SmartLink Nigeria Developer REST API & Webhooks Documentation

Integrate Nigeria's fastest digital rails directly into your software applications, agent portals, and fintech backends. Our high-performance RESTful JSON endpoints provide sub-450ms response latency with 99.9% uptime SLA.

Available API Endpoints

• POST /api/v1/nin/verify: National Identity Number validation and print-ready PDF slip generation with official QR codes.
• POST /api/v1/bvn/verify: Bank Verification Number check across central NIBSS interbank rails.
• POST /api/v1/vtu/airtime: Instant automated airtime top-up for MTN, Airtel, Glo, and 9mobile with cash rebates.
• POST /api/v1/vtu/data: Wholesale SME and Corporate Gifting 30-day internet data bundle disbursement.
• POST /api/v1/bills/electricity: 20-digit prepaid Disco electricity token recharge and postpaid settlement for all 11 Discos (IKEDC, EKEDC, AEDC, IBEDC, KAEDCO, EEDC, PHED, JED, KEDCO, BEDC, YEDC).
• GET /api/v1/wallet/balance: Real-time wallet balance and ledger status.

Authentication & Security

All API requests require Bearer token authentication via the Authorization: Bearer YOUR_SECRET_KEY header. Webhook notifications are secured with HMAC-SHA512 cryptographic signatures.

Sign up for an Agent / Developer Account to generate your API keys instantly.