Build with Gridline API

Integrate orders, payments, loyalty programs, and customer management into your applications with our RESTful API. Get started in minutes with comprehensive documentation and official SDKs.

Getting Started

Set up your API keys and make your first request

Authentication

Learn about API keys, JWT tokens, and auth flows

Orders

Create, retrieve, and manage orders programmatically

Products

Manage your product catalog via the API

Customers

Customer profiles, history, and preferences

Loyalty

SoPoints integration for earning and redeeming rewards

Webhooks

Real-time event notifications for your application

SDKs

Official client libraries for JavaScript and Python

Quick Example

Create an order with a single API call:

POST /v1/ordersJavaScript

const response = await fetch('https://api.gridlinepos.com/v1/orders', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer sk_live_your_api_key',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    items: [
      { product_id: 'prod_abc123', quantity: 2 },
      { product_id: 'prod_def456', quantity: 1 },
    ],
    customer_id: 'cus_xyz789',
    payment_method: 'card',
  }),
});

const order = await response.json();
console.log(order.id); // "ord_a1b2c3d4"

Base URL

All API requests are made to:

https://api.gridlinepos.com/v1

All requests must be made over HTTPS. Calls made over plain HTTP will be rejected.