Browse all AI Agent tutorials, comparisons, and workflow templates.
Build an AI customer support agent with n8n and RAG. Learn how to connect documents, vector databases, and LLMs to create an automated support workflow that answers from your own data.
Your AI agent doesn't know your documents — it's guessing. Learn what RAG actually is, how it works, and when you actually need it.
Discover the 5 best Codex plugins in 2026 ranked by real-world usefulness. Learn which extensions help beginners and AI automation users build faster workflows.
Connect DeepSeek V4 Flash to Codex with one command. No proxy needed now that DeepSeek supports the Responses API natively — plus the auth pitfall to avoid.
Learn how to choose the right AI agent with a practical decision framework. Compare general-purpose agents, automation tools, and coding agents based on your needs, budget, and workflow.
Add a human approval step before an AI workflow publishes, sends, edits, or triggers an external action. Build the pattern with n8n and Telegram.