Xiaomi just dropped the strongest open-weight model!
This is a dev post classified by Jev as AI dev tools (a launch), kept by the Dev Radar because it carries real work, not commentary.
Xiaomi just dropped the strongest open-weight model! MiMo V2.6 Pro scored 46 on the Artificial Analysis Intelligence Index, putting it at #1 among open-weight models and just one point behind GPT-5.6 Sol. What makes this release more interesting is how Xiaomi got there. MiMo V2.6 Pro is a 1T-parameter MoE model with 42B active parameters, a 1M-token context window, and native multimodal support across text, images, audio, and video. But the main gains in V2.6 came from post-training. Xiaomi built the training system around an Environment × Task × Grader loop, where the model repeatedly wo
Posted by Sumanth (77.3k followers) 3 h ago · 15 likes · 1.8k views · view the original post on X. Kept by the Dev Radar as AI dev tools.
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