China’s ‘Thinking Machines’: VUI Labs’ Luna-TTS Tops the Global TTS Arena, Beating ElevenLabs and MiniMax

Chinese voice AI startup VUI Labs has taken its Luna-TTS model to number one on Hugging Face's TTS Arena, beating ElevenLabs, MiniMax, and Cartesia, and to third place on Artificial Analysis' Speech Arena, ahead of Google. Built on a diffusion architecture from Qwen3, it delivers 41.6-millisecond first-packet latency.

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