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Xiaomi releases MiMo-V2.6-Pro open model as Anthropic alleges data misuse

Xiaomi released MiMo-V2.6-Pro, an openly available model that tops open model rankings and undercuts rivals on price, trained with reinforcement learning costing $2.62 million. Anthropic accuses Xiaomi of taking training data from Claude.

First seen 21 Sep, 20:07 UTC on OpenRouter8 sourcesLast update 27d ago

What the sources say

Linked, never rewritten. Official means the lab itself.

Official0

No word from Xiaomi yet.

Press5

OpenRouter· 21 Sep, 20:07Xiaomi: MiMo-V2.6-Pro listed on OpenRouterOpenRouter· 21 Sep, 20:07Xiaomi: MiMo-V2.6-Flash listed on OpenRouterOpenRouter· 21 Sep, 20:07Xiaomi: MiMo-V2.6-Pro-UltraSpeed listed on OpenRouterThe Decoder· 22 Sep, 11:42Xiaomi's affordable flagship AI leads the open models, and Anthropic says Claude helped get it thereSiliconANGLE· 22 Sep, 14:45Xiaomi introduces Mimo-V2.6 series open-source AI model family

Community2

r/LocalLLaMA· 22 Sep, 19:28MiMo-V2.6-Flash on vLLM: fixes for "empty responses" with thinking + tools, and a hidden 2,048-token output capr/LocalLLaMA· 23 Sep, 16:05MiMo-V2.6 (both Pro and Flash) is a benchmaxxed scam

Analysis1

Latent Space· 22 Sep, 06:30[AINews] Xiaomi MiMo-V2.6-Pro 1T-A42B: the new top Open Weights model, trained for $3M

How it unfolded

Every source in the order it appeared. Times in UTC.

21 Sep 20:07OpenRouter Xiaomi: MiMo-V2.6-Pro listed on OpenRouter21 Sep 20:07OpenRouter Xiaomi: MiMo-V2.6-Flash listed on OpenRouter21 Sep 20:07OpenRouter Xiaomi: MiMo-V2.6-Pro-UltraSpeed listed on OpenRouter22 Sep 06:30Latent Space [AINews] Xiaomi MiMo-V2.6-Pro 1T-A42B: the new top Open Weights model, trained for $3M22 Sep 11:42The Decoder Xiaomi's affordable flagship AI leads the open models, and Anthropic says Claude helped get it there22 Sep 14:45SiliconANGLE Xiaomi introduces Mimo-V2.6 series open-source AI model family22 Sep 19:28r/LocalLLaMA MiMo-V2.6-Flash on vLLM: fixes for "empty responses" with thinking + tools, and a hidden 2,048-token output cap23 Sep 16:05r/LocalLLaMA MiMo-V2.6 (both Pro and Flash) is a benchmaxxed scam