What is n8n?
n8n is a MCP server by czlonkowski that lets AI assistants discover and build n8n workflow automations. It is listed under Developer tools and has 23,000 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | czlonkowski |
| Repository | czlonkowski |
| Popularity | 23,000 GitHub stars |
| Category | Developer tools |
| Security | Low risk (80/100) |
| Rank | #34 of 4,418 MCP servers; #20 in Developer tools |
| Runs | Not stated |
Is n8n safe to install?
n8n scores 80/100 on the MCPMods security check: Low risk. Things to review: can take actions such as send, write or deploy. It passed 3 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Where data goes is not stated | Note |
| No credentials mentioned | Pass |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install n8n?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/czlonkowski
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add n8n -- <command from README> claude mcp add --transport http n8n <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs n8n for you:
Add the "n8n" MCP server from https://github.com/czlonkowski to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.