Google I/O Introduces Gemini 3.5 Flash – Faster, Cheaper Than 3.1 Pro – and Antigravity 2.0
Google's I/O unveiled Gemini 3.5 Flash, a model that runs four times faster and costs far less than the previous 3.1 Pro while topping benchmark leaderboards, alongside the Antigravity 2.0 "Claude Code" development environment, new Gemini Spark agents, the multimodal Gemini Omni world‑model, and major Search upgrades that add information agents and generative UI capabilities.
