WARDEN — MCP Security Firewall for Claude Code

io.github.alexar76/warden

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

client:Claude Code transport:stdio runtime:npm

Install WARDEN — MCP Security Firewall in Claude Code

run in your project directory

claude mcp add warden -- npx -y @aimarket/warden

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs