n8n Form Trigger + AI Agent: Build a Smart Intake Form
A contact form that sits in an inbox helps nobody. Wire n8n's Form Trigger to an AI agent and every submission gets classified, answered, and routed the moment it arrives.
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#AI agent
n8n Slack Bot + AI Agent: Answer Team Questions from Your Docs
Your team asks the same question in Slack every week. Wire a Slack Trigger to an n8n AI agent with a vector store and the bot answers from your own documents, in the thread, in seconds.
Add an AI Chatbot to Your Website With n8n (Chat Trigger)
Add a working AI chat widget to any website using n8n's Chat Trigger node and the @n8n/chat embed snippet. No React, no SaaS widget, about $7.25 per 1,000 conversations on Claude Haiku 4.5.
n8n AI Agent vs Chain: Which Should You Use? (2026)
Every n8n builder reaches for the AI Agent by reflex, but a Basic LLM Chain costs roughly 5x less per 1,000 runs on Haiku 4.5. Learn the one mechanical rule that decides which node to use.
Add Human Approval to an n8n AI Agent (Send and Wait)
Your n8n AI agent can send emails, issue refunds, and delete records. Gate the irreversible ones with Send and Wait for Response. Here is the exact build, the decision table, and what can go wrong.
n8n AI Automation Ideas: 8 Agent Workflows Worth Building (2026)
Finished the n8n AI tutorial and wondering what to actually build? These 8 n8n AI automation ideas come with the exact nodes, the honest Chain-vs-Agent call, and the right Claude model for each job.
Give Your n8n AI Agent Memory (Postgres Chat Memory, Step by Step)
Your n8n agent forgets every message because the model is stateless. Add Postgres Chat Memory, set a per-user Session Key, and tune Context Window Length to keep conversations coherent without blowing your token budget.
Give Your n8n AI Agent Tools (Calculator, HTTP, Workflows)
Your n8n AI Agent answers from stale training data until you attach real tools. This guide shows you exactly how to wire HTTP Request, Calculator, and Workflow tools so your agent acts on live data.
Build an AI Lead-Generation Agent in n8n (With Real Monthly Cost)
An n8n AI lead generation agent triages every inbound lead the moment it lands: scoring intent, drafting a personalized reply, and pinging you on the hot ones. Real cost: about $5/month for 100 leads on Claude Sonnet 4.6.
How to Use n8n with MCP: Client, Server, and AI Agent Setup
Your n8n AI agent can chat, but it cannot act beyond the nodes you hard-wired. The MCP Client Tool and MCP Server Trigger change that: one gives your agent a server's worth of tools, the other turns your workflows into tools Claude can call.
Build a WhatsApp AI Agent With n8n and Twilio
Connect n8n, Claude, and Twilio to build a WhatsApp AI agent that answers customer FAQs instantly. Test free on the Twilio sandbox, then go live for $0.005 per reply.
Build a Claude-Powered Email Triage Agent with n8n
Build a Claude-powered email triage agent in n8n that classifies, labels, logs, and drafts replies without autosending, so you review only the emails that need action.