NexusWindows for Codex MCP Server: Install & Setup

Install NexusWindows for Codex in Claude Code

Claude Code

claude mcp add nexuswindows-for-codex -- npx -y nexus-windows-codex

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

{
  "mcpServers": {
    "nexuswindows-for-codex": {
      "command": "npx",
      "args": [
        "-y",
        "nexus-windows-codex"
      ]
    }
  }
}

Frequently asked questions

What does the NexusWindows for Codex MCP server do?

Windows computer use in the background for Codex: UI Automation, Win32 messages, read back.

Is the NexusWindows for Codex MCP server free?

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

Does NexusWindows for Codex run locally or remotely?

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

How do I add NexusWindows for Codex to Claude Code?

Run: claude mcp add nexuswindows-for-codex -- npx -y nexus-windows-codex

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