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

# Add widget thread message

> Adds a message/event to a widget thread with server-side validation (including quiz-specific constraints).



## OpenAPI

````yaml https://api.superwize.ai/api/openapi.json post /widget/addThreadMessage
openapi: 3.1.1
info:
  title: SuperWize API
  version: 1.1.2
  description: >-
    SuperWize RPC API. Authenticated endpoints support Better Auth session
    cookies, Authorization: Bearer <session_token>, or x-api-key.
servers:
  - url: http://api.superwize.ai/api
security: []
tags:
  - name: System
    description: Service health and internal diagnostics.
  - name: Authentication
    description: Session, email verification, and API token endpoints.
  - name: Audio
    description: Speech-to-text and related audio features.
  - name: Chat
    description: Conversation streaming, history, branching, and feedback.
  - name: Credits
    description: Credit balances, usage history, and reward grants.
  - name: Subscription
    description: Subscription tier and status polling endpoints.
  - name: Mini Apps
    description: Curated mini app catalog endpoints.
  - name: News
    description: Curated news feed, article source, and article feedback endpoints.
  - name: Release Notes
    description: Current app release metadata and features.
  - name: Support
    description: Contact/support request endpoints.
  - name: Images
    description: Image conversion, upload, and retrieval endpoints.
  - name: Files
    description: Generic file upload and retrieval endpoints.
  - name: Notifications
    description: Push token registration and test notifications.
  - name: Group Chat
    description: Group lifecycle, invites, messaging, and realtime events.
  - name: Preferences
    description: User preferences and account-type controls.
  - name: Widgets
    description: Widget thread and interaction endpoints.
  - name: Bookmarks
    description: Bookmark groups and conversation associations.
paths:
  /widget/addThreadMessage:
    post:
      tags:
        - Widgets
      summary: Add widget thread message
      description: >-
        Adds a message/event to a widget thread with server-side validation
        (including quiz-specific constraints).
      operationId: widget.addThreadMessage
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                threadId:
                  type: string
                data:
                  type: object
                  propertyNames:
                    type: string
                  additionalProperties: {}
              required:
                - threadId
                - data
            example:
              threadId: thr_01JHKYY5K4GH123456789
              data: {}
      responses:
        '200':
          description: Widget thread message added.
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: object
                    properties:
                      id:
                        type: string
                      threadId:
                        type: string
                      data:
                        type: object
                        propertyNames:
                          type: string
                        additionalProperties: {}
                      createdAt:
                        type: string
                        format: date-time
                        x-native-type: date
                    required:
                      - id
                      - threadId
                      - data
                      - createdAt
                required:
                  - message
              example:
                message:
                  id: obj_01JHKZ0PV2WX123456789
                  threadId: thr_01JHKYY5K4GH123456789
                  data: {}
                  createdAt: '2026-01-01T00:00:00.000Z'
        '400':
          description: '400'
          content:
            application/json:
              schema:
                oneOf:
                  - type: object
                    properties:
                      defined:
                        const: true
                      code:
                        const: BAD_REQUEST
                      status:
                        const: 400
                      message:
                        type: string
                        default: The request body or parameters are invalid.
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
                  - type: object
                    properties:
                      defined:
                        const: false
                      code:
                        type: string
                      status:
                        type: number
                      message:
                        type: string
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
              example:
                defined: true
                code: BAD_REQUEST
                status: 400
                message: The request body or parameters are invalid.
                data: {}
        '401':
          description: '401'
          content:
            application/json:
              schema:
                oneOf:
                  - type: object
                    properties:
                      defined:
                        const: true
                      code:
                        const: UNAUTHORIZED
                      status:
                        const: 401
                      message:
                        type: string
                        default: Authentication is required to access this endpoint.
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
                  - type: object
                    properties:
                      defined:
                        const: false
                      code:
                        type: string
                      status:
                        type: number
                      message:
                        type: string
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
        '403':
          description: '403'
          content:
            application/json:
              schema:
                oneOf:
                  - type: object
                    properties:
                      defined:
                        const: true
                      code:
                        const: FORBIDDEN
                      status:
                        const: 403
                      message:
                        type: string
                        default: You do not have permission to perform this action.
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
                  - type: object
                    properties:
                      defined:
                        const: false
                      code:
                        type: string
                      status:
                        type: number
                      message:
                        type: string
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
              example:
                defined: true
                code: FORBIDDEN
                status: 403
                message: You do not have permission to perform this action.
                data: {}
        '404':
          description: '404'
          content:
            application/json:
              schema:
                oneOf:
                  - type: object
                    properties:
                      defined:
                        const: true
                      code:
                        const: NOT_FOUND
                      status:
                        const: 404
                      message:
                        type: string
                        default: The requested resource was not found.
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
                  - type: object
                    properties:
                      defined:
                        const: false
                      code:
                        type: string
                      status:
                        type: number
                      message:
                        type: string
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
              example:
                defined: true
                code: NOT_FOUND
                status: 404
                message: The requested resource was not found.
                data: {}
        '500':
          description: '500'
          content:
            application/json:
              schema:
                oneOf:
                  - type: object
                    properties:
                      defined:
                        const: true
                      code:
                        const: INTERNAL_SERVER_ERROR
                      status:
                        const: 500
                      message:
                        type: string
                        default: Unexpected server error.
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
                  - type: object
                    properties:
                      defined:
                        const: false
                      code:
                        type: string
                      status:
                        type: number
                      message:
                        type: string
                      data: {}
                    required:
                      - defined
                      - code
                      - status
                      - message
              example:
                defined: true
                code: INTERNAL_SERVER_ERROR
                status: 500
                message: Unexpected server error.
                data: {}

````