BJ's Wholesale Club Products API

openapi: 3.0.3
info:
  title: BJ's Wholesale Club Partner Clubs Products API
  description: BJ's Wholesale Club partner and affiliate integration API providing access to product catalog, pricing, inventory availability, membership verification, and order management capabilities. Available through BJ's partner program.
  version: 1.0.0
  contact:
    name: BJ's Wholesale Club Partner Support
    url: https://www.bjs.com/content/help-center
  termsOfService: https://www.bjs.com/content/terms-and-conditions
servers:
- url: https://api.bjs.com/v1
  description: Production
tags:
- name: Products
paths:
  /products:
    get:
      operationId: listProducts
      summary: List Products
      description: Returns a paginated list of products from the BJ's catalog.
      tags:
      - Products
      parameters:
      - name: category
        in: query
        schema:
          type: string
        description: Filter by category name or ID
      - name: page
        in: query
        schema:
          type: integer
          default: 1
      - name: limit
        in: query
        schema:
          type: integer
          default: 50
          maximum: 200
      responses:
        '200':
          description: Successful product list response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProductList'
        '401':
          $ref: '#/components/responses/Unauthorized'
      security:
      - ApiKeyAuth: []
  /products/{productId}:
    get:
      operationId: getProduct
      summary: Get Product
      description: Returns details for a specific product by ID.
      tags:
      - Products
      parameters:
      - name: productId
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Product detail response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Product'
        '404':
          $ref: '#/components/responses/NotFound'
      security:
      - ApiKeyAuth: []
components:
  responses:
    Unauthorized:
      description: API key missing or invalid
      content:
        application/json:
          schema:
            type: object
            properties:
              error:
                type: string
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            type: object
            properties:
              error:
                type: string
  schemas:
    Product:
      type: object
      properties:
        productId:
          type: string
          description: Unique product identifier
        name:
          type: string
          description: Product name
        description:
          type: string
          description: Product description
        brand:
          type: string
        category:
          type: string
        subcategory:
          type: string
        price:
          type: number
          format: float
          description: Member price in USD
        regularPrice:
          type: number
          format: float
          description: Regular retail price
        unit:
          type: string
          description: Unit of measure (e.g., "each", "per lb", "pack of 24")
        images:
          type: array
          items:
            type: string
            format: uri
        memberExclusive:
          type: boolean
          description: True if product requires active membership to purchase
        inStock:
          type: boolean
    ProductList:
      type: object
      properties:
        products:
          type: array
          items:
            $ref: '#/components/schemas/Product'
        total:
          type: integer
        page:
          type: integer
        limit:
          type: integer
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-BJS-API-Key