Google Launches AI Universal Cart for Retail Shopping

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- Google unveiled a “Universal Cart” at its I/O event that lets users add items from Search, Gemini chat, and later YouTube and Gmail, then checkout through Google.
- Universal Cart works across retailers such as Sephora, Target, Wayfair, and Walmart, offering price‑drop alerts, price‑history view, and out‑of‑stock notifications.
- Vidhya Srinivasan explained the cart functions like a background personal shopper, flagging issues such as incompatible PC components and suggesting payment methods via Google Pay.
- Google does not take a commission on sales; it positions itself as a “matchmaker” between consumers and merchants rather than the merchant of record.
- Universal Commerce Protocol (UCP), introduced by Google in January with Walmart, Shopify and Target, now includes Amazon, Meta, Microsoft, Salesforce and Stripe on its governing committee.
- Gemini Spark is a 24/7 AI agent that can purchase items on a shopper’s behalf when they meet preset criteria, using the Agent Payments Protocol (AP2) for approval and a digital paper trail.
- Retailers worry that AI‑driven “agentic shopping” could reduce traffic to their own sites, a concern highlighted by the “Doordash problem” and recent lawsuits like Amazon’s suit against Perplexity.
Why it matters: Consumers gain a consolidated shopping experience with price‑tracking, stock alerts, and compatibility warnings, while retailers risk losing direct site traffic as AI agents route purchases through Google’s cart, which takes no commission and positions Google as a matchmaker, reshaping the traditional e‑commerce value chain.




