eBay

API

API for integrating eBay's buying and selling functionalities into applications

Overview

The eBay API provides RESTful endpoints for accessing eBay's e-commerce ecosystem, including item search, listing management, order processing, payment handling, and user profile retrieval. Responses are primarily in JSON format. Use cases include building third-party shopping apps for browsing/purchasing items, seller tools for inventory tracking and automated listings, price comparison services, and order fulfillment platforms. It supports both buyer and seller workflows, enabling versatile integrations with global market access.

Example Integration (JavaScript)

script.js JS


fetch('https://developer.ebay.com/')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful architecture
JSON support
OAuth 2.0 authentication
Comprehensive buyer/seller endpoints
Webhook for real-time updates
Sandbox testing environment

Frequently Asked Questions

? Is eBay API free to use?

It offers a freemium model—free tier with limited API calls, and paid plans for higher volume and advanced features.

? Does it require an API Key?

Yes, plus OAuth 2.0 authentication for most endpoints to access user-specific data and perform actions like listing items or processing orders.

? What is the response format?

Modern RESTful endpoints return JSON; some legacy SOAP endpoints use XML, but JSON is preferred for new integrations.

Top Alternatives

Amazon Selling Partner API Search Google

Shopify API Search Google

Walmart Marketplace API Search Google

Tool Info

Pricing Freemium

Category Shopping

Platform Public API

Pros

⊕ Wide range of e-commerce functionalities
⊕ Robust developer documentation
⊕ Global market access
⊕ Scalable for high-volume use cases

Cons

⊖ Steep learning curve for complex workflows
⊖ Rate limits on free tiers
⊖ Requires OAuth setup
⊖ Some legacy endpoints use XML