roman_to_number
Convert Roman numerals to a number.
This record as markdown: /tools/io-tinyfn-tinyfn/roman-to-number.md
What roman_to_number does on TinyFn
AI agents call roman_to_number to retrieve information from TinyFn without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
roman | string | Yes | Roman numeral to convert |
Parameters from the server's own tool schema.
Why roman_to_number is rated Low
This is a deterministic conversion utility that performs read-only data transformation. It takes Roman numeral input and returns a numeric output. No data is created, modified, deleted, or external operations triggered. This fits the Read category: retrieves/transforms data with no side effects. Low severity because misuse would only produce incorrect conversions, with minimal blast radius.
From the tool's definition Tool name 'roman_to_number' and description 'Convert Roman numerals to a number' indicate a data conversion/transformation function with no side effects.
Attacks that exploit this kind of access
The rule that runs roman_to_number safely
PolicyLayer is an MCP gateway: it sits between your AI agents and TinyFn, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For roman_to_number, this is the rule to start with:
roman_to_number is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect TinyFn, apply this rule, and every roman_to_number call is checked against it from then on.
Questions about roman_to_number
Convert Roman numerals to a number. It is categorised as a Read tool in the TinyFn MCP Server, which means it retrieves data without modifying state.
roman_to_number accepts 1 parameter: roman. Required: roman. The full parameter table on this page comes from the server's own tool schema.
Register the TinyFn MCP server in PolicyLayer and add a rule for roman_to_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 TinyFn. Nothing to install.
roman_to_number is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the roman_to_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.
Set action: deny in the PolicyLayer policy for roman_to_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.
roman_to_number is provided by the TinyFn MCP server (https://api.tinyfn.io/mcp/all/). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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