Global Catalog REST API stops serving traffic on November 2, 2026
Shopify developer change
MerchantDiff detected this entry in Shopify's official developer changelog on October 09, 2026.
This Shopify update is categorized as Catalog, Deprecation announcement.
What changed
The Global Catalog REST API, which was deprecated in April 2026, stops serving traffic on November 2, 2026. If your app still calls it, you need to migrate to Global Catalog MCP, which implements the Universal Commerce Protocol (UCP), before that date.
Who is affected
Apps still using the affected Shopify REST API surface should review this change.
What action may be needed
Check whether your app uses the deprecated surface. If it does, plan the migration using Shopify's official guidance before the applicable cutoff.
Use the official Shopify entry below as the source of truth for technical implementation details, affected APIs, migration instructions and deadlines.
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