MOSS-TTS-Nano: Open-Source 0.1B Multilingual TTS Model Runs Realtime on CPU

tom_doerr · x · 2026-08-10

The OpenMOSS team and MOSI.AI have jointly open-sourced MOSS-TTS-Nano, a lightweight speech generation model with only 0.1B parameters.

Its core advantage is the ability to generate realtime multilingual speech directly on a CPU without requiring a GPU. This minimal deployment footprint makes it highly suitable for local demos, web serving, and lightweight product integrations.

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