openapi: 3.1.0
info:
  title: Dify Chat Completion API
  description: Dify is an open-source platform for building AI applications and agentic workflows. This API provides access to chat messages, completion messages, workflow execution, conversations, knowledge bases (datasets) and file uploads.
  version: '1.0'
servers:
- url: https://api.dify.ai/v1
  description: Dify Cloud API
security:
- bearerAuth: []
tags:
- name: Completion
paths:
  /completion-messages:
    post:
      tags:
      - Completion
      summary: Send a completion request
      operationId: sendCompletion
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - inputs
              - user
              properties:
                inputs:
                  type: object
                response_mode:
                  type: string
                  enum:
                  - streaming
                  - blocking
                user:
                  type: string
      responses:
        '200':
          description: Completion response
  /completion-messages/{task_id}/stop:
    post:
      tags:
      - Completion
      summary: Stop completion generation
      operationId: stopCompletion
      parameters:
      - name: task_id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Stopped
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer