Seamless UPI Intent Payments

Accept payments directly into any UPI app with a single tap. Fast, secure, and built for modern businesses with real-time Payin & Payout APIs.

UPI Intent Flow

Deep-link directly to GPay, PhonePe, Paytm, or any UPI app for frictionless checkout.

Real-time Dashboard

Monitor Payin and Payout transactions, success rates, and settlements in real-time.

Developer Friendly

RESTful APIs, comprehensive webhooks, and SDKs to integrate in under 30 minutes.

Merchant Dashboard

● Live Mode

Total Payin (Today)

₹ 1,24,500

12% vs yesterday

Total Payout (Today)

₹ 45,200

32 successful transfers

Success Rate

98.4%

0.5% vs last week

Pending Settlement

₹ 12,300

Arrives by T+1

Transaction Volume (Last 7 Days)

API Credentials

Merchant ID

MERCH_RAX_88392

API Key

rk_live_••••••••••••4f9a

Webhook URL

https://payments.raxiwinindia.com/api/v1/webhook

Recent Transactions

Order ID	Type	Amount	UPI ID	Status	Date
ORD_9921A	Payin	₹ 1,500.00	user@oksbi	● Success	Nov 13, 10:42 AM
ORD_9920B	Payout	₹ 5,000.00	vendor@ybl	● Success	Nov 13, 10:30 AM
ORD_9919C	Payin	₹ 299.00	cust@paytm	● Failed	Nov 13, 10:15 AM

API Documentation

Gateway Configuration

Base API URL: https://payments.raxiwinindia.com/api/v1

Webhook Callback URL: https://payments.raxiwinindia.com/api/v1/webhook

Allowed Callback IPs: 203.0.113.10, 203.0.113.11

* Whitelist these IPs in your server firewall to accept webhooks. Contact support for production IP updates.

POST /payin/intent

Initiate a UPI Intent payment. This returns a deep link to redirect the user to their UPI app.

{
  "merchant_id": "MERCH_RAX_88392",
  "order_id": "ORD_9921A",
  "amount": 1500.00,
  "currency": "INR",
  "customer": {
    "name": "Rahul Sharma",
    "phone": "9876543210"
  },
  "callback_url": "https://yourdomain.com/payment-callback",
  "signature": "sha256_hmac_generated_signature"
}

POST /payout

Trigger an instant UPI payout to any VPA (Virtual Payment Address).

{
  "merchant_id": "MERCH_RAX_88392",
  "payout_id": "POT_88321",
  "amount": 5000.00,
  "beneficiary": {
    "vpa": "vendor@ybl",
    "name": "Vendor Name"
  },
  "purpose": "Refund",
  "signature": "sha256_hmac_generated_signature"
}

Webhook Callback Payload

Our server will send a POST request to your callback_url or our default webhook URL with this structure:

{
  "event": "payment.success",
  "order_id": "ORD_9921A",
  "amount": 1500.00,
  "upi_transaction_id": "411293881293",
  "status": "SUCCESS",
  "timestamp": "2026-11-13T10:42:00Z",
  "signature": "sha256_hmac_generated_signature"
}

Security Note: Always verify the signature in the webhook payload using your Secret Key to ensure the request is genuinely from payments.raxiwinindia.com.