial use allowed

Speech synthesis with voice cloning and adjustable expressiveness. The multilingual version supports 23 languages, including Russian; Turbo and Flash are sped up for live dialogue.

DetailsText to speechCosyVoice / Fun-CosyVoiceAlibaba (Tongyi, FunAudioLLM) · ChinaCommercial use allowed

Speech synthesis with voice cloning from a short sample and streaming output for live dialogue. Version 3 supports 9 languages, including Russian.

Details

Source: huggingface.co/coqui/XTTS-v2. Data checked against the model card on 22 Sep 2026. Have a lawyer review the license before commercial launch.