Gemini 3.1 Pro: A smarter model for your most complex tasks

This post announces the release of Gemini 3.1 Pro, an upgraded core intelligence for Gemini models. It highlights significant improvements in reasoning capabilities, evidenced by a 77.1% score on the ARC-AGI-2 benchmark, which is more than double the performance of Gemini 3 Pro. The post details the availability of Gemini 3.1 Pro across various consumer and developer platforms, including the Gemini API, Google AI Studio, Gemini CLI, Google Antigravity, Vertex AI, Gemini Enterprise, and Android Studio, with a focus on its application in complex problem-solving and agentic workflows. It also mentions higher usage limits for Pro and Ultra plan users and its availability on NotebookLM.