Xiaomi's affordable flagship AI leads the open models, and Anthropic says Claude helped get it there

With MiMo-V2.6-Pro, Xiaomi moves to the top of the openly available AI models and drastically undercuts the competition on price. What makes that possible is massive reinforcement learning that cost $2.62 million. But the success comes with a catch: Anthropic accuses the company of siphoning off training data from Claude.