AI Customer Support Assistant · WhatsApp Ready · Works for Any Business

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Built by Matt F. Matt F.
Created on June 06, 2026

Description

AI Customer-Support Assistant that auto-maps any business site, answers WhatsApp in real time, and lets you earn or save thousands by replacing pricey SaaS chat tools.

⚡ What the workflow does

Live “AI employee”* - the bot crawls pages on demand (products, policies, FAQs) so you *never** upload documents or fine-tune a model.
No-code setup** - Drop in API keys, paste your domain, publish the webhook—ready in \~15 min.
Chat memory** - each conversation turn is written to Supabase/Postgres and automatically replayed into the next prompt, letting the assistant remember context so follow-up questions feel natural and coherent even across long sessions.
WhatsApp ready** - Free-form replies inside the 24-hour service window, automatically switches to a template when required (recommended by Meta).

🚀 Why you’ll love it

| Benefit | Impact |
| ------------------------- | --------------------------------------------------------------------- |
| Zero content training | Point the AI Agent at any domain → go live. |
| Save or earn money | Replace pricey SaaS chat tools or sell white-label bots to clients. |
| Channel-agnostic | Ships with WhatsApp; swap one node for Telegram, Slack, or web chat. |
| Flexible voice | Adjust tone & language by editing one prompt line. |

🧰 Prerequisites (all free-tier friendly)

OpenAI key
Meta WhatsApp Cloud API number + permanent token (easy setup)
Supabase (or Postgres) URL for chat memory (easy setup)

🛠 5-step setup

Import the template into n8n.
Add credentials for OpenAI, WhatsApp, and Supabase.
Enter your root domain in the root\_url variable.
Point Meta’s Webhook to the n8n URL.
Hit Execute Trigger and send “Hi” from WhatsApp—watch the bot answer with live data.

🔄 Easy to extend

Voice & language** – change wording in the System Prompt.
Escalation** – add an “If fallback” branch → Zendesk, email, live agents.
Extra channels** – duplicate the reply node for Telegram or Slack.
Commerce API hooks** – plug in Shopify, Woo, Stripe for order status or payments.

💡 Monetization ideas

Replace costly SaaS seats.* Deploy the bot on your own server and *stop paying \$300–\$500 every month for third-party “AI support” platforms.
Sell it as a service.* Spin up a branded instance for local shops, clinics, or e-commerce stores and *charge each client \$300–\$500 per month**—setup time is under 15 minutes.
Upsell premium coverage (24/7 human hand-off) once the bot handles routine questions.
Embed product links in answers and earn affiliate or upsell revenue automatically.

Spin it up, connect a domain and a phone number, and you—or your customers—get enterprise-grade support without code, training, or ongoing licence fees.

Nodes Used (6)

AI Agent
@n8n/n8n-nodes-langchain.agent
Code
n8n-nodes-base.code
HTTP Request Tool
@n8n/n8n-nodes-langchain.toolHttpRequest
OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi
Postgres Chat Memory
@n8n/n8n-nodes-langchain.memoryPostgresChat
WhatsApp Business Cloud
n8n-nodes-base.whatsApp