curl --request GET \
  --url https://api.fintoc.com/v2/account_numbers \
  --header 'Authorization: <api-key>'

import requests

url = "https://api.fintoc.com/v2/account_numbers"

headers = {"Authorization": "<api-key>"}

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

print(response.text)

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

fetch('https://api.fintoc.com/v2/account_numbers', 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://api.fintoc.com/v2/account_numbers",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: <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://api.fintoc.com/v2/account_numbers"

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

	req.Header.Add("Authorization", "<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://api.fintoc.com/v2/account_numbers")
  .header("Authorization", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.fintoc.com/v2/account_numbers")

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

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

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

[
  {
    "id": "acno_2daFu0zqqDtZGJaSi2TGI2Mm1nN",
    "object": "account_number",
    "account_id": "acc_2hQ9vBmKpR7xLtZ3sWn1fJ4dGcA",
    "created_at": "2026-03-01T12:00:00.000Z",
    "deleted_at": null,
    "description": "Payouts CLABE",
    "is_root": false,
    "last_transfer_at": null,
    "metadata": {
      "invoice_id": "12345"
    },
    "mode": "test",
    "number": "646180111800000000",
    "options": {
      "min_amount": 1000,
      "max_amount": 1000000
    },
    "status": "enabled",
    "updated_at": "2026-03-01T12:00:00.000Z"
  }
]

{
  "error": {
    "type": "authentication_error",
    "code": "invalid_api_key",
    "message": "Invalid API Key: invalid-*oken"
  }
}