Update a Firewall

An MCP tool from the Hetzner Cloud API server, hosted on mcp.hjlabs.in.

Update a Firewall In case of a parallel running change on the Firewall a conflict error will be returned. [PUT /firewalls/{id}]

Name on the gateway: hetzner_api__update_firewall · may change things.

Parameters

Name	Type	Description
`id` required	`integer`	ID of the Firewall.
`name`	`string`	Name of the Firewall. Must be unique per Project.
`labels`	`object`	User-defined labels (key/value pairs) for the Resource. Note that the set of…

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments

{
  "name": "hetzner_api__update_firewall",
  "arguments": {
    "id": 0
  }
}

Or connect the Hetzner Cloud API server directly, which lists 178 tools including this one:

Run in your terminal

claude mcp add --transport http hj-hetzner-api https://mcp.hjlabs.in/mcp/hetzner-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Use the update a firewall tool with id set to ….