# Order item

The order item object represents something that has been purchased as part of the order. For an airline reservation, an order item is typically one or more flight segments, or an ancillary item purchased in addition to the flight, such as excess baggage allowance or priority boarding.

 - [POST /v2.1/orders/{orderRef}/orderItems](https://api-docs.sitecore.com/cdp/order-rest-api/order-item/createorderitem.md): Creates an order item on an order. In the response, `ref` contains the order item reference. Use the order item reference to interact with a specific order item, for example, to retrieve it, update it
 - [GET /v2.1/orders/{orderRef}/orderItems](https://api-docs.sitecore.com/cdp/order-rest-api/order-item/retrieveorderitems_1.md): Retrieves a list of order items for an order. In the response, `items.ref` contains the order item reference. Use the order item reference to interact with a specific order item, for example, to retri
 - [GET /v2.1/orderItems/{orderItemRef}](https://api-docs.sitecore.com/cdp/order-rest-api/order-item/retrieveorderitem.md): Retrieves an order item.
 - [PUT /v2.1/orderItems/{orderItemRef}](https://api-docs.sitecore.com/cdp/order-rest-api/order-item/updatesorderitem.md): Updates an order item.
 - [PATCH /v2.1/orderItems/{orderItemRef}](https://api-docs.sitecore.com/cdp/order-rest-api/order-item/partiallyupdatesorderitem.md): Partially updates an order item.
 - [DELETE /v2.1/orderItems/{orderItemRef}](https://api-docs.sitecore.com/cdp/order-rest-api/order-item/deleteorderitem.md): Deletes an order item.