Google launched Universal Commerce Protocol (UCP), an interoperability layer that lets AI agents discover products, authenticate users, and complete transactions. Unlike AP2, which governs how agents move money, UCP orchestrates the entire commerce flow. UCP will require banks to create new approaches to authentication, consent, liability, and trust as AI agents become active participants in commerce. Google unveiled its Universal Commerce Protocol (UCP) today, which essentially serves as the plumbing for how AI agents buy things on consumers' behalf. But what does it really do and how is it different from Google's AP2 launched last fall? Here's a simple breakdown of the newly launched protocol. What does UCP do? Co-developed with major retailers and ecommerce players, including Shopify, Etsy, Wayfair, Target, and Walmart, Google's Universal Commerce Protocol is essentially a standardized way for AI agents to discover products, request prices, authenticate users, and complete transactions. You can think of it…
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