Xiaomi has officially open-sourced its MiMo-V2.5 series of AI models, including the flagship MiMo-V2.5 Pro agent model. These models demonstrate strong performance, rivaling top closed-source models like Claude Opus 4.6 and GPT-5.4 on various benchmarks, particularly in long-context tasks and fuzzy instruction following. The release also includes advancements in full-modal capabilities, TTS, and ASR, with a 1 million token context window and improved token efficiency, making advanced AI more accessible. AI
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IMPACT Accelerates adoption of advanced agent frameworks and lowers the cost barrier for developers and users to access high-performance AI capabilities.
RANK_REASON Open-source release of a frontier-level agent model from a major tech company with performance claims rivaling top closed-source models.