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

Links:

1. Newsletter: Sign up for our FREE daily newsletter.
2. Our Community: Get 3-level AI tutorials across industries.
3. Join AI Fire Academy: 500+ advanced AI workflows ($14,500+ Value)

Our Socials:

1. Facebook Group: Join 245K+ AI builders
2. X (Twitter): Follow us for daily AI drops
3. YouTube: Watch AI walkthroughs & tutorials