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OpenAPI Specification

openapi: 3.0.1
info:
  title: Creem Checkouts Customers API
  description: REST API for Creem, a merchant-of-record payments platform for SaaS and AI startups. Manage products, hosted checkouts, customers, subscriptions, transactions, discounts, and software license keys while Creem handles global sales tax, VAT, fraud, and compliance as the merchant of record.
  termsOfService: https://www.creem.io/terms
  contact:
    name: Creem Support
    url: https://www.creem.io
    email: support@creem.io
  version: '1.0'
servers:
- url: https://api.creem.io/v1
  description: Production
- url: https://test-api.creem.io/v1
  description: Test mode
security:
- apiKey: []
tags:
- name: Customers
paths:
  /customers:
    get:
      operationId: getCustomer
      tags:
      - Customers
      summary: Retrieve a customer
      description: Retrieve a customer by id or email.
      parameters:
      - name: customer_id
        in: query
        required: false
        schema:
          type: string
      - name: email
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Customer
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CustomerEntity'
  /customers/billing:
    post:
      operationId: createBillingPortalLink
      tags:
      - Customers
      summary: Generate a customer billing portal link
      description: Generate a self-service customer billing portal link where the customer can manage subscriptions, invoices, and payment methods.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateBillingPortalRequest'
      responses:
        '200':
          description: Customer portal link
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BillingPortalEntity'
components:
  schemas:
    BillingPortalEntity:
      type: object
      properties:
        customer_portal_link:
          type: string
    CustomerEntity:
      type: object
      properties:
        id:
          type: string
        mode:
          type: string
        object:
          type: string
          example: customer
        email:
          type: string
        name:
          type: string
        country:
          type: string
        created_at:
          type: string
          format: date-time
        updated_at:
          type: string
          format: date-time
    CreateBillingPortalRequest:
      type: object
      required:
      - customer_id
      properties:
        customer_id:
          type: string
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: x-api-key
      description: API key for authentication. Find your API key in the Creem dashboard under Developers / Settings > API Keys.