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NexttPay

Developers / Guides

Integration Guides

Step-by-step tutorials to help you integrate payments, handle events, and build production-ready payment flows using NexttPay.

Start Here

Step 1

Create Account

Sign up and get your API keys from the dashboard.

Step 2

Make First API Call

Create your first payment using the REST API.

Step 3

Go Live

Switch to production and start accepting payments.

All Guides

Beginner10 min

Accept Mobile Money Payments

Integrate M-Pesa, MTN MoMo, and other providers with a single API.

Intermediate12 min

Accept Crypto Payments (USDT, USDC)

Enable stablecoin payments with automatic fiat conversion.

Beginner8 min

Accept Card Payments (Visa / Mastercard)

Process global and local card payments with built-in fraud protection.

Intermediate15 min

Handle Webhooks & Payment Events

Receive real-time updates for payments, settlements, and failures.

Advanced20 min

Build a Unified Checkout

Combine crypto, mobile money, and cards into a single checkout flow.

Advanced18 min

Payouts & Treasury Flows

Send payouts and manage multi-currency treasury operations.

Learn by Use Case

Instead of learning APIs in isolation, explore real-world payment flows used by modern platforms and businesses.

E-commerce Checkout

Accept payments via cards, mobile money, or crypto in a single flow.

Crypto On/Off Ramp

Enable users to convert between fiat and stablecoins seamlessly.

Marketplace Payments

Split payments and manage payouts to multiple vendors.

Remittance Flows

Send cross-border payments with optimized FX routing.

Best Practices

Use idempotency keys to prevent duplicate transactions.

Always verify webhook signatures before processing events.

Handle asynchronous payment states (pending, success, failed).

Use sandbox environment for testing before going live.

Build your first integration

Follow our step-by-step guides and go from zero to production-ready payments in days.