# Add/update the specified cart item

**PUT /V1/carts/{cartId}/items/{itemId}**

Add/update the specified cart item.


## Servers
- https://magento2.winkelstraat.mac/rest/all: https://magento2.winkelstraat.mac/rest/all ()



## Parameters

### Path parameters
- **cartId** (string)

- **itemId** (string)



### Body:  (object)

- **cartItem** (object)
  Interface CartItemInterface


## Responses
### 200
200 Success.

#### Body:  (object)
- **item_id** (integer)
  Item ID. Otherwise, null.
- **sku** (string)
  Product SKU. Otherwise, null.
- **qty** (number)
  Product quantity.
- **name** (string)
  Product name. Otherwise, null.
- **price** (number)
  Product price. Otherwise, null.
- **product_type** (string)
  Product type. Otherwise, null.
- **quote_id** (string)
  Quote id.
- **product_option** (object)
  Product option interface
- **extension_attributes** (object)
  ExtensionInterface class for @see \Magento\Quote\Api\Data\CartItemInterface

### 401
401 Unauthorized

#### Body:  (object)
- **message** (string)
  Error message
- **errors** (array[object])
  Error details
- **code** (integer)
  Error code
- **parameters** (array[object])
  Error parameters item
- **trace** (string)
  Stack trace

### 400
400 Bad Request

#### Body:  (object)
- **message** (string)
  Error message
- **errors** (array[object])
  Error details
- **code** (integer)
  Error code
- **parameters** (array[object])
  Error parameters item
- **trace** (string)
  Stack trace

### default
Unexpected error

#### Body:  (object)
- **message** (string)
  Error message
- **errors** (array[object])
  Error details
- **code** (integer)
  Error code
- **parameters** (array[object])
  Error parameters item
- **trace** (string)
  Stack trace


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