s2-pro is a state-of-the-art audio model developed by Fish Audio. It is designed for high-quality speech synthesis and other audio generation tasks. The model is openly available on Hugging Face with support for tool calling and can be used for research or integration into voice-enabled applications.
In the Voice, TTS & speech space, S2 Pro takes a focused approach. It focuses on generating high-fidelity speech and audio from text using an open-source model. It is built as an open-source project for developers building voice applications. S2 Pro is open source under the Open Source license. It runs on the web and API.
Behind S2 Pro is fishaudio, and the product first shipped in 2023. Development happens publicly on GitHub with 31.3k stars and 4 commits in the last 90 days.
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