Flowable Tasks API

openapi: 3.1.0
info:
  title: Flowable REST CMMN Tasks API
  version: 1.0.0
  description: Minimal OpenAPI description of the Flowable REST API, which exposes the Flowable Process Engine over HTTP for managing BPMN deployments, process definitions, process instances, tasks, and CMMN cases.
  x-generated-from: https://www.flowable.com/open-source/docs/bpmn/ch14-REST
  x-generated-by: claude-crawl-2026-05-08
servers:
- url: https://flowable.example.com/flowable-rest/service
  description: Default Flowable REST service base
tags:
- name: Tasks
paths:
  /runtime/tasks:
    get:
      tags:
      - Tasks
      summary: List tasks
      operationId: listTasks
      responses:
        '200':
          description: Tasks
          content:
            application/json:
              schema:
                type: object
  /runtime/tasks/{taskId}:
    parameters:
    - in: path
      name: taskId
      required: true
      schema:
        type: string
    get:
      tags:
      - Tasks
      summary: Get a task
      operationId: getTask
      responses:
        '200':
          description: Task
          content:
            application/json:
              schema:
                type: object
    post:
      tags:
      - Tasks
      summary: Perform a task action (claim, complete, delegate, resolve)
      operationId: taskAction
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        '200':
          description: Action performed