Google I/O, Gemini Spark, Antigravity

In three linesGoogle I/O announces Gemini Spark, a personal AI agent competing with OpenClaw, integrated with Google apps (Gmail, Calendar, Drive, Docs, Sheets, Slides, YouTube, Maps). Spark runs on Gemini 3.5 Flash and Antigravity, an open-source Go CLI/SDK tool. Simon Willison notes lack of public details on prompt injection prevention.

Summary generated by Claude — human-verified