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.
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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.
Automate Content Moderation in n8n With an AI Classifier
Build an n8n AI content moderation workflow using the Text Classifier node: safe content publishes instantly, unsafe gets blocked and logged, and uncertain submissions route to a human queue for about $0.58 per 1,000 items.
Read Images With AI in n8n: Claude Vision for Receipts and Screenshots
Set up n8n AI image analysis with Claude's Anthropic node to read receipts, screenshots, and forms. Get clean JSON fields back for $2.83 per 1,000 images on Haiku 4.5.
Translate Content at Scale in n8n With Claude
Build a repeatable n8n AI translation pipeline using the Basic LLM Chain node and Claude. Translate blog posts, support replies, and product copy in bulk for about $0.83 per 100,000 words.
Process Thousands of Rows Through AI in n8n Without Hitting Rate Limits
Wire a spreadsheet straight into an AI node and it dies on row 47. n8n batch processing AI with Loop Over Items and a Wait node fixes that, for about $1.35 per 1,000 rows on Claude Haiku 4.5.
Turn an n8n Workflow Into an AI API: Webhook to Claude to JSON
Skip the Express server. An n8n AI API endpoint takes three nodes: a Webhook node receives the HTTP request, an AI node runs Claude, and a Respond to Webhook node returns clean JSON to the caller.
Build a Question and Answer Chain in n8n (Answer From Your Docs)
The n8n Question and Answer Chain retrieves passages from your own vector store and answers from them, not from the model's memory. Index once for about $0.01, then answer 1,000 questions for about $2.50 on Claude Haiku 4.5.
How to Use the Basic LLM Chain in n8n (Your First AI Step)
The n8n Basic LLM Chain is the simplest AI building block: one prompt in, one model response out, no tools, no memory, no loops. Wire it up in minutes and keep your token bill predictable at about $1.40 per 1,000 calls on Claude Haiku 4.5.
Build a Scheduled Daily AI Digest in n8n (Auto-Summarized)
An n8n daily digest wires a Schedule Trigger, an RSS fetch, a Claude Summarization Chain, and a delivery node into one unattended workflow that drops a short brief in your inbox every morning for about $1/month.
Summarize Long Documents in n8n with the AI Summarization Chain
Use the n8n Summarization Chain node to automatically condense transcripts, PDFs, and long articles into one-paragraph summaries. Costs $0.85 per 100 documents on Claude Haiku 4.5, with three method options for any document length.
Run AI Sentiment Analysis in n8n (Reviews, Feedback & Support)
Set up n8n sentiment analysis to classify every review, survey reply, or support message automatically. Route negatives to an instant alert and positives to a testimonial ask, for about $0.45 per 1,000 items.
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.
n8n Multi-Agent Orchestration: One Orchestrator, Many Sub-Agents (2026)
Your single n8n AI Agent has 10+ tools and keeps picking the wrong one. n8n multi-agent orchestration fixes this: one coordinator routes each job to a small, specialized sub-agent on the right model.
Build an AI Document-Extraction Agent in n8n (Invoices, Receipts & Emails)
Build an n8n AI document extraction agent that reads invoices, receipts, and emails, then writes clean structured data to a sheet. Uses Claude and the Information Extractor node. Costs $1.55 per 1,000 documents on Haiku 4.5.
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.
Force Structured JSON Output from AI in n8n
Your n8n AI step returns a paragraph when the next node needs clean fields. The Structured Output Parser sub-node fixes this by constraining the model to a JSON schema you define, for roughly 30 cents per 1,000 calls on Claude Haiku 4.5.
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.
Auto-Categorize Emails & Tickets in n8n with the AI Text Classifier
The n8n AI Text Classifier node reads each inbound message, picks the right category, and branches your workflow automatically. Costs $0.65 per 1,000 emails on Claude Haiku 4.5. Here is exactly how to build it.
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.
Build an AI Customer-Support Bot in n8n (RAG, With Real Monthly Cost)
Build an n8n AI customer support bot that answers repeat questions from your own docs using RAG. Two workflows, about $4.50 per 1,000 answers on Claude Haiku 4.5, and $0 platform cost if you self-host.
Claude vs GPT vs Gemini in n8n: Tested Cost and Speed
There is a 25x cost spread between the cheapest and priciest LLM tier for the exact same n8n AI Agent workflow. This post prices all three providers across 11 model tiers so you can pick the right Chat Model sub-node and stop overpaying.
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 an AI Telegram Bot With n8n (No Code, No Fees)
Build an AI-powered n8n Telegram bot in under an hour using three nodes and zero platform fees. Get a shareable t.me link, no business verification required, and a bot that replies around the clock.
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.
MCP Servers for Solopreneurs: Wire Your AI Into Everything
MCP servers give your AI assistant working hands: connect it to GitHub, Supabase, Zapier, and n8n with one standard protocol. First server live in about 20 minutes, free to start.
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.