Deep Think is based on the same foundation as Gemini 2.5 Pro, but it increases the "thinking time" with greater parallel analysis. According to Google, Deep Think explores multiple approaches to a problem, even revisiting and remixing the various hypotheses it generates. This process helps it create a higher-quality output.

Google has officially launched Deep Think, the latest and most advanced reasoning model in its Gemini 2.5 series, offering a refined AI experience designed to enhance logical thinking, problem-solving,

A version of the AI model achieved gold-medal standard at the International Mathematical Olympiad earlier this year.