> ## Documentation Index
> Fetch the complete documentation index at: https://docs.devtune.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Read Dex conversation events

> Returns an ordered, cursor-paginated page of persisted reply and lifecycle events across the bounded recent task chain for one Dex thread.



## OpenAPI

````yaml /openapi.json get /projects/{projectId}/agents/dex/threads/{threadId}/messages
openapi: 3.1.0
info:
  title: DevTune API
  version: 2.0.0
  description: >-
    API for programmatic access to your AI visibility data, webhook
    subscriptions, and automation workflows. Use this API to integrate DevTune
    data into CI/CD pipelines, BI tools, AI agents, and operational systems.
servers:
  - url: https://devtune.ai/api/v2
    description: Production
security:
  - bearerAuth: []
paths:
  /projects/{projectId}/agents/dex/threads/{threadId}/messages:
    get:
      summary: Read Dex conversation events
      description: >-
        Returns an ordered, cursor-paginated page of persisted reply and
        lifecycle events across the bounded recent task chain for one Dex
        thread.
      operationId: getDexConversationEvents
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
            format: uuid
        - name: threadId
          in: path
          required: true
          description: Dex conversation thread identifier.
          schema:
            type: string
            format: uuid
        - name: after
          in: query
          required: false
          description: Return events after this insertion ordinal from the previous page.
          schema:
            type: integer
            format: int64
            minimum: 0
        - name: pageSize
          in: query
          required: false
          schema:
            type: integer
            minimum: 1
            maximum: 100
            default: 50
      responses:
        '200':
          description: Ordered Dex conversation events
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/DexConversationEventPage'
                  meta:
                    $ref: '#/components/schemas/Meta'
                required:
                  - data
                  - meta
        '400':
          $ref: '#/components/responses/BadRequestError'
        '401':
          $ref: '#/components/responses/UnauthorizedError'
        '402':
          description: Dex conversations are not available for this account
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '403':
          $ref: '#/components/responses/ForbiddenError'
        '404':
          $ref: '#/components/responses/NotFoundError'
        '429':
          $ref: '#/components/responses/RateLimitExceededError'
components:
  schemas:
    DexConversationEventPage:
      type: object
      properties:
        items:
          type: array
          items:
            $ref: '#/components/schemas/DexConversationEvent'
        nextAfter:
          type:
            - integer
            - 'null'
          format: int64
          minimum: 0
        threadTruncated:
          type: boolean
          description: >-
            True when older task bindings exist outside the bounded thread
            window.
      required:
        - items
        - nextAfter
        - threadTruncated
    Meta:
      type: object
      properties:
        timestamp:
          type: string
          format: date-time
        projectId:
          type: string
          format: uuid
    Error:
      type: object
      properties:
        error:
          type: string
        message:
          type: string
        status:
          type: integer
      required:
        - error
        - message
        - status
    DexConversationEvent:
      type: object
      properties:
        createdAt:
          type: string
          format: date-time
        eventType:
          type: string
        id:
          type: string
          format: uuid
        insertionOrdinal:
          type: integer
          format: int64
          minimum: 0
        payload:
          type: object
          additionalProperties: true
        taskId:
          type: string
          format: uuid
        turnId:
          type:
            - string
            - 'null'
      required:
        - createdAt
        - eventType
        - id
        - insertionOrdinal
        - payload
        - taskId
        - turnId
  responses:
    BadRequestError:
      description: Bad request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    UnauthorizedError:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    ForbiddenError:
      description: Forbidden
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    NotFoundError:
      description: Not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    RateLimitExceededError:
      description: Rate limit exceeded
      headers:
        X-RateLimit-Limit:
          $ref: '#/components/headers/X-RateLimit-Limit'
        X-RateLimit-Remaining:
          $ref: '#/components/headers/X-RateLimit-Remaining'
        X-RateLimit-Reset:
          $ref: '#/components/headers/X-RateLimit-Reset'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  headers:
    X-RateLimit-Limit:
      description: Maximum requests per window
      schema:
        type: integer
    X-RateLimit-Remaining:
      description: Requests remaining in current window
      schema:
        type: integer
    X-RateLimit-Reset:
      description: Unix timestamp when the window resets
      schema:
        type: integer
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: >-
        API key with dtk_live_ prefix. Obtain it from API Keys in the account
        sidebar. New keys start with all supported scopes selected for the
        chosen project, and you can narrow them to specific read/write scopes as
        needed.

````