AI BriefingSopro V2 Turbo 2610 Update Improves Cloned Voice Quality on 120M CPU Model
Key point
The update reduces voice roughness and break-up while maintaining ~300 ms first-audio latency on laptop CPUs.
Details
Sopro V2 Turbo 2610 is an interim update to the 120M parameter text-to-speech model, focusing on reducing roughness and break-up in cloned voices. The model maintains its lightweight architecture, delivering approximately 300 ms time-to-first-audio on a standard laptop CPU.
Supported Languages and Performance
The update supports English, European Portuguese, French, and German, with additional languages planned for future releases. The model remains Apache-2.0 licensed and is designed for true streaming and local execution without GPU requirements.
Known Limitations
Current limitations include struggles with very high-pitched or cartoon-like voices, noisy reference audio, and some out-of-distribution (OOD) voices. The developers are actively seeking failed samples to improve these edge cases.
Availability
The model is available via uvx --from sopro soprotts serve, with weights hosted on Hugging Face and an in-browser demo for desktop users.
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