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Hydrogen 2026-10 is now available

The new Hydrogen is now GA: A framework-agnostic JavaScript library to add Shopify commerce to your existing stack, plus skills for coding agents and starters for React Router and Next.js.
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Changelog
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Surfaces & APIs

Versions

Change type

  1. May 2025

    Surface
    1. The Storefront API's Cart object now exposes warnings for non-applicable discount codes
      Storefront API
    2. New Storefront API CartErrorCode: BUYER_CANNOT_PURCHASE_FOR_COMPANY_LOCATION
      Storefront API
    3. The UnitPriceMeasurementMeasuredUnit enum now includes imperial units and counts
      Breaking changesAdmin GraphQL API

  2. March 2025

    Surface
    1. Storefront API Cart now exposes selling plan errors
      Storefront API