Nagad API Testing Tool

🔑 Merchant Credentials

📌 Callback URL for Nagad Panel

Add this URL to your Nagad Merchant Panel → Integration → Callback URL:

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After payment, Nagad calls this URL with transaction details. The callback.php file verifies and displays the result.

Run Mode

Merchant ID

Merchant Private Key

Nagad Gateway Server Public Key

Callback URL (for checkout complete)

Brand Logo URL (optional)

⚡ Full Payment Flow Test

Runs all 3 steps in sequence: Initialize → Complete → Payment Page Redirect → Verify. After step 2, you'll get a button to open the Nagad payment page and complete the transaction.

Test Order ID (leave empty for auto)

Test Amount (BDT)

1️⃣ Checkout Initialize

Sends encrypted order data to Nagad and receives a payment reference ID.

Order ID

💡 The sensitiveData from this response will auto-fill into the "Complete" tab.

2️⃣ Checkout Complete

Confirms the order with Nagad. Requires the sensitiveData from Step 1.

Sensitive Data (from Initialize response)

Order ID (same as Step 1)

Amount (BDT)

Original Order No (for merchant reference)

💡 The callBackUrl from this response is where Nagad redirects the user after payment.

3️⃣ Verify Payment

Verifies a payment by its Reference ID. Use this after the callback is received.

Payment Reference ID

🧪 Nagad API Testing Tool

🎉 Payment Page Ready!

🎉 Payment Page Ready!