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MiniMax M3

An open-weight model from MiniMax that rivals closed systems and handles text, images and video.

MiniMax M3 is an open-weight AI model released by the Chinese lab MiniMax. It can be downloaded and run freely, yet it matches leading closed systems on demanding work such as coding.

Two features stand out. It has a very large context window — able to take in around a million words at once, enough for entire books or codebases — and it handles not just text but images and video. That combination makes it one of the clearer signs that open models keep closing the gap with the big closed providers.

As always with open-weight releases, the licence and data terms are worth reading carefully, but M3 is a strong example of top-tier capability that organisations can host themselves.