01 / 01Oct 29, 2026Shopify Global Catalog REST Ends Nov 2: Migrate to MCP and UCPShopify's Global Catalog REST API goes dark Nov 2, 2026. Here is the endpoint map, a TypeScript MCP client, and the hidden-caller audit to finish first.Oct 29, 2026·12 min read12 min read#shopify#mcp#universal-commerce-protocol#agentic-commerce→