# Newegg Marketplace API

**Canonical:** https://apis.io/apis/newegg/newegg-marketplace-api/  
**Provider:** Newegg — https://apis.io/providers/newegg/  
**Base URL:** https://api.newegg.com/marketplace/  
**Documentation:** https://developer.newegg.com/newegg_marketplace_api/

Newegg Marketplace API is published by [Newegg](https://apis.io/providers/newegg/) on the [APIs.io](https://apis.io/) network. Tagged areas include Marketplace, E-Commerce, Order Management, and Fulfillment. The published artifact set on APIs.io includes API documentation, a getting-started guide, and authentication docs.

Seller integration API for the Newegg marketplaces covering item, order, shipping-label, RMA, datafeed, report, seller, and SBN management. Requests and responses are JSON or XML, authenticated with per-seller API Key and Secret Key headers scoped by seller ID.

## Machine-readable artifacts (5)

- **Documentation** — https://developer.newegg.com/newegg_marketplace_api/
- **GettingStarted** — https://developer.newegg.com/newegg_marketplace_api/newegg-developers-quick-guide/
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/newegg/refs/heads/main/authentication/newegg-authentication.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/newegg/refs/heads/main/conventions/newegg-conventions.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/newegg/refs/heads/main/apis.yml

## Tags

Marketplace, E-Commerce, Order Management, Fulfillment

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/newegg/newegg-marketplace-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/newegg/.