KiCAD MCP Server

Name: KiCAD MCP Server
Author: mixelpixx

pip3 · by mixelpixx

KiCAD MCP is a Model Context Protocol (MCP) implementation that enables Large Language Models (LLMs) like Claude to directly interact with KiCAD for printed circuit board design.

1.0k 40/wk 12 tools GitHub npm

No known CVEs

MIT license

Actively maintained

Last commit 5d ago

Works with most clients

Transport: stdio, sse

12 tools · ~1.3k tok

Grade B · 0.6% of 200K ctx

Edit this pageView history

Design Developer Tools

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "kicad": {
      "env": {
        "LOG_LEVEL": "info",
        "PYTHONPATH": "/path/to/kicad/python"
      },
      "args": [
        "/path/to/KiCAD-MCP-Server/dist/index.js"
      ],
      "command": "node"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/kicad-mcp-server)](https://mcppedia.org/s/kicad-mcp-server)

Read me

What KiCAD MCP Server does

https://github.com/mixelpixx/KiCAD-MCP-Server/discussions/73

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y 'pip3' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

87/100across 5 weighted dimensions

How we score →

0255075100

−13

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked pip3 against OSV.dev.

Inventory

Tools (12)

Click any tool to inspect its schema.

~1.3k tokens total

Inventory

Resources (8)

project_state

Current KiCAD project state including components, nets, and design information

kicad://project/state

schematic_components

List of all components in the current schematic with properties

kicad://schematic/components

board_layout

Current PCB board layout and footprint placement information

kicad://board/layout

design_rules

Design rules and constraints for the current project

kicad://project/design_rules

symbol_library

Available KiCAD symbol libraries with ~10,000 symbols

kicad://libraries/symbols

footprint_library

Available KiCAD footprint libraries

kicad://libraries/footprints

project_nets

Electrical nets defined in the project

kicad://project/nets

jlcpcb_catalog

JLCPCB parts catalog with 2.5M+ components and local library search

kicad://jlcpcb/catalog

Community

Reviews

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Frequently Asked Questions

Is KiCAD MCP Server safe to use?: KiCAD MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install KiCAD MCP Server?: KiCAD MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can KiCAD MCP Server do?: KiCAD MCP Server provides 12 tools: connect_passthrough, sync_schematic_to_board, route_pad_to_pad, snapshot_project, add_board_outline and 7 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with KiCAD MCP Server?: KiCAD MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse transport.
Is KiCAD MCP Server actively maintained?: KiCAD MCP Server is actively maintained — last commit was 5 days ago. It has 1,007 GitHub stars.

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Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

{ "mcpServers": { "kicad": { "env": { "LOG_LEVEL": "info", "PYTHONPATH": "/path/to/kicad/python" }, "args": [ "/path/to/KiCAD-MCP-Server/dist/index.js" ], "command": "node" } } }

Frequently Asked Questions

Is KiCAD MCP Server safe to use?

KiCAD MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install KiCAD MCP Server?

KiCAD MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can KiCAD MCP Server do?

KiCAD MCP Server provides 12 tools: connect_passthrough, sync_schematic_to_board, route_pad_to_pad, snapshot_project, add_board_outline and 7 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with KiCAD MCP Server?

KiCAD MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse transport.

Is KiCAD MCP Server actively maintained?

KiCAD MCP Server is actively maintained — last commit was 5 days ago. It has 1,007 GitHub stars.