The Verge Google shut down Project Mariner on May 4, 2026, ending the experimental service that could perform up to ten tasks across the web. The company redirected the feature’s underlying technology into its Gemini Agent, AI‑powered search, and other tools ahead of the May 19 I/O developer conference. Google did not comment on the decision, but the move signals a shift toward integrating agentic capabilities directly into its broader AI ecosystem.
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