UCP Checker

Research, guides and ecosystem updates

Original research on UCP adoption, the State of Agentic Commerce report, guides for each store platform, and the latest spec changes, written for developers and platform teams building for agentic commerce.

Guides

The BigCommerce UCP Guide: The Sleeping Giant of API-First Agent Commerce

BigCommerce's API-first architecture gives it a natural advantage for UCP implementation. Here's what our monitoring data shows about how these stores actually perform.

· 15 min read
Guides

The Magento UCP Guide: What Enterprise Monitoring Data Tells Us About Adobe Commerce Agent Readiness

Magento and Adobe Commerce bring enterprise-grade complexity to UCP implementation. Here's what our monitoring data reveals about making the platform work for AI agents.

· 17 min read
Guides

The WooCommerce UCP Guide: What Our Monitoring Data Reveals About WordPress Agent Commerce

WooCommerce gives merchants total control over their UCP implementation — but that flexibility comes with unique challenges. Here's what we've learned monitoring WordPress-based stores.

· 15 min read
Guides

The Shopify UCP Guide: What 3,200 Monitored Domains Taught Us About AI Agent Commerce

Every verified UCP store we monitored in January is on Shopify. Here's what the platform gives you out of the box, what breaks in production, and how to optimize your store for AI agents.

· 12 min read
Product

UCP Now Supports Identity Linking — What It Means for Agentic Commerce

The UCP spec now defines identity linking as a core capability, and the protocol just got a major redesign. Here's what it is, how OAuth 2.0 enables agents to authenticate as real buyers, and why it's the missing piece between agent browsing and agent commerce.

· 8 min read
Product

How a Browser Extension Became Our Biggest Discovery Engine — And What We're Building Next

1,480 domains. 98.4% verified. A technical deep dive into how the UCP Checker Chrome extension works under the hood, what it discovered as the largest UCP manifest discovery channel, and the features we're considering next.

· 13 min read
Industry

We Monitored 2,000 UCP Manifests for a Month. Then We Built UCP Alerts.

457 status changes. 88 breakages. 32 flapping domains. A month of continuous UCP manifest monitoring revealed that the ecosystem is far more volatile than a one-time scan suggests — so we built UCP Alerts.

· 12 min read
Product

Why We Built UCP Playground

We went from scanning manifests to building a full agent shopping playground. Six models, 1'000's of stores, 114 agent sessions — here is what happens when AI agents actually try to buy things.

· 10 min read