Get started with N-Genius Online payments quickly!
This short guide will help you set up your test environment in just a few minutes. Create a free developer account, grab one of our SDKs (available in PHP, Node.js, Python and more), and follow the steps to simulate your first transactions. You’ll be exploring our payment gateway in no time.
1. Create a Test Account
Sign up for a Sandbox account to access our test portal and simulate transactions in a safe environment — with no real payments processed.
Create a test account →
2. Generate Your API Key
Log into the Sandbox portal and generate a Service Account API Key from the Developer Settings.
This key allows your application to securely authenticate with the N-Genius APIs.
How to get your API key →
3. Note Your Outlet Reference
Each outlet (business location or sales channel) is assigned a unique Outlet Reference.
You'll need this identifier when initiating test transactions.
How to find your outlet reference
4. Test Transactions with Postman
Use our Postman collection to explore real request/response samples.
You can simulate purchase flows, refunds, captures, and more — directly from Postman.
Download the Postman Collection →
🛠 Pro Tips
- If you're planning a Direct API integration, start with our Access Token request and then test a One-Stage Purchase.
- Need a faster route to go live? Consider our Hosted Payment Page or Pay-by-Link solutions — both require minimal setup.
💬 Need Support?
Reach out to your integration contact or email [email protected] once your testing is complete and you’re ready to go live.