GemRails
Developer Portal
Build crypto payments. Settle in Naira.
API keys, webhooks, and SDKs for developers who need USDT/USDC in and NGN out — without running wallets yourself.
- Instant Naira settlement on every crypto payment
- Signed webhooks for transaction lifecycle events
- Per-transaction hot wallets — no gas fees for you
- Tiered KYC with SmileID business verification
Demo auth — no API connected
Walk through the full flow locally. Email verification OTP: 123456. Set NEXT_PUBLIC_USE_LIVE_AUTH=true when the backend is ready.