API Reference

Integrate CostSync with your systems via our API

Last updated: 17th January 2025

API Reference

Integrate CostSync with your existing systems using our REST API.

ℹ️
Note

API access is available on the Pro plan only. Upgrade your plan to get API access.

Overview

The CostSync API allows you to:

  • Retrieve product costs programmatically
  • Access order profit data
  • Manage supplier information
  • Export reports

Read the API Overview →

Getting Started

Authentication

All API requests require authentication using an API key:

curl -H "Authorization: Bearer YOUR_API_KEY" \
     https://api.costsync.app/v1/products

Base URL

All API endpoints are relative to:

https://api.costsync.app/v1

Rate Limits

PlanRequests/minute
Pro60
EnterpriseCustom

Support

For API support, contact our developer team at api@costsync.app or visit our support portal.