U-C4N/Autocad-MCP

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Production-grade AutoCAD MCP server for AI agents — 122 tools, dual COM (live AutoCAD) + headless ezdxf engines, ISO GD&T and dimension-tolerance validation for CAD automation.

54 ★16 forksPythonUpdated 29d ago

What you need to know

Production-grade AutoCAD automation MCP server with 154 tools that drives live AutoCAD via COM on Windows or headless DXF via ezdxf anywhere.

Install

pip install autocad-mcp-pro (extras: [com], [pdf], [full])

Key features

  • 154 tools in 19 groups (drawing lifecycle, geometry, annotation, engineering generators)
  • Two engines: COM (live AutoCAD) and ezdxf (headless DXF)
  • ISO 129/286/7200/1101 drafting support, gear/keyway generators
  • Quality loop: preflight, plan, critique, refine, finalize
  • Token optimization: lean profile and discovery mode (2 tools, 356 tokens)
  • Drawing delivery with SHA-256 manifest

Best for

Mechanical/engineering teams who want AI agents to automate AutoCAD drafting.

Platforms: Python 3.11+ · Windows (COM) · Cross-platform (ezdxf)

Reviewed 2026-08-11

Topics

ai-agent-toolsai-agentsautocadautomationcadcad-automationclaudeclaude-desktopdimensioningdxfengineering-drawingezdxfgdtiso-1101llm-toolsmcpmcp-servermechanical-engineeringmodel-context-protocolpython
Stars
54★
Forks
16
Language
Python
License
MIT
Created
2026-04-27
Last push
2026-08-07