n8n Workflow Builder MCP Server

A Model Context Protocol (MCP) server for programmatically creating and managing n8n workflows.

Features

Create workflows with nodes and connections
Validate workflow specifications
Export complete workflow configurations
REST API interface through MCP

Installation

Installing via Smithery

To install n8n Workflow Builder for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install n8n-workflow-builder --client claude

Manual Installation

Clone the repository:

git clone https://github.com/[your-username]/n8n-workflow-builder.git
cd n8n-workflow-builder

Install dependencies:

npm install

Compile TypeScript:

npx tsc

Start the server:

npm start

Usage

The server provides a create_workflow tool that accepts a workflow specification:

{
  "nodes": [
    {
      "type": "n8n-nodes-base.httpRequest",
      "name": "HTTP Request",
      "parameters": {
        "url": "https://example.com",
        "method": "GET"
      }
    }
  ],
  "connections": []
}

Configuration

Add the server to your MCP configuration:

{
  "n8n-workflow-builder": {
    "command": "node",
    "args": ["/path/to/n8n-workflow-builder/dist/index.js"]
  }
}

License

MIT

This server cannot be installed

security - not tested

license - permissive license

quality - not tested

How are these scores calculated?

remote-capable server

The server can be hosted and run remotely because it primarily relies on remote services or has no dependency on the local environment.

A Model Context Protocol (MCP) server for programmatically creating and managing n8n workflows.

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