🔧 Shopify Just Shipped a UCP CLI. It Buys Anywhere — But Only Finds Shopify.

On May 18, 2026, Shopify published @shopify/ucp-cli to npm — a command-line tool and MCP server it describes as "a shopping skill for AI agents, powered by the Universal Commerce Protocol." Within days it's at v0.5.0, MIT-licensed, open on GitHub. The pitch, from Ilya Grigorik's launch post: millions of Shopify merchants natively speak UCP,...