Dec 05, 2025 10:06:00

Google releases 'Gemini 3 Deep Think,' significantly outperforming Gemini 3 Pro and GPT-5 Pro

Google released Gemini 3 Deep Think , an enhanced version of Gemini 3 with enhanced inference capabilities, on Thursday, December 4, 2025. Gemini 3 Deep Think has performance that far exceeds that of Gemini 3 and other models.

Gemini 3 Deep Think is now available

https://blog.google/products/gemini/gemini-3-deep-think/

Google won gold medals at the International Mathematical Olympiad and the International Collegiate Programming Contest with its enhanced version of Gemini 2.5 Deep Think. The newly released Gemini 3 Deep Think builds on the enhanced version of Gemini 2.5 Deep Think, enabling it to simultaneously consider multiple hypotheses through advanced parallel inference.

Google's enhanced Gemini reaches the gold medal performance at the Mathematical Olympiad, works in natural language, and derives answers within the same time limit as humans - GIGAZINE

The benchmark scores for 'Gemini 3 Deep Think,' 'Gemini 3 Pro,' 'Gemini 2.5 Pro,' 'Claude Sonnet 4.5,' 'GPT-5 Pro,' and 'GPT-5.1' are as follows. In Humanity's Last Exam , which measures AI's thinking ability and knowledge, it took first place, beating Gemini 3 Pro and GPT-5 Pro.

In

the ARC-AGI-2 test, which measures AI intelligence, Gemini 3 Deep Think achieved a score of 45.1%, far surpassing other models, by using the tool.

Google has released a demo video showing how to create a 3D domino game using Gemini 3 Deep Think.

We're pushing the boundaries of intelligence even further with Gemini 3 Deep Think. 🧠

This mode meaningfully improves reasoning capabilities by exploring many hypotheses simultaneously to solve problems.

Here's how it coded a simulated dominoes game from a single prompt ⬇️ pic.twitter.com/pp0ZfpcToA

— Google DeepMind (@GoogleDeepMind) December 4, 2025

At the time of writing, Gemini 3 Deep Think is rolling out to Google AI Ultra subscribers.