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OpenAPI Specification

openapi: 3.2.0
info:
  title: Creem Checkouts Transactions 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: Transactions
paths:
  /transactions:
    get:
      operationId: getTransaction
      tags:
      - Transactions
      summary: Retrieve a transaction
      description: Retrieve a single transaction by its identifier.
      parameters:
      - name: transaction_id
        in: query
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Transaction
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TransactionEntity'
  /transactions/search:
    get:
      operationId: searchTransactions
      tags:
      - Transactions
      summary: List all transactions
      description: Search and retrieve a paginated list of transactions, filtered by customer, product, and date range.
      parameters:
      - name: customer_id
        in: query
        required: false
        schema:
          type: string
      - name: product_id
        in: query
        required: false
        schema:
          type: string
      - name: page_number
        in: query
        required: false
        schema:
          type: integer
          default: 1
      - name: page_size
        in: query
        required: false
        schema:
          type: integer
          default: 10
      responses:
        '200':
          description: Paginated list of transactions
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TransactionListEntity'
components:
  schemas:
    TransactionEntity:
      type: object
      properties:
        id:
          type: string
        mode:
          type: string
        object:
          type: string
          example: transaction
        amount:
          type: integer
        amount_paid:
          type: integer
        currency:
          type: string
        type:
          type: string
        status:
          type: string
        customer:
          type: string
        order:
          type: string
        subscription:
          type: string
        created_at:
          type: string
          format: date-time
    TransactionListEntity:
      type: object
      properties:
        items:
          type: array
          items:
            $ref: '#/components/schemas/TransactionEntity'
        pagination:
          $ref: '#/components/schemas/Pagination'
    Pagination:
      type: object
      properties:
        total_records:
          type: integer
        total_pages:
          type: integer
        current_page:
          type: integer
        next_page:
          type:
          - integer
          - 'null'
        prev_page:
          type:
          - integer
          - 'null'
  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.