CrownPanel API Overview

    CrownPanel's API allows you to manage your VPS programmatically - including actions like power control, hostname changes, snapshot management, and more.

    You can use the API with:

    • PHP scripts
    • CLI tools like curl
    • Monitoring systems
    • Custom control panels or dashboards

    Ideal for automation, integration into management panels, or performing bulk operations across multiple VPS instances.

    📋 Unpaid Invoice

    Use this API to retrieve all unpaid invoices for the VMID (Virtual Machine ID).

    🔐 Key(s) and variable(s) required for this call,

    KeyVariableDescriptionRequired
    API_KEYYOUR_API_KEYReplace YOUR_API_KEY with your actual API key provided in "Account Settings", under the API section✅ Yes
    QUERYunpaid_invoiceFixed value: must be "unpaid_invoice".✅ Yes
    VMIDYOUR_VMIDReplace YOUR_VMID with your VPS VMID provided by "List All VPS" API Query✅ Yes

    Example Responses

    ✅ If your API_KEY is valid, you would get output consisting of the information VPSes under your account.

    Success Output with Due/Unpaid Invoice

    { "query_status": "Success", "query": "unpaid_invoice", "invoice_id": "123456", "invoice_date": "2026-02-11", "duedate": "2026-02-25", "due_amount": "5", "invoice_status": "Unpaid", "query_result": "Invoice Unpaid" }

    Success Output with No Due/Unpaid Invoice

    { "query_status": "Success", "query": "unpaid_invoice", "invoice_id": "0", "invoice_date": "0", "duedate": "0", "due_amount": "0", "invoice_status": "0", "query_result": "No Invoice Unpaid" }

    ❌ If your API_KEY is invalid, you would get the following output,

    Error Output

    {"query_status":"invalid","query_result":""}

    CURL Example

    curl -d "API_KEY=API-KEY-HERE&QUERY=unpaid_invoice&VMID=VMID" -X POST https://api.crownpanel.com

    🌐 Other Language Examples

    If you prefer to use another language or environment, here are examples for PHP, Python and Node.js:

    PHP Example
    <?php
$url = "https://api.crownpanel.com";

$post = [
'API_KEY' => 'YOUR_API_KEY',
'QUERY' => 'unpaid_invoice',
'VMID' => 'VPS-VMID-HERE',
];
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post));
$response = curl_exec($ch);
var_export($response);
?>
    Python Example

    ⚙ī¸ Install (only once): Required to install necessary libraries before running the code.

    pip install requests
    
import requests

url = "https://api.crownpanel.com"
data = {
    "API_KEY": "YOUR_API_KEY",
    "QUERY": "unpaid_invoice",
    "VMID": 'VPS-VMID-HERE',
}

response = requests.post(url, data=data)
print(response.text)
    Node.js Example

    ⚙ī¸ Install (only once): Required to install necessary libraries before running the code.

    npm install axios
    const axios = require('axios');

const data = new URLSearchParams({
  API_KEY: 'YOUR_API_KEY',
  QUERY: 'unpaid_invoice',
  VMID: 'VPS-VMID-HERE',
});

axios.post('https://api.crownpanel.com', data)
  .then(response => {
    console.log(response.data);
  })
  .catch(error => {
    console.error('Error:', error);
  });

    🔗 Related API Calls

    Need help? Visit our Support Portal or reach out via our live chat.