Payment Integration DocsPayIn / PayOut / Settlement

Fast onboarding, clear flows, stable settlements

Integration Overview

Unified signing and callbacks

Use the same signing rules for requests and callbacks to reduce integration complexity.

Clear transaction states

Key and terminal states are explicit for easier backend and frontend handling.

Settlement and reconciliation

A settlement overview and reconciliation notes reduce back-and-forth.

Before you start

Prepare your merchant ID, secret key, and callback URL.
Read the integration overview, then follow PayIn or PayOut based on your use case.
Production settings follow the contract or launch checklist.