MCP Server

Model Context Protocol — AI-native security for your IDE. Cross-platform env & CI →

Offline
v2.0.0

13

Total Tools

9

Free Tools

4

Pro Tools

3

Supported IDEs

AI-Native Security in Your IDE

The MCP plugin brings guardrail's security analysis directly into your AI-powered IDE, providing real-time vulnerability detection and fix suggestions as you code.

What is MCP?

The Model Context Protocol (MCP) is an open standard that enables AI assistants to securely access external tools and data sources. By connecting guardrail through MCP, your AI coding assistant gains the ability to:

Analyze Code Security

Detect vulnerabilities in real-time as you write code

Suggest Fixes

Get AI-powered remediation suggestions instantly

Scan Projects

Run comprehensive security scans from your editor

Supported IDEs

Cursor

Recommended

AI-first code editor with native MCP support

~/.cursor/mcp.json

Windsurf

Recommended

Codeium's AI-powered IDE with MCP integration

~/.windsurf/mcp_config.json

VS Code

Microsoft's popular code editor with extension support

~/.vscode/mcp-servers.json

Quick Tool Reference

Popular tools your AI assistant can use

guardrail.ship

Quick health check — 'Is my app ready?' Plain English, traffic light score

guardrail.scan

Deep scan — technical analysis of secrets, auth, mocks, routes

guardrail.reality

Browser testing — clicks buttons, fills forms, finds broken UI with Playwright

guardrailai.dev-test
Pro

AI Agent — autonomous testing that explores your app and generates fix prompts

Quick Configuration

Add this to your IDE's MCP configuration file

{
  "mcpServers": {
    "guardrail": {
      "command": "npx",
      "args": ["-y", "@guardrail/mcp-server"],
      "env": {
        "GUARDRAIL_API_KEY": "YOUR_API_KEY"
      }
    }
  }
}
Replace YOUR_API_KEY with your actual API key