Local TTS model
ChatTTS
Conversational TTS optimized for dialogue with natural turn-taking and emotion. Great for chatbots.
GPU recommended
text-to-speech generation
2 languages
AGPL-3.0
Quality
8.8/10
Speed
7/10
Model size
3.2 GB
Voices
Built-in speakers
Can ChatTTS run locally?
ChatTTS can generate speech locally for private voice workflows. Start with pip install ChatTTS.
AGPL-3.0 license. Review upstream restrictions before commercial use.
pip install ChatTTS
Upstream source
streamingemotiondialogue
Audio profile
Best fit
ChatTTS is best for private local text-to-speech experiments and production prototypes.
Hardware: gpu
Model details
Type
Local TTS model
Family
chattts
Latency
medium
Formats
pytorch
Languages
en, zh
Context
Dialogue optimized
Install locally
01
Check runtimeConfirm the backend supports pytorch on your machine.02
Install modelUse the upstream command or repository instructions.03
Test locallyRun a short private audio prompt before moving into production workflows.pip install ChatTTS
Good for
- text-to-speech generation
- GPU recommended local workflows
- streaming, emotion, dialogue
Watch before shipping
- Validate pronunciation, latency and artifacts with your own voice samples.
- Review the upstream license and acceptable-use notes.
- Benchmark on your target CPU, Apple Silicon or GPU setup.
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