Detailed technical benchmark and comparison between GT Pay (GTPay) API and ErcasPay API. Analyze pricing structures, verified webhooks, sandbox testing, authentication, and compliance for teams building in Nigeria.
Accept Verve card payments through a legacy gateway backed by GTBank
Accept NGN, USD, GBP, EUR & more through one payment gateway
GT Pay (GTPay) API is best for existing GTBank business customers and Nigerian e-commerce platforms that need a legacy payment gateway backed by Guaranty Trust Bank for accepting Verve, Visa, and Mastercard payments both locally and internationally.
ErcasPay API is best for nigerian businesses that want to accept both local NGN payments and international payments in USD, GBP, EUR, CAD, and 4 more currencies through a single PSSP-licensed, PCI DSS-certified gateway with transparent flat-rate pricing.
| Highlight | G GT Pay (GTPay) API | E ErcasPay API |
|---|---|---|
| Authentication | Merchant ID + Hash Key (obtained from GTBank branch) | Bearer Token (Secret Key from ErcasPay Dashboard, prefix: ECRS-TEST-SK for test) |
| Rate Limit | Not publicly specified | Not publicly specified |
| Sandbox Mode | ✓ Available | ✓ Available |
| Webhooks | ✗ Not supported | ✗ Not supported |
| API Services | Card Payments (Visa / Mastercard / Verve)Bank Transfer / Pay by TransferUSSD PaymentsInternational / Multi-Currency Payments | Card Payments (Visa / Mastercard / Verve)Bank Transfer / Pay by TransferUSSD PaymentsVirtual Account Numbers |
| Supported Regions |
| Fee Component | G GT Pay (GTPay) API | E ErcasPay API |
|---|---|---|
| Local Transactions / Cards | Local card transactions:1.5% capped at ₦2,000 | Local transactions (cards, bank transfer, QR, USSD): 1.4% capped at ₦2,000 |
| International / FX Cards | Contact provider |
|
| Setup & Monthly Fees | Contact provider | No monthly fee |
| Rates & Additional Terms |
| Standard tier rates apply |
| Feature / Capability | G GT Pay (GTPay) API | E ErcasPay API |
|---|---|---|
| Card Payments (Verve/Visa/Mastercard) | ✓ | ✓ |
| Bank Transfer / Pay by Transfer | ✓ | ✓ |
| USSD Payments | ✓ | ✓ |
| Virtual Accounts | ✗ | ✓ |
| International / Multi-Currency Payments | ✓ | ✓ |
| Recurring Billing / Subscriptions | ✓ | ✓ |
| Payment Links & Hosted Checkout | ✓ | ✓ |
| Webhooks & Event Notifications | ✗ | ✗ |
| Sandbox Testing Environment | ✓ | ✓ |
| API Key / Token Authentication | ✓ | ✓ |
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