Shopify deprecations
2 upcoming · 5 already killed · next: Global Catalog REST API stops serving traffic on Nov 2, 2026
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Upcoming
- Global Catalog REST API stops serving trafficShutdown
Global Catalog REST API stops serving traffic on November 2, 2026.
- Script tags stop running on storefrontsShutdown
Script tags are deprecated and will stop running on March 1, 2027.
Recently killed
- ScriptTag REST Admin API POST/PUT and scriptTagCreate/scriptTagUpdate mutationsBreaking change
Script tag create and update mutations and REST POST/PUT will return errors starting 2026-10-01 across all API versions.
- Invalid metafield filter queries return errors (API 2026-10)Breaking change
Starting in API version 2026-10, the GraphQL Admin API returns an error when a query filters by a metafield that isn't set up for filtering, instead of silently returning incorrect results.
- Shopify CLI v3.83.x and earlier (password protected storefront theme development)Version sunset
Shopify CLI 3.83.x and earlier stop supporting theme development on password protected storefronts after 2026-09-23.
- Theme CLI <=3.83 password-protected dev flows stopShutdown
Starting September 23, 2026, Theme commands on Shopify CLI for password protected storefronts will require version 3.84.0 or later .
- Storefront MCP cart tools deprecated for UCP Cart MCPDeprecation
Storefront MCP cart tools are being deprecated in favour of UCP Cart MCP.
Sources we watch
- Deprecation page: shopify.dev
- changelog feed: shopify.dev
- GitHub releases: Shopify/shopify-api-js