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Guardrail MCP Server

by tuesdays-dev

Minimal MCP Server (Python)

This is a minimal Model Context Protocol (MCP) server using the official Python SDK.

Features

  • Tool: guardrail(context: str) -> bool — Checks if the provided context is safe (no code injection or harmful content). Returns True if safe, False otherwise.

Quick Start

  1. Install dependencies:

    pip install -r requirements.txt
  2. Run the server:

    python main.py

Test with MCP Inspector

To test and explore your server with a GUI:

mcp dev main.py

Install in Claude Desktop

To use this MCP server as a tool in Claude Desktop:

  1. Make sure you have Claude Desktop installed.

  2. In your terminal, run:

    mcp install main.py
  3. The server will appear as a tool in Claude Desktop, ready to use.

References

-
security - not tested
F
license - not found
-
quality - not tested

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