What is n8n?

n8n is an open-source automation tool that connects 400+ apps with a visual workflow builder. Unlike Zapier, it supports complex logic, loops, and native AI integrations. Self-host for free or use their cloud. Essential for building AI-powered automations like content pipelines, lead nurturing, and data processing.

Best prompting structure

Role
n8n uses visual nodes, not text prompts
Context
Trigger → Process → Action
Task
Connect: [trigger app] → [AI node] → [output app]
Format
Use the AI Agent node with a system prompt
// Example prompt
Workflow: RSS Feed (Hugging Face blog) → every 6 hours → HTTP Request → OpenAI GPT-4o (summarise in 3 bullet points) → Post to Telegram channel → Save to Google Sheets

How to use n8n — step by step

1

Install n8n locally with: npx n8n (requires Node.js)

2

Open localhost:5678 in your browser

3

Click "New Workflow" and add a trigger node (Schedule, Webhook, etc.)

4

Add action nodes and connect them with arrows

5

Use the AI Agent node for any step that needs intelligence

Pro tips

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Use the Schedule trigger to run workflows automatically at set times

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The HTTP Request node connects to any API without a dedicated integration

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n8n Cloud is free for up to 5 workflows — good for getting started

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For AItheGuru.in: use n8n to auto-fetch new AI tools and post to Telegram