#80 Max: From Zero to RAG Agent – A Complete Beginner's No-Code Course

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Standard AI is like a brilliant intern who knows nothing about your business. 🧠 We're revealing the complete beginner's guide to building a RAG agent with a custom brain in just 20 minutes, no code required.

We’ll talk about:

• A step-by-step, no-code guide to building a fully functional RAG agent using n8n and Supabase.
• The "Librarian and Scholar" analogy: the two-part system of a backend pipeline that stocks the knowledge base and a front-end agent that answers questions.
• A detailed walkthrough of the Supabase setup, including the exact SQL script that turns a standard database into a powerful vector database.
• How to give your RAG agent conversational memory and use "Session IDs" to enable personalized conversations for thousands of users.
• Plus, a full breakdown of the "AI Golf Caddie" case study and a crucial guide to setting up OpenAI API keys for cost control.

Keywords: n8n, RAG, Retrieval-Augmented Generation, AI Agents, Supabase, Vector Database, No-Code AI, AI Tutorial, ChatGPT, OpenAI, AI Chatbot, Knowledge Base

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