Identify cart lines by `view_key` in `cartLinesUpdate` and `cartLinesRemove`

Shopify Dev

Shopify Dev· Jun 12, 2026· 6/10· 91% relevant

Shopify introduces a new `viewKey` field in the `CartLine` type.

Shopify Dev· Nov 6, 2026· 9/10· 87% relevant

Adds variantIdentifier field to orderCreate line items in GraphQL Admin API 2027-01, enabling custom IDs.

Shopify Dev· Oct 12, 2026· 7/10· 86% relevant

Cart updates that no longer trigger carts/update webhooks when unchanged, reducing duplicate notifications.

Shopify Dev· Jul 15, 2026· 8/10· 86% relevant

New fields added to `ExchangeLineItem` include `productId`, `title`, `variantSku`, and `variantTitle`.

Shopify Dev· Aug 3, 2026· 7/10· 86% relevant

The `orderCreate` mutation now supports multiple tracking numbers for each fulfillment.

Shopify Dev· Apr 20, 2026· 7/10· 86% relevant

New cartToken field added to Order object

Identify cart lines by `view_key` in `cartLinesUpdate` and `cartLinesRemove` (opens in a new tab)