HydraDNS

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-09-21T04:27:23.27312Z",
      "publishedAt": "2026-09-21T04:27:23.27312Z",
      "statusChangedAt": "2026-09-21T04:27:23.27312Z"
    }
  },
  "server": {
    "name": "io.github.hydradns/hydra-mcp",
    "_meta": {
      "io.modelcontextprotocol.registry/publisher-provided": {
        "tool": "manual",
        "version": "0.1.0"
      }
    },
    "title": "HydraDNS",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "0.1.0",
    "packages": [
      {
        "transport": {
          "type": "stdio"
        },
        "identifier": "ghcr.io/hydradns/hydra-cli:0.1.0",
        "runtimeHint": "docker",
        "registryType": "oci",
        "packageArguments": [
          {
            "type": "positional",
            "value": "mcp",
            "valueHint": "mcp"
          }
        ],
        "environmentVariables": [
          {
            "name": "HYDRA_API_URL",
            "default": "http://host.docker.internal:8080",
            "isRequired": true,
            "description": "Base URL of the HydraDNS controlplane API. Inside a container, 'localhost' means the container itself, not the host running the controlplane. On Docker Desktop (Mac/Windows) the default below resolves automatically. On plain Docker Engine (Linux) either run the container with --add-host=host.docker.internal:host-gateway, or use --network host with http://localhost:8080 instead. Full instructions: docs/mcp.md in the repo, 'Running it -> As the container image'."
          },
          {
            "name": "HYDRA_TOKEN",
            "isSecret": true,
            "isRequired": true,
            "description": "Bearer token for the HydraDNS API, obtained via `hydra login` or the setup wizard. Grants whatever access the token's account has; MCP_ROLE narrows what the MCP tool layer will call, not what the token itself can do against the API directly."
          },
          {
            "name": "MCP_ROLE",
            "default": "admin",
            "description": "Permission scope for this MCP session: admin (default, every tool), operator (every mutating tool except toggle_engine), or reporter (read-only tools only). Any unrecognized value safe-defaults to reporter."
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/hydradns/hydradns",
      "source": "github",
      "subfolder": "apps/cli"
    },
    "websiteUrl": "https://github.com/hydradns/hydradns",
    "description": "Manage a self-hosted DNS firewall: block domains, create policies, read query logs and metrics."
  }
}