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OpenAPI Specification

openapi: 3.2.0
info:
  title: Lemon Squeezy License API
  description: The Lemon Squeezy API is a REST API based on the JSON:API specification.
  termsOfService: https://www.lemonsqueezy.com/terms
  contact:
    name: Lemon Squeezy Support
    url: https://docs.lemonsqueezy.com
  version: v1
servers:
- url: https://api.lemonsqueezy.com/v1
security:
- api_key: []
tags:
- name: License API
paths:
  /licenses/activate:
    post:
      operationId: activateLicenseKey
      tags:
      - License API
      summary: Activate a license key
      description: Public License API endpoint. Activates a license key and creates a new license key instance. Submitted as application/x-www-form-urlencoded with license_key and instance_name.
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
              - license_key
              - instance_name
              properties:
                license_key:
                  type: string
                instance_name:
                  type: string
      responses:
        '200':
          description: License key activation result.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LicenseApiResponse'
  /licenses/validate:
    post:
      operationId: validateLicenseKey
      tags:
      - License API
      summary: Validate a license key
      description: Public License API endpoint. Validates a license key, optionally for a specific instance_id.
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
              - license_key
              properties:
                license_key:
                  type: string
                instance_id:
                  type: string
      responses:
        '200':
          description: License key validation result.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LicenseApiResponse'
  /licenses/deactivate:
    post:
      operationId: deactivateLicenseKey
      tags:
      - License API
      summary: Deactivate a license key
      description: Public License API endpoint. Deactivates a license key instance by license_key and instance_id.
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
              - license_key
              - instance_id
              properties:
                license_key:
                  type: string
                instance_id:
                  type: string
      responses:
        '200':
          description: License key deactivation result.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LicenseApiResponse'
components:
  schemas:
    LicenseApiResponse:
      type: object
      description: Response from the public License API endpoints.
      properties:
        activated:
          type:
          - boolean
          - 'null'
        valid:
          type:
          - boolean
          - 'null'
        deactivated:
          type:
          - boolean
          - 'null'
        error:
          type:
          - string
          - 'null'
        license_key:
          type: object
          additionalProperties: true
        instance:
          type:
          - object
          - 'null'
          additionalProperties: true
        meta:
          type: object
          additionalProperties: true
  securitySchemes:
    api_key:
      type: http
      scheme: bearer
      bearerFormat: apiKey
      description: Bearer authentication using a Lemon Squeezy API key. Requests must also send Accept and Content-Type headers of application/vnd.api+json.