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

# Send widget message

> Send a visitor or agent message in the chat.



## OpenAPI

````yaml /en/ai-web-widget/api-reference/openapi-ai-web-widget.json post /public/ai-widget/{publicKey}/message
openapi: 3.0.3
info:
  title: Notifique API Chat no site (widget)
  description: >-
    API pública do **widget de chat com IA** no site do cliente. Não usa API Key
    de workspace: a segurança é feita com **chave pública do widget**,
    **domínios permitidos** e **token de sessão** assinado.


    Base: `https://api.notifique.dev/public/ai-widget`
  version: 1.0.0
servers:
  - url: https://api.notifique.dev
    description: Production
security: []
tags:
  - name: Widget público
    description: Configuração, sessão, mensagens e OTP do embed
  - name: Widget admin
    description: CRUD de widgets via API Key (escopos ai_widgets:*)
paths:
  /public/ai-widget/{publicKey}/message:
    post:
      tags:
        - Widget público
      summary: Send widget message
      description: Send a visitor or agent message in the chat.
      operationId: ntfWidget_sendMessage
      parameters:
        - name: publicKey
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SendMessageBody'
            example:
              sessionToken: string
              clientMessageId: clxx...
      responses:
        '200':
          description: Mensagem processada
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MessageResponse'
              example:
                success: true
                data:
                  replyText: string
                  status: assistant
        '401':
          description: Sessão inválida
        '429':
          description: Limite ou cooldown
components:
  schemas:
    SendMessageBody:
      type: object
      required:
        - sessionToken
        - text
      properties:
        sessionToken:
          type: string
        clientMessageId:
          type: string
      example:
        sessionToken: string
        clientMessageId: clxx...
    MessageResponse:
      type: object
      properties:
        success:
          type: boolean
        data:
          type: object
          properties:
            messageId:
              type: string
            replyText:
              type: string
              nullable: true
            status:
              type: string
              enum:
                - assistant
                - handoff
                - automation
      example:
        success: true
        data:
          replyText: string
          status: assistant

````