Cart

Update cart item quantity

Update the quantity of an item in the cart.

post/update-cart-item

Request

Headers

X-STOREFRONT-KEYstring required

Storefront API Key for authentication. Required for all shop/storefront API requests.

X-Localestring
Example:en

Locale code for localized data (e.g. "en", "fr", "ar"). Defaults to channel's default locale.

X-Channelstring
Example:default

Channel code (e.g. "default"). Defaults to the current channel.

X-Currencystring
Example:USD

Currency code (e.g. "USD", "EUR", "INR"). Defaults to channel's base currency.

Request body

cartItemIdinteger required

Cart item ID to update

quantityinteger required

New quantity

Example request

{
  "cartItemId": 1,
  "quantity": 3
}

Response

Cart item quantity updated. Returns the full cart.

Changes

No recorded changes to this operation across all 13 revisions of this API.