First true omni model runs fully in-browser: 280 tok/s with WebGPU

victormustar · x · 2026-10-30

Xenova claims a breakthrough: LFM3-Omni-2B, the first true omni model running 100% locally in a browser, end-to-end with no separate ASR/TTS models. Using custom WebGPU kernels it hits 280 tok/s on an M4 Max, accepting visual, audio, or text input and producing interleaved text and audio tokens — 90 ms to first token, 140 ms to first audio.

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