n8n Quick Start Tutorial: Build Your First AI Agent [2026]

Download workflow templates for this tutorial: #1: Ingest Template: https://n8n.io/workflows/13353-ingest-and-enrich-qanda-pairs-then-store-in-data-table-12/ #2: Q&A AI Agent Template: https://n8n.io/workflows/13354-question-and-answer-ai-agent-chatbot-22/ ​ In this walkthrough, @theflowgrammer⁩ gives a comprehensive tour of key n8n concepts by building a Question & Answer AI Agent with a knowledge base to ground it's answers. He covers building an ingest workflow for new Q&A pairs, saving that in n8n's Data Table, and building an AI Agent that can query those Q&A pairs. He'll also show how to use the Chat Hub to interact with that AI Agent day-to-day. This packed tutorial teaches triggers and actions, data items paradigm in n8n, conditional logic, transforming data, configuring basic LLM-based tasks and AI Agents with tools, setting up chat interfaces, and publishing your workflows. Chapters 00:00 - Intro 00:55 - Build Ingest flow 12:16 - Build AI Agent flow 18:46 - Testing in Chat Hub 19:17 - Viewing past executions 20:25 - Outro This video was recorded on [email protected]