webhook-example.yaml

openapi: 3.1.0
info:
  title: Webhook Example
  version: 1.0.0
paths:
  # OpenAPI documents all need a paths element
  /pets:
    get:
      summary: List all pets
      operationId: listPets
      parameters:
        - name: limit
          in: query
          description: How many items to return at one time (max 100)
          required: false
          schema:
            type: integer
            format: int32
      responses:
        '200':
          description: A paged array of pets
          content:
            application/json:    
              schema:
                $ref: "#/components/schemas/Pets"

webhooks:
  # Each webhook needs a name
  newPet:
    # This is a Path Item Object, the only difference is that the request is initiated by the API provider
    post:
      requestBody:
        description: Information about a new pet in the system
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/Pet"
      responses:
        "200":
          description: Return a 200 status to indicate that the data was received successfully

components:
  schemas:
    Pet:
      required:
        - id
        - name
      properties:
        id:
          type: integer
          format: int64
        name:
          type: string
        tag:
          type: string
    Pets:
      type: array
      items:
        $ref: "#/components/schemas/Pet"