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ChatTTS

A generative speech model for daily dialogue.

View on GitHub Official site
Text To Speech AGPL-3.0 Easy setup 39,652 stars

Overview

Description

ChatTTS brings natural, expressive voice to conversational AI applications like chatbots and virtual assistants. It's purpose-built for dialogue, letting you control tone, laughter, and pauses in generated speech. The bottom line: add lifelike voice output to your AI products without building a TTS system from scratch.

Technical scorecard

License

AGPL-3.0

Commercial use

Yes

OpenAI-compatible API

No

REST API

No

Fine-tuning support

No

Quantization support

No

Docker available

No

GUI / no-code available

Yes

Telemetry

Unknown

Offline after setup

No

Data & Privacy

Does it send data online?

This listing is not marked offline after setup.

Does it store history?

Not verified in this directory yet. Review the upstream docs for persistence, logs, and workspace storage.

License checks?

Commercial use is marked as allowed or likely allowed by the listed license.

Telemetry?

Unknown

Last verified: Jul 22, 2026. Maintainer verification should be treated as directory guidance, not legal advice.

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Setup & Installation

Easy

A developer can usually get this running with standard docs.

# Start with the official project repository
# https://github.com/2noise/ChatTTS

Hardware Requirements

Hardware tagsGPU (NVIDIA)
LanguagesPython

Works Well With