WhatsApp group chat with your vector database — no Facebook Business required

Enable smart, real-time answers in your WhatsApp groups using a custom webhook, Pinecone vector database, and no Facebook Business setup. > 🟡 Note: This template uses a custom WhatsApp webhook. It does not use the official WhatsApp Business API. --- 👥 Who is this for? This workflow is designed for individuals and teams who want to enable smart WhatsApp group automation — without going through Meta’s official WhatsApp Business API. Ideal for small businesses, internal teams, communities, and personal power users. --- ❓ What problem is this solving? Setting up WhatsApp bots with intelligent responses often requires approval from Meta and a verified business account. This workflow removes those barriers by using a self-hosted webhook to handle incoming messages and respond using a document-trained AI via Pinecone. --- ⚙️ What this workflow does - Connects a regular WhatsApp number to a custom webhook - Adds the bot to any group chat (it stays silent unless mentioned) - Indexes documents from Google Drive into Pinecone - Responds with intelligent, context-aware answers from your custom knowledge base - Auto-updates its knowledge every minute as the document changes --- 🛠️ Setup Step 1: Connect Google Drive - Set up your Google Drive credentials in n8n Step 2: Configure Pinecone 1. Create an index in Pinecone - Dimension: 1536 2. Select this index in both Pinecone nodes 3. Click Test Workflow to ingest your document into Pinecone Step 3: Get Access to the WhatsApp Webhook - Fill out this form to request access - You’ll receive a WhatsApp confirmation for linking Step 4: Test WhatsApp Integration - ✅ One-on-one test: Send a message from another number - 👥 Group test: Add the bot to a group; it will only respond when tagged --- 🧩 How to customize this workflow - Modify the system prompt inside the AI agent node to control tone and behavior - Update the connected Google Doc to match your specific domain (e.g. FAQs, SOPs, product manuals) - Adjust the Pinecone sync frequency if you want updates more or less often --- 📚 Use cases - Customer Support: Instant, intelligent replies in WhatsApp without live agents - Team Knowledge Bot: Tag the bot for quick access to SOPs and internal docs - Community Groups: Automate common questions while keeping noise low - Personal AI Assistant: A WhatsApp chatbot trained on your notes and files --- 📝 Sticky Note Suggestion 💬 What this template does: > Enables an AI bot in your WhatsApp group that answers questions based on a Google Doc you provide. It uses a custom webhook, Google Drive, and Pinecone. 🔧 Requirements: > Google Drive account > Pinecone account with an index (dimension 1536) > Access to the custom WhatsApp webhook (see setup steps)