ChemDraw MCP (unofficial) for Claude Desktop

io.github.jurimaxam-dotcom/chemdraw-mcp

Molecule names or SMILES to 2D structures, reactions, mechanisms, spectra - offline via RDKit.

client:Claude Desktop transport:stdio runtime:pypi

Install ChemDraw MCP (unofficial) in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "chemdraw-mcp": {
      "command": "uvx",
      "args": [
        "chemdraw-mcp"
      ]
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs