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mcp/harbor
Gemini CLI

Pi-hole MCP Server for Gemini CLI

io.github.hexamatic/pihole-mcp

Manage Pi-hole v6: DNS blocking, domains, clients, query analysis, DHCP, and multi-instance sync.

client:Gemini CLI transport:stdio runtime:oci

Install Pi-hole MCP Server in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "pihole-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/hexamatic/pihole-mcp:0.9.0"
      ],
      "env": {
        "PIHOLE_URL": "<PIHOLE_URL>",
        "PIHOLE_PASSWORD": "<PIHOLE_PASSWORD>",
        "TZ": "<TZ>",
        "PIHOLE_READ_ONLY": "<PIHOLE_READ_ONLY>",
        "PIHOLE_TLS_SKIP_VERIFY": "<PIHOLE_TLS_SKIP_VERIFY>",
        "PIHOLE_REQUEST_TIMEOUT": "<PIHOLE_REQUEST_TIMEOUT>",
        "PIHOLE_MAX_RETRIES": "<PIHOLE_MAX_RETRIES>",
        "PIHOLE_RETRY_MAX_DELAY": "<PIHOLE_RETRY_MAX_DELAY>"
      }
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

Pi-hole MCP Server in other clients

Pi-hole MCP Server MCP server