The UCP Directory: find a store that speaks UCP
Search by store, brand, product or country. A domain goes to its status page; a product finds the stores that sell it.
6 in 10of public UCP profiles in our market read run on Shopify
~10,600Shopify stores we check in depth, each with a status page
2026-08-25the release 100% of them declare
Offered
Calling its services: MCP
Catalogue search, cart and checkout through Shopify's MCP service.
Offered
Acting for the buyer
The buyer can sign the agent in through Shop accounts.
Problem
In the buyer's browser: Embedded at an older release
Declared at 2026-04-08 inside a 2026-08-25 profile, so a current agent has to ignore it. It's Shopify's to fix, not the store's.
Default
Payment handlers and files for agents
Shop Pay, cards and Google Pay, and an agents.md that Shopify writes for each store.
