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

import requests

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

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/checkout_sessions', 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/checkout_sessions",
  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/checkout_sessions"

	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/checkout_sessions")
  .header("Authorization", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

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

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": "cs_li5531onlFDi235",
    "object": "checkout_session",
    "amount": 350000,
    "business_profile": null,
    "cancel_url": "https://merchant.com/cancel",
    "created_at": "2026-01-13T18:48:25Z",
    "currency": "CLP",
    "customer_email": "customer@example.com",
    "expires_at": "2026-01-14T18:48:25Z",
    "flow": "payment",
    "line_items": null,
    "metadata": {},
    "mode": "live",
    "payment_method": null,
    "payment_method_options": {
      "bank_transfer": {}
    },
    "payment_method_types": [
      "bank_transfer"
    ],
    "payment_resource": null,
    "redirect_url": "https://pay.fintoc.com/cs_li5531onlFDi235",
    "save_payment_method": null,
    "session_token": "eyJhbGciOiJIUzI1NiJ9.eyJpZCI6ImNzX2xpNTUzMSJ9.iV2qAVrqYLuqxF4",
    "setup_intent": null,
    "status": "created",
    "subscription": null,
    "success_url": "https://merchant.com/success"
  }
]

{
  "error": {
    "type": "invalid_params",
    "code": "invalid_params",
    "message": "Cannot use starting_after and ending_before params at the same time"
  }
}

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

{
  "error": {
    "type": "missing_cursor",
    "message": "Cursor cs_li5531onlFDi235 not found",
    "code": "missing_cursor"
  }
}