> This page is for Developer. > For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://docs.bigcommerce.com/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.bigcommerce.com/_mcp/server. # Create Customer POST https://your_store.example.com/api/storefront/customers Content-Type: application/json Create a *Customer*. > #### Note > * Substitute your storefront domain for `yourstore.example.com`. > * The Send a Test Request feature is not currently supported for this endpoint. Reference: https://docs.bigcommerce.com/developer/api-reference/rest/storefront/customers/create-customer ## Request ### Body (application/json) This endpoint expects a CustomerCreateData. - `firstName` (string, optional) — First name of customer. - `lastName` (string, optional) — Last name of customer. - `email` (string, optional) — Email of customer. - `password` (string, optional) — Password of customer. - `acceptsMarketingEmails` (boolean, optional) — Indicates whether customer provided consent to receive marketing emails. - `token` (string, optional) — A valid [reCAPTCHA](/developer/docs/storefront/guides/graphql-storefront-api#recaptcha) token from a successful verification response. - `customFields` (list of CustomFields, optional) ## Response ### 204 Customer successfully created. ## Errors ### 400 Bad Request Error Could not create customer. - `any` ### 409 Conflict Error Thereʼs already an account for the provided email. Please enter a different email address or sign in. - `any` ### 422 Unprocessable Entity Error Missing Required Fields. - `any` ### 429 Too Many Requests Error Spam Protection Failed. - `any` ## Types ### CustomFields - `fieldId` (string, optional) - `fieldValue` (CustomFieldsFieldValue, optional) ### CustomFieldsFieldValue ## Examples **Request** ```json { "firstName": "Jane", "lastName": "Doe", "email": "janedoe@example.com", "password": "string", "acceptsMarketingEmails": true, "customFields": [ { "fieldId": "25", "fieldValue": "Leave in backyard" } ] } ``` **SDK Code** ```python application/json import requests url = "https://your_store.example.com/api/storefront/customers" payload = { "firstName": "Jane", "lastName": "Doe", "email": "janedoe@example.com", "password": "string", "acceptsMarketingEmails": True, "customFields": [ { "fieldId": "25", "fieldValue": "Leave in backyard" } ] } headers = {"Content-Type": "application/json"} response = requests.post(url, json=payload, headers=headers) print(response.json()) ``` ```javascript application/json const url = 'https://your_store.example.com/api/storefront/customers'; const options = { method: 'POST', headers: {'Content-Type': 'application/json'}, body: '{"firstName":"Jane","lastName":"Doe","email":"janedoe@example.com","password":"string","acceptsMarketingEmails":true,"customFields":[{"fieldId":"25","fieldValue":"Leave in backyard"}]}' }; try { const response = await fetch(url, options); const data = await response.json(); console.log(data); } catch (error) { console.error(error); } ``` ```go application/json package main import ( "fmt" "strings" "net/http" "io" ) func main() { url := "https://your_store.example.com/api/storefront/customers" payload := strings.NewReader("{\n \"firstName\": \"Jane\",\n \"lastName\": \"Doe\",\n \"email\": \"janedoe@example.com\",\n \"password\": \"string\",\n \"acceptsMarketingEmails\": true,\n \"customFields\": [\n {\n \"fieldId\": \"25\",\n \"fieldValue\": \"Leave in backyard\"\n }\n ]\n}") req, _ := http.NewRequest("POST", url, payload) req.Header.Add("Content-Type", "application/json") res, _ := http.DefaultClient.Do(req) defer res.Body.Close() body, _ := io.ReadAll(res.Body) fmt.Println(res) fmt.Println(string(body)) } ``` ```ruby application/json require 'uri' require 'net/http' url = URI("https://your_store.example.com/api/storefront/customers") http = Net::HTTP.new(url.host, url.port) http.use_ssl = true request = Net::HTTP::Post.new(url) request["Content-Type"] = 'application/json' request.body = "{\n \"firstName\": \"Jane\",\n \"lastName\": \"Doe\",\n \"email\": \"janedoe@example.com\",\n \"password\": \"string\",\n \"acceptsMarketingEmails\": true,\n \"customFields\": [\n {\n \"fieldId\": \"25\",\n \"fieldValue\": \"Leave in backyard\"\n }\n ]\n}" response = http.request(request) puts response.read_body ``` ```java application/json import com.mashape.unirest.http.HttpResponse; import com.mashape.unirest.http.Unirest; HttpResponse response = Unirest.post("https://your_store.example.com/api/storefront/customers") .header("Content-Type", "application/json") .body("{\n \"firstName\": \"Jane\",\n \"lastName\": \"Doe\",\n \"email\": \"janedoe@example.com\",\n \"password\": \"string\",\n \"acceptsMarketingEmails\": true,\n \"customFields\": [\n {\n \"fieldId\": \"25\",\n \"fieldValue\": \"Leave in backyard\"\n }\n ]\n}") .asString(); ``` ```php application/json request('POST', 'https://your_store.example.com/api/storefront/customers', [ 'body' => '{ "firstName": "Jane", "lastName": "Doe", "email": "janedoe@example.com", "password": "string", "acceptsMarketingEmails": true, "customFields": [ { "fieldId": "25", "fieldValue": "Leave in backyard" } ] }', 'headers' => [ 'Content-Type' => 'application/json', ], ]); echo $response->getBody(); ``` ```csharp application/json using RestSharp; var client = new RestClient("https://your_store.example.com/api/storefront/customers"); var request = new RestRequest(Method.POST); request.AddHeader("Content-Type", "application/json"); request.AddParameter("application/json", "{\n \"firstName\": \"Jane\",\n \"lastName\": \"Doe\",\n \"email\": \"janedoe@example.com\",\n \"password\": \"string\",\n \"acceptsMarketingEmails\": true,\n \"customFields\": [\n {\n \"fieldId\": \"25\",\n \"fieldValue\": \"Leave in backyard\"\n }\n ]\n}", ParameterType.RequestBody); IRestResponse response = client.Execute(request); ``` ```swift application/json import Foundation let headers = ["Content-Type": "application/json"] let parameters = [ "firstName": "Jane", "lastName": "Doe", "email": "janedoe@example.com", "password": "string", "acceptsMarketingEmails": true, "customFields": [ [ "fieldId": "25", "fieldValue": "Leave in backyard" ] ] ] as [String : Any] let postData = JSONSerialization.data(withJSONObject: parameters, options: []) let request = NSMutableURLRequest(url: NSURL(string: "https://your_store.example.com/api/storefront/customers")! as URL, cachePolicy: .useProtocolCachePolicy, timeoutInterval: 10.0) request.httpMethod = "POST" request.allHTTPHeaderFields = headers request.httpBody = postData as Data let session = URLSession.shared let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in if (error != nil) { print(error as Any) } else { let httpResponse = response as? HTTPURLResponse print(httpResponse) } }) dataTask.resume() ```