Absolute Adjustment
Override the existing inventory levels for an inventory item at a location. Use absolute adjustments as the default method for updating inventory. This endpoint batches requests, making them more resource friendly than the [Catalog API](/developer/api-reference/rest/admin/catalog/products/update-products). Absolute adjustments have lower complexity than [relative adjustments](/developer/api-reference/rest/admin/management/inventory/adjustments/post-relative-adjustment), which synchronize with orders.
**Limits**
* For maximum inventory levels, see [Inventory adjustments](/developer/docs/admin/catalog-and-inventory/inventory-adjustments#inventory-adjustments).
* Limit of 2000 items for payload length, see [Optimizing performance](/developer/docs/admin/catalog-and-inventory/inventory-adjustments#optimizing-performance) for more information.