Local TTS model
Dia
1.6B dialogue TTS - generates realistic two-speaker conversations from a single transcript. Supports non-verbal cues like [laughs], [coughs], [sighs] natively.
Apple Silicon ready
text-to-speech generation
1 languages
Apache 2.0
Quality
9.3/10
Speed
7/10
Model size
3 GB
Voices
2-speaker dialogue + voice cloning
Can Dia run locally?
Dia can generate speech locally for private voice workflows. Start with pip install dia-tts.
Apache 2.0 license. Still verify upstream usage notes before shipping.
pip install dia-tts
Upstream source
dialogueemotioncloningstreaming
Audio profile
Best fit
Dia is best for local voice cloning and expressive speech generation.
Hardware: gpuapple
Model details
Type
Local TTS model
Family
dia
Latency
medium
Formats
pytorch
Languages
en
Context
Non-verbal: [laughs] [coughs] [sighs]
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 dia-tts
Good for
- text-to-speech generation
- Apple Silicon ready local workflows
- dialogue, emotion, cloning
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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