roman_numerals

Convert between Roman numerals and Arabic numbers.

SERVERGadgetHumans API Hub SOURCEpypi:gadgethumans-api-hub-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-scotia1973-bot-api-hub/roman-numerals.md

WHAT IT DOES

What roman_numerals does on GadgetHumans API Hub

AI agents call roman_numerals to retrieve information from GadgetHumans API Hub without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why roman_numerals is rated Low

This is a simple conversion utility that reads input (Roman numerals or Arabic numbers) and returns transformed output (the other format). It has no capability to modify data, execute code, access external systems, or cause any irreversible changes. The blast radius of misuse is minimal—worst case, an agent generates incorrect conversions, which is harmless.

From the tool's definition Tool description states 'Convert between Roman numerals and Arabic numbers' — a pure data transformation utility with no side effects, no external state modification, and no code execution.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs roman_numerals safely

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

roman_numerals Allowed

roman_numerals is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "roman_numerals": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect GadgetHumans API Hub, apply this rule, and every roman_numerals call is checked against it from then on.

FAQ

Questions about roman_numerals

What does the roman_numerals tool do? +

Convert between Roman numerals and Arabic numbers. It is categorised as a Read tool in the GadgetHumans API Hub MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on roman_numerals? +

Register the GadgetHumans API Hub MCP server in PolicyLayer and add a rule for roman_numerals: 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 GadgetHumans API Hub. Nothing to install.

What risk level is roman_numerals? +

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

Can I rate-limit roman_numerals? +

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

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

roman_numerals is provided by the GadgetHumans API Hub MCP server (pypi:gadgethumans-api-hub-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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