> ## Documentation Index
> Fetch the complete documentation index at: https://docs.brunelagent.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# MCP Servers

> Quick reference for MCP server settings. For full setup, see MCP Integration.

This page is a reference summary of MCP server settings. For full setup instructions including connecting Cursor, Claude Code, and VS Code, see [MCP Integration](/planning/mcp-integration).

***

## Quick Reference

The MCP server is configured in **Settings → MCP Server**.

| Setting                  | Default       | Description                                                                                              |
| ------------------------ | ------------- | -------------------------------------------------------------------------------------------------------- |
| **Enable MCP Server**    | Off           | Master toggle to enable or disable the local MCP server                                                  |
| **Port**                 | `17321`       | Port the server listens on. Restart required after changing. Range: 1024–65535.                          |
| **Allowed Projects**     | None selected | Toggle **All Projects** to grant access to everything, or select specific projects to scope agent access |
| **Auto-start on launch** | Off           | Automatically start the MCP server when Brunel Agent opens                                               |
| **API Key**              | —             | Generate a key to authenticate your coding agent's connection                                            |

<Note>
  The MCP server runs on `localhost` only and is never exposed to the internet.
</Note>