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OpenAPI Specification

openapi: 3.2.0
info:
  title: Kestra Open Source REST Executions API
  description: 'REST API for the Kestra open source workflow orchestration platform. Covers

    flow definitions, executions, namespaces, triggers, key-value store, and

    namespace files. Documented at https://kestra.io/docs/api-reference/open-source.

    The Kestra server defaults to basic authentication and exposes the API under

    the `/api/v1/` prefix on the configured host.

    '
  version: 1.0.0
  contact:
    name: Kestra
    url: https://kestra.io/
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: http://localhost:8080
  description: Default local Kestra server.
- url: https://{host}
  description: Self-hosted Kestra deployment.
  variables:
    host:
      default: kestra.example.com
security:
- basicAuth: []
tags:
- name: Executions
  description: Trigger and inspect workflow executions.
paths:
  /api/v1/executions:
    get:
      tags:
      - Executions
      summary: Search executions
      operationId: searchExecutions
      parameters:
      - $ref: '#/components/parameters/Page'
      - $ref: '#/components/parameters/Size'
      - name: namespace
        in: query
        schema:
          type: string
      - name: flowId
        in: query
        schema:
          type: string
      - name: state
        in: query
        schema:
          type: string
      responses:
        '200':
          description: A page of executions.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutionPage'
  /api/v1/executions/trigger/{namespace}/{flowId}:
    parameters:
    - $ref: '#/components/parameters/Namespace'
    - $ref: '#/components/parameters/FlowIdPath'
    post:
      tags:
      - Executions
      summary: Trigger a flow execution
      operationId: triggerExecution
      requestBody:
        required: false
        content:
          multipart/form-data:
            schema:
              type: object
              properties:
                inputs:
                  type: string
                  description: JSON-encoded inputs for the flow.
      responses:
        '200':
          description: The created execution.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Execution'
  /api/v1/executions/{executionId}:
    parameters:
    - $ref: '#/components/parameters/ExecutionId'
    get:
      tags:
      - Executions
      summary: Get an execution by ID
      operationId: getExecution
      responses:
        '200':
          description: Execution.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Execution'
  /api/v1/executions/{executionId}/logs:
    parameters:
    - $ref: '#/components/parameters/ExecutionId'
    get:
      tags:
      - Executions
      summary: Get logs for an execution
      operationId: getExecutionLogs
      parameters:
      - name: minLevel
        in: query
        schema:
          type: string
          enum:
          - TRACE
          - DEBUG
          - INFO
          - WARN
          - ERROR
      responses:
        '200':
          description: A list of log lines.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/LogEntry'
components:
  parameters:
    ExecutionId:
      name: executionId
      in: path
      required: true
      schema:
        type: string
    FlowIdPath:
      name: flowId
      in: path
      required: true
      schema:
        type: string
    Size:
      name: size
      in: query
      schema:
        type: integer
        minimum: 1
        maximum: 200
        default: 25
    Page:
      name: page
      in: query
      schema:
        type: integer
        minimum: 1
        default: 1
    Namespace:
      name: namespace
      in: path
      required: true
      schema:
        type: string
  schemas:
    ExecutionPage:
      type: object
      properties:
        total:
          type: integer
        results:
          type: array
          items:
            $ref: '#/components/schemas/Execution'
    LogEntry:
      type: object
      properties:
        timestamp:
          type: string
          format: date-time
        level:
          type: string
        message:
          type: string
        taskId:
          type: string
    Execution:
      type: object
      properties:
        id:
          type: string
        namespace:
          type: string
        flowId:
          type: string
        flowRevision:
          type: integer
        state:
          type: object
          properties:
            current:
              type: string
              enum:
              - CREATED
              - RUNNING
              - PAUSED
              - RESTARTED
              - SUCCESS
              - KILLING
              - KILLED
              - FAILED
              - WARNING
        inputs:
          type: object
          additionalProperties: true
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: Optional HTTP basic authentication for self-hosted Kestra instances.