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Google I/O 2026 launched Universal Cart and UCP, letting shoppers add products across Search, Gemini, YouTube, and Gmail without leaving the page. Only products with native_commerce attributes get the Buy button. Setup requires Google Pay Console and 3 REST endpoints.
Google launched Conversational Attributes in Merchant Center at Google Marketing Live on May 21, 2026 — new product data fields designed specifically for AI Mode and the Gemini App. Standard feed optimization no longer covers AI search visibility. These fields describe use cases and context the way shoppers actually ask questions.
Google AI Overviews now appear on 14% of shopping queries — up from 2% just months ago. Here's what changed, what it means for your product visibility, and how to adapt your SEO strategy.