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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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.
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.
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.
Build a Vector Store in n8n (Embeddings for RAG)
Build an n8n vector store that retrieves your own documents by meaning, not keywords. Embedding 1,000 docs costs ~1.3 cents; Supabase free-tier storage costs $0. Full node wiring and step-by-step setup inside.
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.
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.
n8n vs Make vs Zapier in 2026: The Real Cost Math for Solopreneurs
Zapier, Make, and n8n meter completely different units. The same 6-step workflow at 1,000 runs/month can cost 5x more on one platform than another. Here is the exact math for solopreneurs in 2026.
How to Self-Host n8n on a VPS in 2026 (Full Setup Guide)
Self-hosting n8n on a VPS gives solopreneurs unlimited workflows, full data ownership, and a monthly bill under $10. This guide walks you through the exact 7-step setup.
The Exact AI Automation Stack I Use as a Solopreneur in 2026 (With Real Monthly Costs)
Most "AI stack" posts hide the bill. Mine runs under $10/month. Here is every tool, the exact tier, the real cost, and the job each layer does for my one-person content business.