AI-Powered WhatsApp Chatbot for Text, Voice, Images & PDFs

Manual

High

Nodes

Manual

Trigger

High

Complexity

7/22/2025

Added

Workflow Overview

Total Nodes

Node Types

sticky Note

Sticky Note3, Sticky Note, Sticky Note1, Sticky Note2, Sticky Note4, Sticky Note5

6 nodes

whats App Trigger

WhatsApp Trigger

1 node

http Request

Download Image, Download Audio, Download File

3 nodes

open Ai

Analyze Image, Transcribe Audio, Generate Audio Response

3 nodes

lm Chat Open Ai

OpenAI Chat Model

1 node

agent

AI Agent1

1 node

extract From File

Extract from File

1 node

memory Buffer Window

Simple Memory

1 node

whats App

Get File Url, Send message, Send audio, Incorrect format, Not supported, Get Image Url, Get Audio Url

7 nodes

Only PDF File, From audio to audio?

2 nodes

code

Fix mimeType for Audio

1 node

set

Text, Audio, Image, File

4 nodes

switch

Input type

1 node

Workflow JSON

32.13 KB

{
  "id": "zMtPPjJ80JJznrJP",
  "meta": {
    "instanceId": "a4bfc93e975ca233ac45ed7c9227d84cf5a2329310525917adaf3312e10d5462",
    "templateCredsSetupCompleted": true
  },
  "name": "AI-Powered WhatsApp Chatbot for Text, Voice, Images & PDFs",
  "tags": [],
  "nodes": [
    {
      "id": "38246f5d-0cf4-49ed-957e-0189243d0dec",
      "name": "WhatsApp Trigger",
      "type": "n8n-nodes-base.whatsAppTrigger",
      "position": [
        -700,
        80
      ],
      "webhookId": "d3978cae-2aca-4553-8ac7-ab89068deabc",
      "parameters": {
        "options": {},
        "updates": [
          "messages"
        ]
      },
      "credentials": {
        "whatsAppTriggerApi": {
          "id": "gylriO2te7NRPXxN",
          "name": "WhatsApp OAuth account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "4cc0b70b-3ecc-4415-af2f-e50d4f302786",
      "name": "Download Image",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        720,
        120
      ]...

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