openapi: 3.1.0
info:
  title: Google Cloud Dialogflow CX API
  description: >-
    The Dialogflow CX API enables building and managing conversational agents
    with flows, pages, intents, entity types, and session management for
    advanced multi-turn conversations.
  version: 3.0.0
  contact:
    name: Google Cloud
    url: https://cloud.google.com/dialogflow/cx/docs
servers:
  - url: https://dialogflow.googleapis.com/v3
    description: Google Cloud Dialogflow CX Production
paths:
  /projects/{projectId}/locations/{location}/agents:
    get:
      operationId: listAgents
      summary: Google Cloud Dialogflow CX List agents
      description: Lists all agents in a project and location.
      tags:
        - Agents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
                properties:
                  agents:
                    type: array
                    items:
                      $ref: '#/components/schemas/Agent'
    post:
      operationId: createAgent
      summary: Google Cloud Dialogflow CX Create an agent
      description: Creates a new Dialogflow CX agent.
      tags:
        - Agents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Agent'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Agent'
  /projects/{projectId}/locations/{location}/agents/{agentId}:
    get:
      operationId: getAgent
      summary: Google Cloud Dialogflow CX Get an agent
      description: Retrieves a specific agent by ID.
      tags:
        - Agents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Agent'
    patch:
      operationId: updateAgent
      summary: Google Cloud Dialogflow CX Update an agent
      description: Updates an existing agent.
      tags:
        - Agents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Agent'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Agent'
    delete:
      operationId: deleteAgent
      summary: Google Cloud Dialogflow CX Delete an agent
      description: Deletes a specific agent.
      tags:
        - Agents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Successful response
  /projects/{projectId}/locations/{location}/agents/{agentId}/flows:
    get:
      operationId: listFlows
      summary: Google Cloud Dialogflow CX List flows
      description: Lists all flows in an agent.
      tags:
        - Flows
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
                properties:
                  flows:
                    type: array
                    items:
                      $ref: '#/components/schemas/Flow'
    post:
      operationId: createFlow
      summary: Google Cloud Dialogflow CX Create a flow
      description: Creates a new flow within an agent.
      tags:
        - Flows
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Flow'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Flow'
  /projects/{projectId}/locations/{location}/agents/{agentId}/intents:
    get:
      operationId: listIntents
      summary: Google Cloud Dialogflow CX List intents
      description: Lists all intents in an agent.
      tags:
        - Intents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
                properties:
                  intents:
                    type: array
                    items:
                      $ref: '#/components/schemas/Intent'
    post:
      operationId: createIntent
      summary: Google Cloud Dialogflow CX Create an intent
      description: Creates a new intent within an agent.
      tags:
        - Intents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Intent'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Intent'
  /projects/{projectId}/locations/{location}/agents/{agentId}/sessions/{sessionId}:detectIntent:
    post:
      operationId: detectIntent
      summary: Google Cloud Dialogflow CX Detect intent
      description: Processes a natural language query and returns structured, actionable data.
      tags:
        - Sessions
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
        - name: location
          in: path
          required: true
          schema:
            type: string
        - name: agentId
          in: path
          required: true
          schema:
            type: string
        - name: sessionId
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                queryInput:
                  type: object
                  properties:
                    text:
                      type: object
                      properties:
                        text:
                          type: string
                    languageCode:
                      type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
                properties:
                  responseId:
                    type: string
                  queryResult:
                    type: object
                    properties:
                      text:
                        type: string
                      intent:
                        $ref: '#/components/schemas/Intent'
                      intentDetectionConfidence:
                        type: number
                      responseMessages:
                        type: array
                        items:
                          type: object
                          properties:
                            text:
                              type: object
                              properties:
                                text:
                                  type: array
                                  items:
                                    type: string
components:
  schemas:
    Agent:
      type: object
      properties:
        name:
          type: string
          description: Resource name of the agent.
        displayName:
          type: string
          description: Human-readable name of the agent.
        defaultLanguageCode:
          type: string
          description: Default language of the agent.
        supportedLanguageCodes:
          type: array
          items:
            type: string
          description: List of additional supported languages.
        timeZone:
          type: string
          description: Time zone of the agent.
        description:
          type: string
          description: Description of the agent.
        startFlow:
          type: string
          description: Name of the start flow in the agent.
        enableStackdriverLogging:
          type: boolean
          description: Whether to enable Stackdriver logging.
        enableSpellCorrection:
          type: boolean
          description: Whether to enable spell correction.
    Flow:
      type: object
      properties:
        name:
          type: string
          description: Resource name of the flow.
        displayName:
          type: string
          description: Human-readable name of the flow.
        description:
          type: string
          description: Description of the flow.
        transitionRoutes:
          type: array
          items:
            type: object
            properties:
              intent:
                type: string
              condition:
                type: string
              targetPage:
                type: string
              targetFlow:
                type: string
        eventHandlers:
          type: array
          items:
            type: object
            properties:
              event:
                type: string
              targetPage:
                type: string
              targetFlow:
                type: string
    Intent:
      type: object
      properties:
        name:
          type: string
          description: Resource name of the intent.
        displayName:
          type: string
          description: Human-readable name of the intent.
        trainingPhrases:
          type: array
          items:
            type: object
            properties:
              id:
                type: string
              parts:
                type: array
                items:
                  type: object
                  properties:
                    text:
                      type: string
                    parameterId:
                      type: string
              repeatCount:
                type: integer
        parameters:
          type: array
          items:
            type: object
            properties:
              id:
                type: string
              entityType:
                type: string
              isList:
                type: boolean
        priority:
          type: integer
          description: Priority of the intent.
        isFallback:
          type: boolean
          description: Whether this is a fallback intent.
        description:
          type: string
          description: Description of the intent.
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://accounts.google.com/o/oauth2/auth
          tokenUrl: https://oauth2.googleapis.com/token
          scopes:
            https://www.googleapis.com/auth/dialogflow: Manage Dialogflow agents
            https://www.googleapis.com/auth/cloud-platform: Full access to Google Cloud
tags:
  - name: Agents
  - name: Flows
  - name: Intents
  - name: Sessions