Langflow Flow Events API

openapi: 3.1.0
info:
  title: Langflow Base Flow Events API
  version: 1.9.0
tags:
- name: Flow Events
paths:
  /api/v1/flows/{flow_id}/events:
    get:
      operationId: get_flow_events_api_v1_flows__flow_id__events_get
      parameters:
      - in: path
        name: flow_id
        required: true
        schema:
          format: uuid
          title: Flow Id
          type: string
      - description: UTC timestamp to get events after
        in: query
        name: since
        required: false
        schema:
          default: 0.0
          description: UTC timestamp to get events after
          title: Since
          type: number
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FlowEventsResponse'
          description: Successful Response
        '422':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
          description: Validation Error
      security:
      - OAuth2PasswordBearerCookie: []
      - API key query: []
      - API key header: []
      summary: Get Flow Events
      tags:
      - Flow Events
    post:
      description: Append an event to a flow's event queue.
      operationId: create_flow_event_api_v1_flows__flow_id__events_post
      parameters:
      - in: path
        name: flow_id
        required: true
        schema:
          format: uuid
          title: Flow Id
          type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/FlowEventCreate'
        required: true
      responses:
        '201':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FlowEventResponse'
          description: Successful Response
        '422':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
          description: Validation Error
      security:
      - OAuth2PasswordBearerCookie: []
      - API key query: []
      - API key header: []
      summary: Create Flow Event
      tags:
      - Flow Events
components:
  schemas:
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          title: Detail
          type: array
      title: HTTPValidationError
      type: object
    ValidationError:
      properties:
        ctx:
          title: Context
          type: object
        input:
          title: Input
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          title: Location
          type: array
        msg:
          title: Message
          type: string
        type:
          title: Error Type
          type: string
      required:
      - loc
      - msg
      - type
      title: ValidationError
      type: object
    FlowEventResponse:
      properties:
        summary:
          title: Summary
          type: string
        timestamp:
          title: Timestamp
          type: number
        type:
          title: Type
          type: string
      required:
      - type
      - timestamp
      - summary
      title: FlowEventResponse
      type: object
    FlowEventCreate:
      properties:
        summary:
          default: ''
          maxLength: 500
          title: Summary
          type: string
        type:
          enum:
          - component_added
          - component_removed
          - component_configured
          - connection_added
          - connection_removed
          - flow_updated
          - flow_settled
          title: Type
          type: string
      required:
      - type
      title: FlowEventCreate
      type: object
    FlowEventsResponse:
      properties:
        events:
          items:
            $ref: '#/components/schemas/FlowEventResponse'
          title: Events
          type: array
        settled:
          title: Settled
          type: boolean
      required:
      - events
      - settled
      title: FlowEventsResponse
      type: object
  securitySchemes:
    API key header:
      in: header
      name: x-api-key
      type: apiKey
    API key query:
      in: query
      name: x-api-key
      type: apiKey
    OAuth2PasswordBearerCookie:
      flows:
        password:
          scopes: {}
          tokenUrl: api/v1/login
      type: oauth2