Prerequisites

Before you begin integrating, make sure you have everything ready.

Requirements

An active Quickei merchant account with API access enabled. Register here if you don’t have one.

Your client_id and secret_id from the Merchant Dashboard under Developer API > API Keys.

A web server with SSL/TLS for handling API requests and receiving webhooks securely.

Familiarity with REST APIs, JSON, and your preferred programming language (PHP, Node.js, Python, etc.).

Tool	Purpose
Postman or Insomnia	Test API endpoints interactively
ngrok	Expose your local server for webhook testing
cURL	Quick command-line API testing

Use the API Playground on each endpoint page to test requests directly from this documentation — no tools needed.