MCP Server

io.github.kastelldev/kastell MCP Server

Name: io.github.kastelldev/kastell MCP Server
Author: io.github.kastelldev

io.github.kastelldev/kastell

Repository Registry

What is the io.github.kastelldev/kastell MCP server?

Server security audit (413 checks), hardening, and fleet management across 4 cloud providers.

How to install io.github.kastelldev/kastell

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

HETZNER_TOKEN
secret
Hetzner Cloud API token (optional — only for Hetzner servers)
DIGITALOCEAN_TOKEN
secret
DigitalOcean API token (optional — only for DigitalOcean servers)
VULTR_TOKEN
secret
Vultr API token (optional — only for Vultr servers)
LINODE_TOKEN
secret
Linode API token (optional — only for Linode servers)

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "kastell": {
      "command": "npx",
      "args": [
        "-y",
        "kastell"
      ],
      "env": {
        "HETZNER_TOKEN": "<YOUR_HETZNER_TOKEN>",
        "DIGITALOCEAN_TOKEN": "<YOUR_DIGITALOCEAN_TOKEN>",
        "VULTR_TOKEN": "<YOUR_VULTR_TOKEN>",
        "LINODE_TOKEN": "<YOUR_LINODE_TOKEN>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "kastell": {
      "command": "npx",
      "args": [
        "-y",
        "kastell"
      ],
      "env": {
        "HETZNER_TOKEN": "<YOUR_HETZNER_TOKEN>",
        "DIGITALOCEAN_TOKEN": "<YOUR_DIGITALOCEAN_TOKEN>",
        "VULTR_TOKEN": "<YOUR_VULTR_TOKEN>",
        "LINODE_TOKEN": "<YOUR_LINODE_TOKEN>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "kastell": {
      "command": "npx",
      "args": [
        "-y",
        "kastell"
      ],
      "env": {
        "HETZNER_TOKEN": "<YOUR_HETZNER_TOKEN>",
        "DIGITALOCEAN_TOKEN": "<YOUR_DIGITALOCEAN_TOKEN>",
        "VULTR_TOKEN": "<YOUR_VULTR_TOKEN>",
        "LINODE_TOKEN": "<YOUR_LINODE_TOKEN>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "kastell": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "kastell"
      ],
      "env": {
        "HETZNER_TOKEN": "<YOUR_HETZNER_TOKEN>",
        "DIGITALOCEAN_TOKEN": "<YOUR_DIGITALOCEAN_TOKEN>",
        "VULTR_TOKEN": "<YOUR_VULTR_TOKEN>",
        "LINODE_TOKEN": "<YOUR_LINODE_TOKEN>"
      }
    }
  }
}

Claude Code

claude mcp add kastell --env HETZNER_TOKEN=<YOUR_HETZNER_TOKEN> --env DIGITALOCEAN_TOKEN=<YOUR_DIGITALOCEAN_TOKEN> --env VULTR_TOKEN=<YOUR_VULTR_TOKEN> --env LINODE_TOKEN=<YOUR_LINODE_TOKEN> -- npx -y kastell