Confirm and log WhatsApp restaurant orders with Groq and Google Sheets

by Kanishka Shrivastava ✓ · 86 views · created 2026-07-13 · Support Chatbot, AI Chatbot

What this workflow does

This AI workflow has 14 nodes and runs on WhatsApp events (messages). Along the way it connects WhatsApp Business Cloud, Groq Chat Model and Google Sheets.

How it runs

Trigger: On WhatsApp events (messages).

1. Set Configuration (Edit Fields (Set)): sets 9 fields: restaurant_name, whatsapp_phone_number_id, owner_notify_number…
2. Extract Order Items (Basic LLM Chain): sends a prompt to an LLM, with model: Groq Chat Model; output parser: Order Items Parser
3. Read Menu Sheet (Google Sheets): uses Google Sheets
4. Validate & Price Order (Code): runs custom JavaScript code
5. Are There Issues? (If): checks a condition and branches into true / false
6. Log Confirmed Order (Google Sheets): append
7. Ask for Clarification (WhatsApp Business Cloud): send
8. Send Order Confirmation (WhatsApp Business Cloud): send
9. Is VIP Order? (If): checks a condition and branches into true / false
10. Log Clarification Needed (Google Sheets): append

…plus 1 more step. See the full node list below.

Services it uses

WhatsApp Business CloudGroq Chat ModelGoogle Sheets

Before you upgrade to n8n 3.0

Nodes used (9)

• WhatsApp Triggern8n-nodes-base.whatsAppTrigger
• Edit Fields (Set)n8n-nodes-base.set
• Basic LLM Chain@n8n/n8n-nodes-langchain.chainLlm
• Groq Chat Model@n8n/n8n-nodes-langchain.lmChatGroq
• Structured Output Parser@n8n/n8n-nodes-langchain.outputParserStructured
• Google Sheetsn8n-nodes-base.googleSheets
• Coden8n-nodes-base.code
• Ifn8n-nodes-base.if
• WhatsApp Business Cloudn8n-nodes-base.whatsApp

From the author

Quick Overview This workflow triggers on incoming WhatsApp orders, uses Groq to extract items and quantities, validates them against a live Google Sheets menu, logs the result to an orders sheet, and replies to the customer with either a clarification request…

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