- Order metafield definitions can now copy matching cart metafield values to orders at checkout completion (API version 2026-04).
- Cart metafields are exposed in all buyer‑journey APIs and are recommended over cart attributes/checkout metafields, providing edit/view permissions and app‑reserved namespaces for better security.
- Enable the cartToOrderCopyable capability on an order metafield definition to activate automatic copying.
Automatically copy cart metafields to orders at checkout completion
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admin.app.intent.link intents now open as a full‑page navigation instead of an overlay modal
Adds cart session attribution and cart attributes for richer checkout data.
Added the `shop_campaign_insights` schema to ShopifyQL, letting apps query campaign performance data using the existing `shopifyqlQuery` field with the `read_reports` scope.