Project Introduction

Welcome to the TopPay API Documentation (Thailand) page

Integrate this API to start using TopPay for transactions on your website. TopPay API is a third-party API that can be used as a payment gateway system. TopPay API helps you accept online payments from customers. With just one TopPay API, you can accept payments in multiple available payment methods.

• All request methods need to use HTTP POST.
• All requests must be in the format of Content-Type: application/json (unless otherwise specified).
• All responses are also in JSON format and encoded in UTF-8 character encoding ( Content-Type: application/json; charset=utf-8).
• We provide multiple programming languages ​​for you to choose from, which makes integration easier. You can switch the programming language of the examples using the tabs in the upper left corner.

This document will provide you with effective help in using our products. Please read it carefully before starting to connect. If you have any questions, please use Telegram Messenger to consult 👨‍💻 Emir (opens new window).

• API public parameters & merchant key configuration
• API signature generation
• Fiat currency (Thai baht) collection order
• Fiat currency (Thai baht) payment order
• Order information inquiry
• Account balance inquiry
• Optional parameter appendix