random-number · MCPing MCP: Risk & Policy

WHAT IT DOES

What random-number does on MCPing

AI agents call random-number as a supporting operation in MCPing workflows.

WHY IT NEEDS A POLICY

Why random-number needs a policy

This tool simply generates a random number within a given range. It has no side effects, does not read from any data store, does not write or modify anything, and does not execute external operations. It is a pure computational utility, making it genuinely 'Other'.

From the tool's definition Generate a random number within a specified range

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

random-number Rate-limited

random-number 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": {
    "random-number": {
      "limits": [
        {
          "counter": "random-number_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches MCPing, so you can run agents against it safely.

FAQ

Questions about random-number

What does the random-number tool do? +

Generate a random number within a specified range. It is categorised as a Other tool in the MCPing MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on random-number? +

Register the MCPing MCP server in PolicyLayer and add a rule for random-number: 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 MCPing. Nothing to install.

What risk level is random-number? +

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

Can I rate-limit random-number? +

Yes. Add a rate_limit block to the random-number 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 random-number completely? +

Set action: deny in the PolicyLayer policy for random-number. 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 random-number? +

random-number is provided by the MCPing MCP server (toolprint/mcping-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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