Google shuts down Project Mariner, its AI web browsing tool

pcmag.com

Google has shut down Project Mariner, its experimental AI web browsing tool, on May 4, 2026. The tool allowed users to delegate complex online tasks to an AI agent. Its technology has been integrated into other Google products like Gemini Agent. Project Mariner launched in December 2024 and required a premium subscription. Its closure precedes Google I/O 2026, with staff reportedly moved to a new agent project.


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