WARDEN — MCP Security Firewall for Cline

io.github.alexar76/warden

MCP security firewall: vet tool definitions before they reach the model.

client:Cline transport:stdio runtime:npm

Install WARDEN — MCP Security Firewall in Cline

~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json · windows: %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json

{
  "mcpServers": {
    "warden": {
      "command": "npx",
      "args": [
        "-y",
        "@aimarket/warden"
      ]
    }
  }
}

Cline's MCP Servers pane edits this file for you if you would rather not find it. Cline docs

WARDEN — MCP Security Firewall in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Gemini CLI
Grok
LangChain

WARDEN — MCP Security Firewall MCP server