curl --request GET \
--url https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id} \
--header 'X-API-Key: <api-key>'import requests
url = "https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}"
headers = {"X-API-Key": "<api-key>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {'X-API-Key': '<api-key>'}};
fetch('https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"X-API-Key: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("X-API-Key", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}")
.header("X-API-Key", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["X-API-Key"] = '<api-key>'
response = http.request(request)
puts response.read_body{
"created": "2026-06-01T09:00:00Z",
"gcn": "9501101530003",
"id": "a1b2c3d4e5f6",
"modified": "2026-06-19T14:30:00Z",
"organization_id": "b2c3d4e5-f678-9012-abcd-ef2345678901",
"redemption_url": "https://acmesnacks.com/coupons/2off",
"terms": "One per customer.",
"title": "Two dollars off",
"valid_from": "2026-06-01T00:00:00Z",
"valid_until": "2026-12-31T23:59:00Z"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}Get link-type coupon
Return one GCN coupon. Returns 404 if it does not exist or belongs to another organization.
curl --request GET \
--url https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id} \
--header 'X-API-Key: <api-key>'import requests
url = "https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}"
headers = {"X-API-Key": "<api-key>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {'X-API-Key': '<api-key>'}};
fetch('https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"X-API-Key: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("X-API-Key", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}")
.header("X-API-Key", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://www.closient.com/resolver/api/v1/organizations/{organization_id}/link-type-coupons/{coupon_id}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["X-API-Key"] = '<api-key>'
response = http.request(request)
puts response.read_body{
"created": "2026-06-01T09:00:00Z",
"gcn": "9501101530003",
"id": "a1b2c3d4e5f6",
"modified": "2026-06-19T14:30:00Z",
"organization_id": "b2c3d4e5-f678-9012-abcd-ef2345678901",
"redemption_url": "https://acmesnacks.com/coupons/2off",
"terms": "One per customer.",
"title": "Two dollars off",
"valid_from": "2026-06-01T00:00:00Z",
"valid_until": "2026-12-31T23:59:00Z"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}{
"detail": "The requested resource was not found.",
"error_code": "not_found",
"retryable": false,
"status": 404,
"timestamp": "2026-03-31T12:00:00+00:00",
"title": "Not Found",
"type": "https://closient.com/docs/errors/not_found"
}Authorizations
Path Parameters
UUID of the organization that owns the records.
22^[23456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{22}$ID of the coupon.
22^[23456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{22}$Response
OK
A GCN coupon as read from the API.
URL-safe 22-character shortuuid encoding of the row's UUID primary key. Stable across the row's lifetime; suitable for sharing in URLs, log lines, and external SDK clients. Accepted on input as either the shortuuid form or the canonical UUID form (xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx).
22^[23456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{22}$Global Coupon Number (AI 255), 13 to 25 digits. Unique across Closient.
Display title of the coupon (max 255 characters).
The coupon's terms; empty when none were given.
UUID of the organization that owns the coupon.
22^[23456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{22}$ISO-8601 creation timestamp.
ISO-8601 last-modified timestamp.
Where a shopper redeems the coupon.
When the coupon becomes valid, or null.
When the coupon stops being valid, or null.