A phone maker now has the world’s top open-weight AI model

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Frontier intelligence, all the modalities, built in public.

Xiaomi opened its MiMo-V2.6 announcement with that line on Tuesday. The phone and electric car maker released two open-weight models, Pro and Flash, under an MIT licence. The weights are on Hugging Face.

The benchmark firm Artificial Analysis scores MiMo-V2.6-Pro at 46 on its Intelligence Index. That is first of the 114 models in its class. It is the highest score any open-weight model has reached, and the firm also rates it the cheapest model it tracks, at $0.13 per task.

What the model is

Pro is a sparse mixture-of-experts model. It has 1.02 trillion parameters in total, of which 42 billion are active for any given token, which is what keeps it cheap to run at that size.

It takes text, images, audio and video, and holds a million tokens of context. That is enough for a long repository, a full...

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