Ready to build your first AI agent with real knowledge of your own data? In this step-by-step tutorial, I’ll show you how to go from zero to building your very first RAG (Retrieval-Augmented Generation) agent in just 20 minutes—using n8n and a Supabase vector database. This is designed for complete beginners. No coding required. You’ll learn what RAG is, how vector databases work, and how to connect it all into a working system that can answer questions based on your documents. If you’ve been curious about AI agents but didn’t know where to start, this is the perfect place to begin.

In this video, I walk you through the easiest way to build a powerful research AI agent in n8n, completely no-code. Step by step, I show you how to connect all the necessary credentials and tools so that by the end, you’ll have a working agent that can perform deep research on any topic. This agent uses Perplexity to search the web, pull accurate sources, and return both summaries and direct links to the original articles, so you always know where your data is coming from. You can easily tweak and reuse this workflow for any use case where research is needed.

For a deeper discussion on this workflow and the step-by-step tutorial, go here. In this video, I’ll show you how to build a Human-in-the-Loop Calendar AI Agent using n8n—without writing a single line of code! This agent ensures your scheduling is smooth by: ✅ Checking for Conflicting Events before adding new ones ✅ Verifying Contact Information to avoid errors ✅ Requiring Your Confirmation before taking action This is a powerful way to automate calendar management while keeping control in your hands. Perfect for busy professionals, agencies, and AI automation enthusiasts!

In this video, I’m sharing 25 tips, tricks, and hidden features in n8n that I’ve discovered over the past year, things I really wish I knew when I started. These hacks will help you build smarter workflows, save time, and unlock a whole new level of automation. Whether you're just getting started or you're deep into complex automations, this list starts with simple tips and gradually ramps up to more advanced techniques, so stick around and see how many you already know. Enjoy learning hacks like these? Let's chat here