Multilingual Text-to-speech Generation Across 80+ Languages

Fish Speech (Fish Audio S2 Pro) is an open-source 4B multilingual TTS system using a Dual-AR transformer plus RVQ codec, GRPO alignment and inline [tag] prosody control. It supports voice cloning, streaming inference via SGLang, and ships a Gradio WebUI and API server.

AI Tools | Python · tts · text-to-speech