AI Assistant for WhatsApp with Memory & RAG

# AI assistant for WhatsApp with memory, RAG, and file support on GPT-4o

This automation template builds an intelligent AI assistant for WhatsApp capable of understanding intent, maintaining conversation context, and responding using external knowledge. Designed for businesses requiring personalized client communication via messaging apps.

## Who it´s for
- Business owners using WhatsApp for customer service
- Support managers automating messenger responses
- Developers building AI assistants with memory and RAG
- Companies deploying smart chatbots with long-term history

## What the automation does
- Receives incoming messages from WhatsApp via HTTP webhook
- Classifies user intent using a LangChain agent with GPT-4o
- Uses PostgreSQL for persistent chat memory and Redis for caching
- Performs knowledge base search via RAG with Supabase vector store
- Processes PDFs and other files: extracts text, stores in vector DB, returns summaries
- Manages meeting scheduling and sends emails through integrated tools
- Updates knowledge base upon file addition or deletion

## What´s included
- Ready-to-use n8n workflow
- Webhook handling and intent classification logic
- Integrations with WhatsApp (via webhook), Supabase, PostgreSQL, Redis, OpenAI API
- Base structure for knowledge management, email, and calendar tools
- Basic setup and adaptation guide

## Requirements for setup
- n8n account with server access
- WhatsApp Business API access or webhook proxy service
- OpenAI account with active GPT-4o API key
- PostgreSQL instance for dialogue memory storage
- Redis instance for temporary caching
- Supabase project with enabled vector store

## Benefits and outcomes
- Reduced support load through autonomous AI conversations
- Personalized replies based on conversation history
- Fast access to documentation and knowledge via RAG
- File processing without manual intervention
- Automated scheduling and email communications
- Scalable architecture for growing user base

## Important: template only
Important: you are purchasing a ready-made automation workflow template only. Rollout into your infrastructure, connecting specific accounts and services, 1:1 setup help, custom adjustments for non-standard stacks and any consulting support are provided as a separate paid service at an individual rate. To discuss custom work or 1:1 help, contact via chat