Google shuts down Project Mariner

Google has pulled the plug on Project Mariner, an experimental feature designed to perform tasks for you across the web, as reported earlier by Wired's Maxwell Zeff. The Project Mariner landing page now contains a message that says: "Thank you for using Project Mariner. It was shut down on May 4th, 2026 and its technology voyaged to other Google products."
Google first revealed Project Mariner in December 2024 and later announced an update allowing it to perform up to 10 tasks at a time. Over the past year, Google has integrated features powered by Project Mariner into its other AI tools, including Gemini Agent, which can do things like arc ...