Add a position with a product or service from the catalog module to the cart of an existing order sale.basketitem.addCatalogProduct

If you are developing integrations for Bitrix24 using AI tools (Codex, Claude Code, Cursor), connect to the MCP server so that the assistant can utilize the official REST documentation.

Scope: sale

Who can execute the method: administrator

This method adds a position (item) with a product or service from the catalog module to the cart of an existing order.

Method Parameters

Required parameters are marked with *

Name `type`	Description
fields* `object`	Field values for creating an item (position) in the order cart

Parameter fields

Required parameters are marked with *

Name `type`	Description
orderId* `sale_order.id`	Order identifier. Can only be specified when creating a cart position. Must be obtained earlier using the methods sale.order.add or sale.order.list
sort `integer`	Position in the order item list
productid* `catalog_product.id`	Identifier of the product/variation
price `double`	Price considering markups and discounts (see the `customPrice` field below). If not specified, it will be calculated based on catalog data. The field will be automatically filled if `customPrice !== ‘Y’`
basePrice `double`	Original price without considering markups and discounts (see the `customPrice` field below). If not specified, it will be calculated based on catalog data. The field will be automatically filled if `customPrice !== ‘Y’`
discountPrice `double`	Amount of the final discount or markup (see the `customPrice` field below). If not specified, it will be calculated based on catalog data. The field will be automatically filled if `customPrice !== ‘Y’`
currency* `crm_currency.CURRENCY`	Currency of the price. Must match the currency of the order
customPrice `string`	Is the price specified manually: `Y` — price is set manually `N` — price is obtained from the product catalog Default value is `N`. If `Y` is specified, the catalog price data will be ignored. The parameters `price`, `basePrice`, and `discountPrice` must be explicitly set so that the condition `basePrice = price + discountPrice` is met
quantity* `double`	Quantity of the product
xmlId `string`	External code of the cart position
name* `string`	Name of the product

Code Examples

How to Use Examples in Documentation

cURL (Webhook)

cURL (OAuth)

PHP

BX24.js

PHP CRest

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"fields":{"orderId":5147,"quantity":1,"productId":4347,"currency":"USD"}}' \
        https://**put_your_bitrix24_address**/rest/**put_your_user_id_here**/**put_your_webhook_here**/sale.basketitem.addCatalogProduct

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"fields":{"orderId":5147,"quantity":1,"productId":4347,"currency":"USD"},"auth":"**put_access_token_here**"}' \
        https://**put_your_bitrix24_address**/rest/sale.basketitem.addCatalogProduct

try
        {
        	const response = await $b24.callMethod(
        		"sale.basketitem.addCatalogProduct",
        		{
        			fields: {
        				orderId: 5147,
        				quantity: 1,
        				productId: 4347,
        				currency: 'USD',
        			}
        		}
        	);
        	
        	const result = response.getData().result;
        	console.log(result);
        }
        catch( error )
        {
        	console.error(error);
        }

try {
            $response = $b24Service
                ->core
                ->call(
                    'sale.basketitem.addCatalogProduct',
                    [
                        'fields' => [
                            'orderId'   => 5147,
                            'quantity'  => 1,
                            'productId' => 4347,
                            'currency'  => 'USD',
                        ],
                    ]
                );
        
            $result = $response
                ->getResponseData()
                ->getResult();
        
            echo 'Success: ' . print_r($result, true);
            // Your required data processing logic
            processData($result);
        
        } catch (Throwable $e) {
            error_log($e->getMessage());
            echo 'Error adding catalog product: ' . $e->getMessage();
        }

BX24.callMethod(
            "sale.basketitem.addCatalogProduct",
            {
                fields: {
                    orderId: 5147,
                    quantity: 1,
                    productId: 4347,
                    currency: 'USD',
                }
            },
        )
            .then(
                function(result)
                {
                    if (result.error())
                    {
                        console.error(result.error());
                    }
                    else
                    {
                        console.log(result.data());
                    }
                },
                function(error)
                {
                    console.info(error);
                }
            );

require_once('crest.php');
        
        $result = CRest::call(
            'sale.basketitem.addCatalogProduct',
            [
                'fields' => [
                    'orderId' => 5147,
                    'quantity' => 1,
                    'productId' => 4347,
                    'currency' => 'USD',
                ]
            ]
        );
        
        echo '<PRE>';
        print_r($result);
        echo '</PRE>';

Response Handling

HTTP status: 200

{
            "result": {
                "basketItem": {
                    "basePrice": 1234,
                    "canBuy": "Y",
                    "catalogXmlId": "FUTURE-1C-CATALOG",
                    "currency": "USD",
                    "customPrice": "N",
                    "dateInsert": "2024-04-22T16:36:43+02:00",
                    "dateUpdate": "2024-04-22T16:36:43+02:00",
                    "dimensions": "a:3:{s:5:\"WIDTH\";N;s:6:\"HEIGHT\";N;s:6:\"LENGTH\";N;}",
                    "discountPrice": 124,
                    "id": 6784,
                    "measureCode": "796",
                    "measureName": "pcs",
                    "name": "Service2",
                    "orderId": 5147,
                    "price": 1110,
                    "productId": 4347,
                    "productXmlId": "4347",
                    "properties": [],
                    "quantity": 1,
                    "reservations": [],
                    "sort": 100,
                    "type": 2,
                    "vatIncluded": "N",
                    "vatRate": null,
                    "weight": 0,
                    "xmlId": "bx_662675fba6516"
                }
            },
            "total": 1,
            "time": {
                "start": 1713796602.830767,
                "finish": 1713796604.315251,
                "duration": 1.4844841957092285,
                "processing": 0.6749260425567627,
                "date_start": "2024-04-22T16:36:42+02:00",
                "date_finish": "2024-04-22T16:36:44+02:00",
                "operating": 0
            }
        }

Returned Data

Name `type`	Description
result `object`	Root element of the response
basketItem `sale_basket_item`	Object with data of the created item (position) in the cart
total `integer`	Number of processed records
time `time`	Information about the request execution time

Error Handling

HTTP status: 400

{
            "error":0,
            "error_description":"error"
        }

Name `type`	Description
error `string`	String error code. It may consist of digits, Latin letters, and underscores
error_description `error_description`	Textual description of the error. The description is not intended to be shown to the end user in its raw form

Possible Error Codes

Code	Description
`200140400006`	`Module catalog does not exist` The Trade Catalog module (catalog) is missing
`200140400007`	`basket item is not saved - bad data` The item was not created. The error occurs if an incorrect product identifier is passed or if the product is inactive
`200140400008`	`Required fields: fields[ORDER_ID]` Order identifier is not specified
`200140400009`	`Order not found` Order not found
`200140400011`	`Currency must be the currency of the order` The position currency does not match the order currency
`200040300010`	Insufficient rights to add
`100`	Required parameters are not specified
`0`	Other errors (e.g., fatal errors)

Statuses and System Error Codes

HTTP Status: 20x, 40x, 50x

The errors described below may occur when calling any method.

Status	Code Error Message	Description
`500`	`INTERNAL_SERVER_ERROR` Internal server error	An internal server error has occurred. Please contact the server administrator or Bitrix24 technical support
`500`	`ERROR_UNEXPECTED_ANSWER` Server returned an unexpected response	An internal server error has occurred. Please contact the server administrator or Bitrix24 technical support
`503`	`QUERY_LIMIT_EXCEEDED` Too many requests	The request intensity limit has been exceeded
`405`	`ERROR_BATCH_METHOD_NOT_ALLOWED` Method is not allowed for batch usage	The current method is not permitted for calls using batch
`400`	`ERROR_BATCH_LENGTH_EXCEEDED` Max batch length exceeded	The maximum length of parameters passed to the batch method has been exceeded
`401`	`NO_AUTH_FOUND` Wrong authorization data	Invalid access token or webhook code
`400`	`INVALID_REQUEST` Https required	The HTTPS protocol is required for method calls
`503`	`OVERLOAD_LIMIT` REST API is blocked due to overload	The REST API is blocked due to overload. This is a manual individual block; please contact Bitrix24 technical support to lift it
`403`	`ACCESS_DENIED` REST API is available only on commercial plans	The REST API is only available on commercial plans
`403`	`INVALID_CREDENTIALS` Invalid request credentials	The user associated with the access token or webhook used to call the method lacks the necessary permissions
`404`	`ERROR_MANIFEST_IS_NOT_AVAILABLE` Manifest is not available	The manifest is not available
`403`	`insufficient_scope` The request requires higher privileges than provided by the webhook token	The request requires higher privileges than those provided by the webhook token
`401`	`expired_token` The access token provided has expired	The provided access token has expired
`403`	`user_access_error` The user does not have access to the application	The user does not have access to the application. This means that the application is installed, but the portal administrator has restricted access to this application to specific users only
`500`	`PORTAL_DELETED` Portal was deleted	The public part of the site is closed. To open the public part of the site on an on-premise installation, disable the "Temporary closure of the public part of the site" option. Path to the setting: Desktop > Settings > Product Settings > Module Settings > Main Module > Temporary closure of the public part of the site

Continue Learning

Get Available Fields of Cart Item

Update Cart Item (Product from Catalog) of Existing Order

Add a position with a product or service from the catalog module to the cart of an existing order sale.basketitem.addCatalogProduct

Method ParametersMethod Parameters

Parameter fieldsParameter fields

Code ExamplesCode Examples

Response HandlingResponse Handling

Returned DataReturned Data

Error HandlingError Handling

Possible Error CodesPossible Error Codes

Statuses and System Error CodesStatuses and System Error Codes

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