⚡ Secure Payment Gateway

Global Payments
Made Simple & Secure

Accept payments from around the world with our fast, reliable, and secure payment gateway. Support for UPI, cards, netbanking, and more.

₹125Cr+

Transaction Volume

50K+

Happy Merchants

99.9%

Uptime

Make a Payment

Why Choose KimiPay?

Instant Settlements

Get your funds settled instantly with our advanced payment infrastructure. T+0 settlement available.

Bank-Grade Security

256-bit SSL encryption, PCI-DSS compliance, and advanced fraud protection with AI-powered monitoring.

Smart Analytics

Real-time dashboard with detailed insights, reporting tools, and customizable reports.

24/7 Support

Round-the-clock customer support via chat, email, and phone. Average response time < 5 minutes.

Developer-Friendly API

Create Order

POST /api/order/create

Request Parameters

Parameter	Type	Required
app_id	string	Required
merchant_api_key	string	Required
amount	float	Required
order_sn	string	Required
callback_url	string	Optional
customer_email	string	Optional

Example Request

{
  "app_id": "YDgIIC",
  "merchant_api_key": "kimp...mSGB",
  "amount": 1000,
  "order_sn": "ORD1779742230",
  "callback_url": "https://www.pay.nxdevs.in/callback.php",
  "signature": "MD5_HASH"
}

Signature Generation

PHP Example

// Sort parameters alphabetically
$params = [
    "app_id" => "YDgIIC",
    "amount" => 1000,
    "order_sn" => "ORD123"
];
ksort($params);

// Build signature string
$string = "";
foreach($params as $k => $v) {
    $string .= $k . "=" . $v . "&";
}
$string .= "key=YOUR_API_KEY";

// Generate MD5 signature
$signature = strtoupper(md5($string));

Response Format

{
  "status": 1,
  "msg": "Order created successfully",
  "data": {
    "payment_url": "https://pay.nxdevs.in/pay/xxxxx",
    "order_sn": "ORD123456",
    "amount": 1000
  }
}

Webhook Events

Payment Success Webhook

POST /webhook.php
{
  "event": "payment.success",
  "order_sn": "ORD123456",
  "amount": 1000,
  "transaction_id": "TXN1779742230",
  "status": "success",
  "timestamp": 1779742230
}

Error Codes

Code	Description
400	Invalid parameters
401	Invalid signature
403	Access denied
404	Order not found
429	Too many requests
500	Server error

Full Documentation

Global Payments Made Simple & Secure