What you need to know • Google’s beefed-up reasoning model, Gemini 2.5 Deep Think, is built to tackle advanced math, coding, and big-picture reasoning, and it is now live for AI Ultra subscribers. • Deep Think supposedly works like OpenAI’s top models, piecing together smart solutions on the fly. • It pulled an 84% on the MMMU test and crushed Olympiad questions, even if Google kept some numbers quiet.

Google announced today that it’s expanding access to an upgraded version of Gemini 2.5 Deep Think, now available to Google AI Ultra subscribers.

At Google I/O in May, the company unveiled major upgrades to its Gemini 2.5 lineup, including Deep Think, a new reasoning model for Gemini 2.5 Pro built to handle tougher challenges like higher-level math and coding.

Since the announcement,

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