22.01.2026 09:59Author: Viacheslav Vasipenok

Google Quietly Dominates Agentic Commerce: Universal Commerce Protocol (UCP) Lets AI Agents Shop for You

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Google is steadily eroding the moats of specialized AI agents and e-commerce platforms by turning its search and Gemini ecosystem into a full-fledged agentic shopping powerhouse. On January 11, 2026, at the National Retail Federation (NRF) conference in New York, the company unveiled the Universal Commerce Protocol (UCP) — an open standard designed to make AI agents the seamless operators of the entire shopping journey, from discovery to purchase and post-sale support.

The core problem UCP solves is painfully familiar: when you ask an AI like Gemini or ChatGPT, "Find me a durable carry-on suitcase under $200," it surfaces great options, but the moment you decide to buy, you're redirected to the retailer's site, forced to create an account, re-enter shipping details, and battle checkout friction.

Cart abandonment rates hover around 70% industry-wide, and agentic handoffs kill conversion. UCP changes that by establishing a common language between AI agents, retailers, payment providers, and consumer surfaces. Agents can now discover product capabilities, negotiate transaction terms, complete purchases, and even handle fulfillment or returns — all without custom integrations for every agent or platform.

Co-developed with major players Shopify, Etsy, Wayfair, Target, and Walmart, UCP has already garnered endorsements from over 20 additional ecosystem partners, including Adyen, American Express, Best Buy, Flipkart, Macy’s Inc., Mastercard, Stripe, The Home Depot, Visa, and Zalando.

This broad coalition — representing trillions in combined annual revenue — gives UCP immediate scale and credibility, positioning it as a potential industry standard rather than a Google lock-in.

Crucially, UCP is built for interoperability. It works across verticals and is explicitly compatible with existing protocols such as:

  • Agent2Agent (A2A) for agent-to-agent communication,
  • Agent Payments Protocol (AP2) for secure payments,
  • Model Context Protocol (MCP) from Anthropic for rich context sharing.

This openness reduces vendor lock-in risks and encourages collaborative evolution, echoing how HTTP standardized the web.

Alongside UCP, Google launched several immediate and near-term features powered by the protocol (initially available in the U.S.):

  • Checkout in AI Mode — Shoppers can now complete purchases directly from eligible product listings while researching in Google Search AI Mode or the Gemini app. Powered by Google Pay (using saved methods and shipping info from Google Wallet), with PayPal support coming soon. Retailers remain the seller of record and can customize integrations.
  • Business Agent — A branded AI chat experience embedded in Search, acting as a virtual sales associate in the brand’s voice. Live as of January 12, 2026, with early adopters including Lowe’s, Michael’s, Poshmark, and Reebok. Eligible U.S. retailers activate and customize via Google Merchant Center, with future capabilities to train on their data, deliver personalized offers, and enable direct agentic purchases.
  • Direct Offers — A Google Ads pilot delivering exclusive, AI-targeted promotions (starting with discounts, expanding to bundles and free shipping) to high-intent shoppers in AI Mode. Collaborating brands include Petco, e.l.f. Cosmetics, Samsonite, Rugs USA, and select Shopify merchants.
  • Enhanced Merchant Center attributes — Dozens of new product data fields optimized for conversational discovery (e.g., answers to common questions, compatible accessories, substitutes). Rolling out initially to a small group of retailers, with broader expansion in the coming months.

These tools are rolling out first in the United States, with global expansion and additional capabilities (loyalty rewards, related products, custom experiences) planned for the near future.

The strategic play is clear: Google is positioning itself at the center of agentic commerce — the next evolution where AI agents move beyond advice to become autonomous operators.

By launching an open protocol backed by a massive retail and payments coalition, Google makes it harder for closed ecosystems (including competitors like OpenAI's Instant Checkout with Stripe) to dominate. Retailers benefit from reduced friction, higher conversion, and direct engagement at peak intent moments, while avoiding heavy dependence on any single agent provider.

For U.S.-based online stores, especially those on Shopify, Walmart Marketplace, Target, or similar platforms, integrating UCP via Merchant Center is rapidly becoming table stakes. The frictionless, one-click purchase flow in AI conversations could capture sales that previously leaked to abandoned carts or competitor sites. As Vidhya Srinivasan, VP/GM of Google Ads & Commerce, stated: "We believe in an agentic commerce future that is open, collaborative and built for everyone to succeed."

In 2026, the race isn't just about who has the smartest agent — it's about who controls the protocol layer that lets every agent shop everywhere. Google just took a commanding lead.

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