Newegg Authentication

generated: '2026-07-20'
method: searched
source: https://developer.newegg.com/newegg_marketplace_api/
docs: https://developer.newegg.com/newegg_marketplace_api/newegg-developers-quick-guide/
summary:
  types: [apiKey]
  api_key_in: [header]
  oauth2_flows: []
  notes: >-
    Static credential authentication. There is no OAuth2/OIDC surface. Each
    request carries two custom headers plus the seller identifier as a query
    parameter. API Key and Secret Key are issued to registered marketplace
    sellers (request via Datafeeds@newegg.com).
schemes:
  - name: Authorization
    type: apiKey
    in: header
    parameter: Authorization
    description: The seller's Newegg Marketplace API Key.
  - name: SecretKey
    type: apiKey
    in: header
    parameter: SecretKey
    description: The seller's Newegg Marketplace Secret Key, paired with the API Key.
  - name: sellerid
    type: apiKey
    in: query
    parameter: sellerid
    description: >-
      The seller account identifier scoping the request to a marketplace seller.
common_headers:
  Content-Type: application/json  # application/xml also supported
  Accept: application/json        # application/xml also supported
platforms:
  - name: Newegg.com (US)
    host: https://api.newegg.com/marketplace/
  - name: NeweggBusiness.com (B2B)
    host: https://api.newegg.com/marketplace/
  - name: Newegg.ca (Canada)
    host: https://api.newegg.com/marketplace/
notes: >-
  Resource URL and credentials differ per Newegg platform (US / Business / CA);
  the API host is api.newegg.com for all three, distinguished by seller
  credentials.