--- title: InventoryAdjustQuantitiesPayload - GraphQL Admin description: Return type for `inventoryAdjustQuantities` mutation. api_version: 2025-01 api_name: admin type: payload api_type: graphql source_url: html: https://shopify.dev/docs/api/admin-graphql/2025-01/payloads/inventoryadjustquantitiespayload md: https://shopify.dev/docs/api/admin-graphql/2025-01/payloads/inventoryadjustquantitiespayload.md --- # Inventory​Adjust​Quantities​Payload payload Return type for `inventoryAdjustQuantities` mutation. ## Fields * inventory​Adjustment​Group [Inventory​Adjustment​Group](https://shopify.dev/docs/api/admin-graphql/2025-01/objects/InventoryAdjustmentGroup) The group of changes made by the operation. * user​Errors [\[Inventory​Adjust​Quantities​User​Error!\]!](https://shopify.dev/docs/api/admin-graphql/2025-01/objects/InventoryAdjustQuantitiesUserError) non-null The list of errors that occurred from executing the mutation. *** ## Mutations with this payload * [inventory​Adjust​Quantities](https://shopify.dev/docs/api/admin-graphql/2025-01/mutations/inventoryAdjustQuantities) mutation Adjusts quantities for inventory items by applying incremental changes at specific locations. Each adjustment modifies the quantity by a delta value rather than setting an absolute amount. The mutation tracks adjustments with a reason code and optional reference URI for audit trails. Returns an [`InventoryAdjustmentGroup`](https://shopify.dev/docs/api/admin-graphql/latest/objects/InventoryAdjustmentGroup) that records all changes made in the operation. Learn more about [managing inventory quantities and states](https://shopify.dev/docs/apps/build/orders-fulfillment/inventory-management-apps/manage-quantities-states#adjust-inventory-quantities). *** Caution As of version `2026-01`, this mutation supports an optional idempotency key using the `@idempotent` directive. As of version `2026-04`, the idempotency key is required and must be provided using the `@idempotent` directive. For more information, see the [idempotency documentation](https://shopify.dev/docs/api/admin/idempotency). *** *** ## Map ### Mutations with this payload * [inventory​Adjust​Quantities](https://shopify.dev/docs/api/admin-graphql/2025-01/types/inventoryAdjustQuantities)