MiniMax M2.1 is the December 2025 update to MiniMax’s open-weight M2 line, which the lab’s release note pitches as built for real-world complex tasks across many programming languages rather than Python alone (release note). It enters the corpus through its systems-language release, and four days later MiniMax wired the same agentic model to a Vita Dynamics robot dog with no prior physical-world training. Its successor M2.7 is the model MiniMax later described as participating in its own evolution.
AISystem
MiniMax M2.1
MiniMax's open-weight coding and agentic model of December 2025, tuned for multi-language programming in Rust, Java and C++ rather than Python alone.
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- Welcome to December 24, 2025 (theinnermostloop.substack.com)
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