WhatsApp AI HelpDesk – Smart SupportBot Using Trained Data & WasenderAPI

Overview

This n8n workflow enables automated AI-driven support replies via your personal WhatsApp number using WasenderAPI.com . The bot intelligently responds to user messages based on trained data stored in Google Sheets, helping you avoid the high cost of WhatsApp Business API.

What It Does

• Reads real-time data from a connected Google Sheet
• Sends AI-generated responses based on predefined training data
• Automatically applies rate limits to avoid account blocking
• Updates each contact's support status after responding

Who's It For

This workflow is ideal for:

• Freelancers and small businesses offering support through WhatsApp
• Customer service teams seeking to automate common queries
• Entrepreneurs looking to deploy a cost-effective support assistant
• SaaS founders managing WhatsApp inquiries without expensive API costs

Prerequisites

Make sure the following components are ready:

• An active WhatsApp account (Personal or Business)
• WasenderAPI subscription (around $6/month)
• OpenAI API access (around $20/month)
• n8n instance (self-hosted or cloud)
• Google Sheets API connected to n8n
• A training sheet like this sample:
  https://docs.google.com/spreadsheets/d/1Ui4TzzI-Gq-bsEsrZELwW1Kyddw0IU9L1wxlHikktqw/edit?usp=sharing

Setup Instructions

1. Connect WasenderAPI

• Add your WhatsApp session to WasenderAPI
• In n8n, create a Webhook node
• Copy the webhook URL and paste it into your WasenderAPI session settings

2. Connect OpenAI

• Add an OpenAI node in n8n
• Authenticate using your OpenAI credentials
• Configure the prompt to reference the data from your Google Sheet

3. Connect Google Sheets

• Add a Google Sheets node
• Authenticate using your Google account
• Select the appropriate Spreadsheet and Worksheet
• Format your sheet similarly to the sample template above

How to Customize the Workflow

To tailor the workflow to your business needs:

• Update the training data in your Google Sheet to include your own FAQs, product info, or customer scripts
• Adjust prompt instructions in the OpenAI node to change the tone, style, or behavior of the response
• Add filtering logic using IF or SWITCH nodes to categorize and route different types of messages
• Integrate CRM or ticketing systems via additional HTTP or database nodes
• Set custom response delay or batching using WAIT or LIMIT nodes to control the load

Support & Community

Need help setting up or customizing the workflow? Reach out here:

• WhatsApp: Chat with Support
• Discord: Join SpaGreen Server
• Facebook Group: SpaGreen Community
• Website: SpaGreen Creative
• Envato: SpaGreen Portfolio