> ## Documentation Index
> Fetch the complete documentation index at: https://developer.kinbox.com.br/llms.txt
> Use this file to discover all available pages before exploring further.

# Check if a phone has WhatsApp

> Uses the given WhatsApp channel to check whether the phone number can receive messages.



## OpenAPI

````yaml get /v1/channels/{id}/check-whatsapp
openapi: 3.0.0
info:
  title: Kinbox API
  description: Kinbox public API
  version: '2.0'
  contact: {}
servers: []
security: []
tags: []
paths:
  /v1/channels/{id}/check-whatsapp:
    get:
      tags:
        - v1Channels
      summary: Check if a phone has WhatsApp
      description: >-
        Uses the given WhatsApp channel to check whether the phone number can
        receive messages.
      operationId: checkWhatsapp
      parameters:
        - name: id
          required: true
          in: path
          schema:
            type: number
        - name: phone
          required: true
          in: query
          description: Telefone no formato DDI+DDD+NUMERO (apenas dígitos)
          schema:
            example: '558511112222'
            type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CheckWhatsappResponseDto'
components:
  schemas:
    CheckWhatsappResponseDto:
      type: object
      properties:
        phone:
          type: string
          example: '558511112222'
          description: Telefone normalizado retornado pelo WhatsApp (quando existe)
        canReceiveMessage:
          type: boolean
          example: true
      required:
        - canReceiveMessage

````