Gemini Spark was announced at Google I/O 2026 on Tuesday. It is a personal artificial intelligence (AI) agent that can take actions on the user’s behalf, rather than waiting for prompts. The agentic AI tool is powered by Gemini 3.5 and is built on the Mountain View-based tech giant’s Antigravity integrated development environment (IDE). Gemini Spark runs on dedica…Gemini Spark was announced at Google I/O 2026 on Tuesday. It is a personal artificial intelligence (AI) agent that can take actions on the user’s behalf, rather than waiting for prompts. The agentic AI tool is powered by Gemini 3.5 and is built on the Mountain View-based tech giant’s Antigravity integrated development environment (IDE). Gemini Spark runs on dedica…