test_tool

A simple test tool

SERVERVultr MCP SOURCErsp2k/mcp-vultr

Low RISK CLASS

Category Other

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/rsp2k-mcp-vultr/test-tool.md

WHAT IT DOES

What test_tool does on Vultr MCP

AI agents call test_tool as a supporting operation in Vultr MCP workflows.

RISK

Why test_tool is rated Low

The tool description provides no actionable information about what the tool does. It cannot be reliably classified into Read, Write, Execute, Destructive, or Financial categories. Confidence is very low due to the lack of descriptive detail.

From the tool's definition The description 'A simple test tool' is uninformative and does not indicate any specific operation or side effect.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs test_tool safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Vultr MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For test_tool, this is the rule to start with:

test_tool Rate-limited

test_tool gets a rate cap, and everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "test_tool": {
      "limits": [
        {
          "counter": "test_tool_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Vultr MCP, apply this rule, and every test_tool call is checked against it from then on.

FAQ

Questions about test_tool

What does the test_tool tool do? +

A simple test tool. It is categorised as a Other tool in the Vultr MCP MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on test_tool? +

Register the Vultr MCP server in PolicyLayer and add a rule for test_tool: 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 Vultr MCP. Nothing to install.

What risk level is test_tool? +

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

Can I rate-limit test_tool? +

Yes. Add a rate_limit block to the test_tool 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 test_tool completely? +

Set action: deny in the PolicyLayer policy for test_tool. 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 test_tool? +

test_tool is provided by the Vultr MCP server (rsp2k/mcp-vultr). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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