Detailed technical benchmark and comparison between Interswitch API and SeerBit API. Analyze pricing structures, verified webhooks, sandbox testing, authentication, and compliance for teams building in Nigeria.
Vend airtime, pay 3,000+ billers & process NIP transfers via Verve
Accept card & bank transfer payments with local acquiring across 10+ African markets
Interswitch API is best for nigerian enterprises, banks, fintechs, and businesses needing access to Interswitch's 3,000+ biller network, airtime vending, NIP instant transfers, and the Verve card network backed by Nigeria's oldest and largest payment infrastructure company.
SeerBit API is best for nigerian businesses and African platforms needing a multi-country payment gateway with local acquiring in 10+ African markets accepting card, bank transfer, USSD, and mobile money across Nigeria and anglophone/francophone Africa in one integration.
| Highlight | I Interswitch API | S SeerBit API |
|---|---|---|
| Authentication | OAuth 2.0 (Client ID + Secret Key from developer console) | Bearer Token (Public Key for client-side, Secret Key for server-side) |
| Rate Limit | Not publicly specified | Not publicly specified |
| Sandbox Mode | ✓ Available | ✓ Available |
| Webhooks | ✓ Supported | ✗ Not supported |
| API Services | Card Payments (Visa / Mastercard / Verve)Bank Transfer / Pay by TransferUSSD PaymentsVirtual Account Numbers | Card Payments (Visa / Mastercard / Verve)Bank Transfer / Pay by TransferUSSD PaymentsVirtual Account Numbers |
| Supported Regions |
| Fee Component | I Interswitch API | S SeerBit API |
|---|---|---|
| Local Transactions / Cards | Local transactions:1.5% capped at ₦2,000 (7.5% VAT applies) | Local transactions:1.5% capped at ₦2,000 |
| International / FX Cards | Contact provider | International:3.8% per transaction |
| Free Tier / Trial Credits | Integration free | Contact provider |
| Setup & Monthly Fees | Contact provider | No setup fee |
| Rates & Additional Terms |
| 24-hour settlement |