OpenSysML MCP Server: Install & Setup

Install OpenSysML in Claude Code

Claude Code

claude mcp add opensysml -- npx -y @openmbee/sysml-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "opensysml": {
      "command": "npx",
      "args": [
        "-y",
        "@openmbee/sysml-mcp"
      ]
    }
  }
}

SysML v2 and KerML for coding agents: workspace diagnostics and edits, execution, REPL sessions.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add opensysml -- npx -y @openmbee/sysml-mcp

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duckframework/duck

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