Google I/O 2026 Opens 'Code the Countdown' Vibe Coding Contest — Best Gemini Creations Featured on Main Stage

9to5Google·high signal

Google launched 'Code the Countdown' for I/O 2026 (May 19-20), inviting developers to vibe code creative projects using Gemini's Canvas or AI Studio for a chance to be featured during the live keynote. Submissions are due May 6. The countdown itself is a suite of five browser-based games built entirely with Gemini, with all source code published in AI Studio for forking. Gemini 4, Project Astra updates, and agentic AI announcements are expected at the event.