Low Risk

get_server_list

get_server_list

How to control get_server_list ↓

What get_server_list does on Sacloud

AI agents call get_server_list to retrieve information from Sacloud without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why get_server_list needs a policy

This tool queries and retrieves a list of servers from Sakura Cloud infrastructure. It has no side effects—it does not create, modify, delete, or execute operations. Despite the empty description, the naming convention strongly indicates a read-only list operation with minimal risk if misused by an AI agent.

From the tool's definition Tool name 'get_server_list' clearly indicates a retrieval/list operation. Consistent with sibling tools like 'get_archive_list' which are read operations on the Sakura Cloud server.

Documented attack patterns abuse exactly the kind of access get_server_list gives an agent:

How to control get_server_list

PolicyLayer is an MCP gateway — it sits between your AI agents and Sacloud, and nothing reaches the server without passing your rules. This is the rule we recommend for get_server_list:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_server_list": {}
  }
}

get_server_list is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Sacloud — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about get_server_list

What does the get_server_list tool do? +

get_server_list. It is categorised as a Read tool in the Sacloud MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_server_list? +

Register the Sacloud MCP server in PolicyLayer and add a rule for get_server_list: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Sacloud. Nothing to install.

What risk level is get_server_list? +

get_server_list is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_server_list? +

Yes. Add a rate_limit block to the get_server_list rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block get_server_list completely? +

Set action: deny in the PolicyLayer policy for get_server_list. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides get_server_list? +

get_server_list is provided by the Sacloud MCP server (sacloud/sacloud-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Sacloud tool call.

Start from Sacloud, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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37 Sacloud tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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