curl --request POST \
  --url https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "product_id": "1p-msp-us",
  "contact_info": {
    "email": "admin@acme-corp.com",
    "company_name": "Acme Corporation"
  },
  "metadata": {
    "one_password_domain": "acme-corp.1password.com"
  }
}
'

const url = 'https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    product_id: '1p-msp-us',
    contact_info: {email: 'admin@acme-corp.com', company_name: 'Acme Corporation'},
    metadata: {one_password_domain: 'acme-corp.1password.com'}
  })
};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

import requests

url = "https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link"

payload = {
    "product_id": "1p-msp-us",
    "contact_info": {
        "email": "admin@acme-corp.com",
        "company_name": "Acme Corporation"
    },
    "metadata": { "one_password_domain": "acme-corp.1password.com" }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link"

	payload := strings.NewReader("{\n  \"product_id\": \"1p-msp-us\",\n  \"contact_info\": {\n    \"email\": \"admin@acme-corp.com\",\n    \"company_name\": \"Acme Corporation\"\n  },\n  \"metadata\": {\n    \"one_password_domain\": \"acme-corp.1password.com\"\n  }\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

using RestSharp;


var options = new RestClientOptions("https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddHeader("Authorization", "Bearer <token>");
request.AddJsonBody("{\n  \"product_id\": \"1p-msp-us\",\n  \"contact_info\": {\n    \"email\": \"admin@acme-corp.com\",\n    \"company_name\": \"Acme Corporation\"\n  },\n  \"metadata\": {\n    \"one_password_domain\": \"acme-corp.1password.com\"\n  }\n}", false);
var response = await client.PostAsync(request);

Console.WriteLine("{0}", response.Content);

HttpResponse<String> response = Unirest.post("https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"product_id\": \"1p-msp-us\",\n  \"contact_info\": {\n    \"email\": \"admin@acme-corp.com\",\n    \"company_name\": \"Acme Corporation\"\n  },\n  \"metadata\": {\n    \"one_password_domain\": \"acme-corp.1password.com\"\n  }\n}")
  .asString();

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'product_id' => '1p-msp-us',
    'contact_info' => [
        'email' => 'admin@acme-corp.com',
        'company_name' => 'Acme Corporation'
    ],
    'metadata' => [
        'one_password_domain' => 'acme-corp.1password.com'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

$headers=@{}
$headers.Add("Authorization", "Bearer <token>")
$headers.Add("Content-Type", "application/json")
$response = Invoke-WebRequest -Uri 'https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link' -Method POST -Headers $headers -ContentType 'application/json' -Body '{
  "product_id": "1p-msp-us",
  "contact_info": {
    "email": "admin@acme-corp.com",
    "company_name": "Acme Corporation"
  },
  "metadata": {
    "one_password_domain": "acme-corp.1password.com"
  }
}'

require 'uri'
require 'net/http'

url = URI("https://api.1password.eu/v1/distributor-customers/{distributor-customer}/entitlements:link")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"product_id\": \"1p-msp-us\",\n  \"contact_info\": {\n    \"email\": \"admin@acme-corp.com\",\n    \"company_name\": \"Acme Corporation\"\n  },\n  \"metadata\": {\n    \"one_password_domain\": \"acme-corp.1password.com\"\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "entitlement": {
    "path": "distributor-customers/cust_789xyz/entitlements/ent_link789abc",
    "id": "ent_link789abc",
    "customer_id": "cust_789xyz",
    "product_id": "1p-msp-us",
    "status": "pending",
    "contact_info": {
      "email": "admin@acme-corp.com",
      "company_name": "Acme Corporation"
    },
    "create_time": "2026-09-15T10:30:00Z",
    "expire_time": "2026-09-20T10:30:00Z"
  }
}

{
  "code": "invalid_argument",
  "message": "The 'email' field must be a valid email address."
}

{
  "code": "unauthenticated",
  "message": "Authentication required. Please provide a valid bearer token."
}

{
  "code": "not_found",
  "message": "The requested resource was not found."
}

{
  "code": "already_exists",
  "message": "An entitlement for this product already exists."
}

Too Many Requests

{
  "code": "internal",
  "message": "An internal error occurred. Please try again later."
}