MiniMax has released M2.7, an open-source model with 229 billion parameters, available under the Apache 2.0 license. This model demonstrates significant capabilities, achieving a score of 56.22% on the SWE-Pro benchmark, which matches OpenAI's GPT-5.3-Codex. Notably, M2.7 was involved in its own development, autonomously optimizing its training infrastructure and code over 100 rounds, leading to a 30% improvement in its programming scaffold. AI
IMPACT This release signals a new paradigm in model development, where AI actively participates in its own training and iteration, potentially accelerating research and development cycles.
RANK_REASON Open-source release of a frontier model with significant benchmark performance and novel self-evolution capabilities. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
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