List Channel Variants

curl -X GET "https://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/" \
  --header 'Authorization: ServiceToken <token>'

import requests

url = "https://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/"

headers = {"ServiceToken <token>": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {'ServiceToken <token>': '<api-key>'}};

fetch('https://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/', 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://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "ServiceToken <token>: <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://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("ServiceToken <token>", "<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://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/")
  .header("ServiceToken <token>", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://management-api.suprsend.com/v2/{workspace}/template/{template_slug}/channel/{channel}/variant/")

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

request = Net::HTTP::Get.new(url)
request["ServiceToken <token>"] = '<api-key>'

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

{
  "meta": {
    "count": 2,
    "limit": 10,
    "offset": 0
  },
  "results": [
    {
      "$schema": "https://schema.suprsend.com/template/v2/variant_schema.json",
      "channel": "email",
      "id": "default",
      "tenant_id": null,
      "locale": "en",
      "conditions": [],
      "hash": "dd176370a4b99c735e30f70bc98c61983671072c40db70750c3ada9e5edcabc1",
      "needs_vendor_approval": false,
      "sysgen_template_name": null,
      "approval_status": "auto_approved",
      "discard_comment": null,
      "approval_at": "2026-04-07T10:39:28.502737Z",
      "has_error": false,
      "seq_no": 1,
      "action": null,
      "created_at": "2026-04-07T10:39:28.510000Z"
    },
    {
      "$schema": "https://schema.suprsend.com/template/v2/variant_schema.json",
      "channel": "email",
      "id": "spanish",
      "tenant_id": null,
      "locale": "es",
      "conditions": [],
      "hash": "a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2",
      "needs_vendor_approval": false,
      "sysgen_template_name": null,
      "approval_status": "auto_approved",
      "discard_comment": null,
      "approval_at": "2026-04-07T11:00:00.000000Z",
      "has_error": false,
      "seq_no": 2,
      "action": null,
      "created_at": "2026-04-07T11:00:00.000000Z"
    }
  ]
}

{
  "code": 401,
  "error_code": "authentication_failed",
  "type": "AuthenticationFailed",
  "message": "Invalid service token.",
  "detail": "Invalid service token."
}

{
  "code": 404,
  "error_code": "not_found",
  "type": "NotFound",
  "message": "workspace 'demo' not found",
  "detail": "workspace 'demo' not found"
}