Google releases Gemini 3.1 Pro: Benchmark performance, how to try it

Google says that its most advanced thinking model yet outperforms Claude and ChatGPT on Humanity's Last Exam and other key benchmarks. Google released its latest core reasoning model, Gemini 3.1 Pro, on Thursday. Google says that Gemini 3.1 Pro achieved twice the verified performance of 3 Pro on ARC-AGI-2, a popular benchmark that measures a model's logical reasoning. Google originally released Gemini 3 and 3 Pro in November, and this …