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Google Launches Gemini 3 and Antigravity Agent Platform With Broad Availability

Google cites top benchmark scores, with the Deep Think variant limited to researchers and Ultra subscribers.

Overview

  • Gemini 3 is available immediately across consumer, developer and enterprise channels, rolling into the Gemini app and powering a new Search AI Mode.
  • Google is adding a “Thinking” experience in Search for Google AI Pro and Ultra users in the United States that runs on Gemini 3 Pro.
  • Antigravity debuts as a developer IDE for building and managing agents, providing editor, terminal and browser access, with Gemini 2.5 Computer Use and the Nano Banana image generator built in.
  • Developers can use Gemini 3 via API in AI Studio, Antigravity and the Gemini CLI, while enterprises access it through Vertex AI and Gemini Enterprise.
  • DeepMind reports benchmark leads for Gemini 3 Pro (1501 on LM Arena; 37.5% on Humane’s Last Exam, with Deep Think at 41%), though Google has not detailed architecture or training data and says the model includes strengthened safety to reduce prompt-injection and misuse risks.