FinAPI

Get API Key
The Standard for Payment Routing

One Unified API for All Your Payments

Skip complex API integrations. Connect PayHero, Makamescopay , Hashback and many other payment services in minutes using a single simplified API. Built for developers by developers.

PayHero
Hashback
Makamesco
Esspay

Plug & Play API Integration

Just drop in your key, point to our endpoint, and start accepting payments instantly.

payment.js
// Initialize with your unified API key
const apiKey = "FINAPI_pk_test_12345";
    
// Execute an STK Push on ANY provider
fetch("https://stkpush.co.ke/stk/push", {
    method: "POST",
    headers: { "Authorization": `Bearer ${apiKey}` },
    body: JSON.stringify({
        provider: "swiftwallet", // Change provider here easily
        phone: "254712345678",
        amount: 150
    })
})
.then(res => res.json())
.then(data => console.log("Payment Sent:", data));

Why Developers Choose FinAPI

Unified API Key

Replace multiple complex API credentials with one single, secure master key for your entire infrastructure.

Plug & Play

Add your key, specify your provider string (e.g. swiftwallet, payhero), and the payment fires instantly.

Automatic Failover

If one gateway goes down, our infrastructure automatically routes your payment to the next active provider.

Unified Webhooks

Stop managing 5 different webhook formats. Receive standardized, clean JSON responses for all transactions.

Beginner Friendly

No confusing API jargon, no massive PDFs. We've simplified the entire integration lifecycle down to seconds.

Global Dashboard

Track metrics, view detailed transaction logs, and manage API keys for all providers in one unified portal.

Supported Providers

We've integrated the best gateways so you don't have to.

Hashback

PayHero

Makamesco

Esspay

UpesiPay

Ready to integrate faster?

Generate your universal fintech API key today and start accepting payments in under 5 minutes.

Get Started for Free