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N8n MCP Server

@S17S17

Repository

Basic information

Category

Other

License

MIT

Transports

stdio

Author

S17S17

About N8n MCP Server

A Model-Controller-Provider (MCP) server implementation for n8n workflow automation

N8n MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "n8n-mcp-server-s17s17": {
      "command": "docker",
      "args": [
        "build",
        "-t",
        "n8n-mcp-server",
        "."
      ]
    }
  }
}

N8n MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is n8n-mcp-server?

A Model-Controller-Provider (MCP) server implementation for n8n workflow automation. It provides a standardized JSON-RPC 2.0 interface for executing and managing n8n workflows.

How to use n8n-mcp-server?

Clone the repository, install dependencies (npm install), and configure required environment variables (N8N_URL, N8N_API_KEY, N8N_API_HEADER). Start the server with npm start or use Docker (docker build -t n8n-mcp-server && docker run -p 3000:3000 --env-file .env n8n-mcp-server).

Key features of n8n-mcp-server

  • JSON-RPC 2.0 compliant API
  • Workflow execution and management
  • Environment-based configuration
  • TypeScript support
  • Comprehensive logging
  • Docker support

Use cases of n8n-mcp-server

  • Execute n8n workflows programmatically via JSON-RPC
  • Manage workflow tools from MCP clients
  • Automate n8n operations in a standardized way
  • Integrate workflow automation into external applications

Frequently asked questions

1

What are the prerequisites for using n8n-mcp-server?

Node.js >= 14.0.0, a running n8n instance, and an n8n API key.

2

What environment variables are required to configure the server?

`N8N_URL` (n8n instance API URL), `N8N_API_KEY` (your API key), and `N8N_API_HEADER` (header name, default: `X-N8N-API-KEY`).

3

How can I start the server?

Use `npm start` for standard mode, `npm run start:dev` for development with hot reload, `npm run start:simple` for minimal features, or `npm run debug` for debug mode.

4

Does n8n-mcp-server support Docker?

Yes. You can build and run with `docker build -t n8n-mcp-server .` and `docker run -p 3000:3000 --env-file .env n8n-mcp-server`, or use `docker-compose up`.

5

What JSON-RPC methods does the server implement?

It provides `initialize`, `shutdown`, `listTools`, and `callTool` methods. See [API.md](API.md) for details.

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