Build an AI agent in n8n that uses your tools
An agent that can look up customers in a sheet and draft replies, step by step.
Automation & Agents.
Recording in production
The full written walkthrough is below. Get an email when the video goes live.
Chapters and walkthrough
- 00:00
Agent vs workflow
Use a fixed workflow when the steps are known; an agent when it has to decide which tool to use.
- 04:20
The AI Agent node
Connect a chat model, set a system message and add memory.
- 10:00
Giving it tools
Add a Google Sheets lookup and a draft-email tool, with clear tool descriptions.
- 16:45
Testing and guardrails
Test edge cases and keep a human approval step before anything is sent.
More videos
AI at Work.
ChatGPT in 10 minutes: everything a beginner needs
Accounts, your first prompts, custom instructions and the mistakes to avoid.
AI for Coding.
Ship your first feature with Claude Code
Plan, implement, test and commit a real change from the terminal.
AI Images & Video.
Make a consistent brand image kit in Midjourney
Style references, seeds and a prompt template that keeps every image on-brand.