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Google introduces Gemini 2.5
Thinking becomes part of the mainline Gemini model approach.
Model lab
Topics
OCCURRED25 Mar 2025
PUBLIC ACCOUNT25 Mar 2025
EVIDENCEFirst-party account
About these dates
Original publication March 25; the article records a March 26 evaluation update.
Google introduced Gemini 2.5 with reasoning built into its main model approach. Gemini 2.5 Pro Experimental was the first release, available in Google AI Studio and to Gemini Advanced subscribers; Google had already offered experimental thinking models before this launch. Google ↗
Sources & attribution
- Organizational disclosure 25 Mar 2025gemini 2 5 pro release announcement ↗
Google. Original developer announcement.
- Organizational disclosure 15 Feb 2024gemini 1 5 pro release announcement ↗
Google. Original developer announcement.