An 82M-parameter text-to-speech model built on StyleTTS 2 components, shipped with a set of preset voices across several languages.
nari-labs/Dia-1.6B
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An English-only dialogue TTS model that turns a two-speaker script into conversation audio, including non-verbal sounds such as laughing or coughing.
Why it matters for physical AI
Scripted multi-voice dialogue with non-verbal cues is useful for character robots, demos, and synthetic voice data.
Summary written by FrontierOS in our own words. The upstream card and license govern use. Metadata checked 27 Sep 2026. Read the full card on Hugging Face
Files, weights and version history live on Hugging Face. FrontierOS indexes this repo; it does not host or mirror it.
hf download nari-labs/Dia-1.6BUses the Hugging Face CLI (pip install -U huggingface_hub). This downloads the whole repo; add --include "<pattern>" to fetch only the files you need.
More text to speech
Browse allThe official collection of ONNX voice models for the Piper offline TTS engine, covering many languages at several size and quality levels.
A 100M-parameter CPU-oriented TTS model from Kyutai with voice cloning from a reference clip and support for English plus five other European languages, designed to run faster than real time using two CPU cores.