Sigma-Aldrich Pricing and Availability API

Real-time pricing and global stock availability for Sigma-Aldrich products.

Documentation GitHub OpenAPI

Operations 1

GET /products/{catalogNumber}/pricing Get Product Pricing and Availability #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Sigma-Aldrich Product Search Pricing and Availability API
  description: The Sigma-Aldrich Product Search API provides programmatic access to the Sigma-Aldrich product catalog — one of the largest collections of research chemicals, biochemicals, reagents, and laboratory supplies in the world.
  version: '1.0'
  contact:
    name: Sigma-Aldrich Customer Support
    url: https://www.sigmaaldrich.com/US/en/support/contact-us
  termsOfService: https://www.sigmaaldrich.com/US/en/terms-and-conditions
  license:
    name: Proprietary
    url: https://www.sigmaaldrich.com/US/en/terms-and-conditions
servers:
- url: https://api.sigmaaldrich.com/v1
  description: Sigma-Aldrich Production API
security:
- ApiKeyAuth: []
tags:
- name: Pricing and Availability
  description: Real-time pricing and global stock availability for Sigma-Aldrich products.
paths:
  /products/{catalogNumber}/pricing:
    get:
      operationId: getProductPricing
      summary: Get Product Pricing and Availability
      description: Returns current pricing and real-time stock availability for all packaging sizes of a product in the specified country/region.
      tags:
      - Pricing and Availability
      parameters:
      - $ref: '#/components/parameters/catalogNumber'
      - name: country
        in: query
        schema:
          type: string
          default: US
        description: ISO 3166-1 alpha-2 country code for regional pricing
      responses:
        '200':
          description: Pricing and availability returned successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProductPricing'
        '401':
          description: Invalid or missing API key
        '404':
          description: Product not found
components:
  schemas:
    PriceOption:
      type: object
      properties:
        packSize:
          type: string
          description: Package size
        price:
          type: number
          description: List price
        stockLevel:
          type: string
          enum:
          - in-stock
          - low-stock
          - out-of-stock
          - discontinued
          description: Current stock availability
        leadTimeDays:
          type: integer
          description: Expected delivery lead time in business days
    ProductPricing:
      type: object
      properties:
        catalogNumber:
          type: string
        country:
          type: string
          description: Country code for pricing
        currency:
          type: string
          description: Currency code (e.g., USD, EUR, GBP)
        prices:
          type: array
          items:
            $ref: '#/components/schemas/PriceOption'
  parameters:
    catalogNumber:
      name: catalogNumber
      in: path
      required: true
      schema:
        type: string
      description: Sigma-Aldrich catalog number (e.g., A1048, M8159, CAS1234-56-7)
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key
      description: Sigma-Aldrich API key for authentication
externalDocs:
  description: Sigma-Aldrich Developer Portal
  url: https://www.sigmaaldrich.com/US/en/technical-documents/technical-article/chemistry/labware/sigma-aldrich-developer-portal

Sigma-Aldrich Pricing and Availability API

Operations 1

Documentation

Specifications

Schemas & Data

Other Resources