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Warden402 Mcp

io.github.sukrutkrdg/warden402-mcp ยท v0.2.0

Pre-execution security for AI agents on Base: guard token/tx/address + per-agent spend firewall.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add warden402-mcp -e WARDEN_API_URL=<WARDEN_API_URL> -e WARDEN_AGENT_KEY=<WARDEN_AGENT_KEY> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "warden402-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "WARDEN_API_URL": "<WARDEN_API_URL>",
        "WARDEN_AGENT_KEY": "<WARDEN_AGENT_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "warden402-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "WARDEN_API_URL": "<WARDEN_API_URL>",
        "WARDEN_AGENT_KEY": "<WARDEN_AGENT_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "warden402-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "WARDEN_API_URL": "<WARDEN_API_URL>",
        "WARDEN_AGENT_KEY": "<WARDEN_AGENT_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
WARDEN_API_URL
Optional		Override the Warden API base (default https://warden402.xyz/api).
WARDEN_AGENT_KEY
Optional, secret		Agent key (wk_...) from warden402.xyz/onboard. Enables firewall_check and firewall_status.

Details

Package[email protected] (NPM, stdio)
First published10 Oct 2026
Last updated10 Oct 2026
Registry nameio.github.sukrutkrdg/warden402-mcp

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