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Attach a Load Balancer to a Network

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

Attach a Load Balancer to a Network #### Operation specific errors | Status | Code | Description | | --- | --- | --- | | 422 | load_balancer_already_attached | The Load Balancer is already attached to a network | | 422 |… [POST /load_balancers/{id}/actions/attach_to_network]

Name on the gateway: hetzner_api__attach_load_balancer_to_network · may change things.

Parameters

NameTypeDescription
id requiredintegerID of the Load Balancer.
network requiredintegerID of an existing network to attach the Load Balancer to.
ipstringIP to request to be assigned to this Load Balancer; if you do not provide this…
ip_rangestringIP range in CIDR block notation of the subnet to attach to. This allows for…

How to call it

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__attach_load_balancer_to_network",
  "arguments": {
    "id": 0,
    "network": 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"

Try asking

Use the attach a load balancer to a network tool with id set to ….

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