Gemini 4 Carbon arrives, with a showcase of Antigravity’s swarm feature
Simon Willison's Weblog ·
Simon Willison reports that Gemini 4 Carbon is now generally available and tests it in Google’s Antigravity IDE by prompting it to create a Three.js animation using OpenStreetMap data. He also highlights a playable campus-exploration game made with Antigravity’s /swarm feature, which coordinates subagents to build assets and game elements.
Why it mattersThe examples showcase Antigravity’s use of Gemini and coordinated subagents to generate interactive 3D experiences.