<form method="POST" action="https://sharkpay.com.br/ext_transfer">
  <input type="hidden" name="merchant_key" value="SUA_MERCHANT_KEY">
  <input type="hidden" name="public_key"   value="SUA_CHAVE_PUBLICA">
  <input type="hidden" name="tx_ref"       value="PEDIDO-1042">
  <input type="hidden" name="amount"       value="49.90">
  <input type="hidden" name="quantity"     value="1">
  <input type="hidden" name="currency"     value="BRL">
  <input type="hidden" name="title"        value="Plano Pro">
  <input type="hidden" name="description"  value="Assinatura mensal">
  <input type="hidden" name="email"        value="cliente@exemplo.com">
  <input type="hidden" name="first_name"   value="Maria">
  <input type="hidden" name="last_name"    value="Silva">
  <input type="hidden" name="callback_url" value="https://sualoja.exemplo/retorno">
  <button type="submit">Pagar</button>
</form>

#!/usr/bin/env bash
# Confirmar pagamento do checkout hospedado
set -euo pipefail
: "${SHARKPAY_BASE_URL:?defina a URL base, ex.: https://pay.exemplo.com}"
: "${SHARKPAY_TOKEN:?obtenha o token com o exemplo "auth"}"
curl -sS --fail-with-body -X GET "$SHARKPAY_BASE_URL/api/checkout/$SHARKPAY_TX_REF" \
  -H "Authorization: Bearer $SHARKPAY_TOKEN"
echo

// Confirmar pagamento do checkout hospedado — Node.js 18+ (fetch nativo, sem dependências)
import { randomUUID } from 'node:crypto';

const BASE = process.env.SHARKPAY_BASE_URL;
const TOKEN = process.env.SHARKPAY_TOKEN;

const headers = { Authorization: `Bearer ${TOKEN}` };
const res = await fetch(`${BASE}/api/checkout/${process.env.SHARKPAY_TX_REF}`, {
  method: 'GET',
  headers,
  signal: AbortSignal.timeout(30_000), // sempre defina um timeout
});
const data = await res.json().catch(() => ({}));
console.log(res.status, JSON.stringify(data, null, 2));
if (!res.ok) process.exit(1);

# Confirmar pagamento do checkout hospedado — Python 3.9+ (pip install requests)
import os, sys, uuid
import requests

BASE = os.environ["SHARKPAY_BASE_URL"]
TOKEN = os.environ["SHARKPAY_TOKEN"]

headers = {"Authorization": f"Bearer {TOKEN}"}
res = requests.get(BASE + "/api/checkout/" + os.environ["SHARKPAY_TX_REF"] + "", headers=headers, timeout=30)
try:
    data = res.json()
except ValueError:
    data = {}
print(res.status_code, data)
sys.exit(0 if res.ok else 1)

<?php
// Confirmar pagamento do checkout hospedado — PHP 8+ com ext-curl

$base  = getenv("SHARKPAY_BASE_URL");
$token = getenv("SHARKPAY_TOKEN");

$ch = curl_init($base . '/api/checkout/' . getenv('SHARKPAY_TX_REF'));
curl_setopt_array($ch, [
    CURLOPT_CUSTOMREQUEST => "GET",
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_TIMEOUT => 30, // sempre defina um timeout
    CURLOPT_HTTPHEADER => [
        "Authorization: Bearer $token",
    ],
]);
$response = curl_exec($ch);
$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
echo $status, " ", $response, PHP_EOL;
exit($status >= 200 && $status < 300 ? 0 : 1);