curl --request POST \
  --url https://api.creptapay.com/v1/payment \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "customer": {
    "first_name": "John",
    "last_name": "Doe",
    "email": "john.doe@example.com",
    "phone": "+1234567890"
  },
  "items": [
    {
      "name": "Item Name",
      "amount": 10.5,
      "quantity": 2
    }
  ],
  "description": "Invoice Payment",
  "expires_at": "2026-07-24T14:40:15Z"
}
'

import requests

url = "https://api.creptapay.com/v1/payment"

payload = {
    "customer": {
        "first_name": "John",
        "last_name": "Doe",
        "email": "john.doe@example.com",
        "phone": "+1234567890"
    },
    "items": [
        {
            "name": "Item Name",
            "amount": 10.5,
            "quantity": 2
        }
    ],
    "description": "Invoice Payment",
    "expires_at": "2026-07-24T14:40:15Z"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    customer: {
      first_name: 'John',
      last_name: 'Doe',
      email: 'john.doe@example.com',
      phone: '+1234567890'
    },
    items: [{name: 'Item Name', amount: 10.5, quantity: 2}],
    description: 'Invoice Payment',
    expires_at: '2026-07-24T14:40:15Z'
  })
};

fetch('https://api.creptapay.com/v1/payment', 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.creptapay.com/v1/payment",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'customer' => [
        'first_name' => 'John',
        'last_name' => 'Doe',
        'email' => 'john.doe@example.com',
        'phone' => '+1234567890'
    ],
    'items' => [
        [
                'name' => 'Item Name',
                'amount' => 10.5,
                'quantity' => 2
        ]
    ],
    'description' => 'Invoice Payment',
    'expires_at' => '2026-07-24T14:40:15Z'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.creptapay.com/v1/payment"

	payload := strings.NewReader("{\n  \"customer\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"email\": \"john.doe@example.com\",\n    \"phone\": \"+1234567890\"\n  },\n  \"items\": [\n    {\n      \"name\": \"Item Name\",\n      \"amount\": 10.5,\n      \"quantity\": 2\n    }\n  ],\n  \"description\": \"Invoice Payment\",\n  \"expires_at\": \"2026-07-24T14:40:15Z\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-api-key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.creptapay.com/v1/payment")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"customer\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"email\": \"john.doe@example.com\",\n    \"phone\": \"+1234567890\"\n  },\n  \"items\": [\n    {\n      \"name\": \"Item Name\",\n      \"amount\": 10.5,\n      \"quantity\": 2\n    }\n  ],\n  \"description\": \"Invoice Payment\",\n  \"expires_at\": \"2026-07-24T14:40:15Z\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.creptapay.com/v1/payment")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"customer\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"email\": \"john.doe@example.com\",\n    \"phone\": \"+1234567890\"\n  },\n  \"items\": [\n    {\n      \"name\": \"Item Name\",\n      \"amount\": 10.5,\n      \"quantity\": 2\n    }\n  ],\n  \"description\": \"Invoice Payment\",\n  \"expires_at\": \"2026-07-24T14:40:15Z\"\n}"

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

{
  "message": "Successfully created payment",
  "data": {
    "id": "60d0fe4f5311236168a109ca",
    "reference": "CP-A1B2C3D4E5",
    "customer": {
      "id": "60d0fe4f5311236168a109c9",
      "first_name": "Chidera",
      "last_name": "Okonkwo",
      "company_name": "Okonkwo Stores",
      "email": "chidera@example.com",
      "phone": "+2348012345678",
      "business": "60d0fe4f5311236168a109c8",
      "environment": "production",
      "createdAt": "2026-07-24T14:08:52.000Z",
      "updatedAt": "2026-07-24T14:08:52.000Z"
    },
    "currency": "USD",
    "crypto_currency": "USDC",
    "network": "BASE",
    "rate": 1,
    "crypto_amount": 21.21,
    "amount_paid": 0,
    "amount": 21,
    "address": "0x1234567890123456789012345678901234567890",
    "fees": 0.21,
    "total": 21.21,
    "description": "Order #1042",
    "line_items": [
      {
        "name": "Ankara shirt",
        "amount": 10.5,
        "quantity": 2
      }
    ],
    "status": "pending",
    "type": "api",
    "subscription": null,
    "billing_period_start": null,
    "billing_period_end": null,
    "business": "60d0fe4f5311236168a109c8",
    "allowed_currencies": [
      "USDC"
    ],
    "checkout_url": "https://pay.creptapay.com/CP-A1B2C3D4E5",
    "redirect_url": "https://yourshop.com/thanks",
    "metadata": {
      "order_id": "1042"
    },
    "tx_hash": null,
    "confirmations": 0,
    "required_confirmations": 12,
    "expires_at": "2026-07-24T14:23:52.000Z",
    "createdAt": "2026-07-24T14:08:52.000Z",
    "updatedAt": "2026-07-24T14:08:52.000Z"
  }
}

{
  "message": "A grace period can't be longer than 30 days",
  "data": null
}

{
  "message": "Invalid API key",
  "data": null
}