frankfurter_convert
Convert a specific amount between two currencies using ECB rates.
This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/frankfurter-convert.md
What frankfurter_convert does on UnClick
AI agents call frankfurter_convert to retrieve information from UnClick 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 |
|---|---|---|---|
to | string | Yes | Target currency code |
from | string | Yes | Source currency code |
amount | number | Yes | Amount to convert |
Parameters from the server's own tool schema.
Why frankfurter_convert is rated Low
This tool performs a currency conversion calculation using European Central Bank exchange rates. It reads/queries rate data and computes a converted amount but does not move any money or commit any financial obligation. It is purely informational, similar to a lookup or calculation tool.
From the tool's definition Convert a specific amount between two currencies using ECB rates
Attacks that exploit this kind of access
The rule that runs frankfurter_convert safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For frankfurter_convert, this is the rule to start with:
frankfurter_convert 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 UnClick, apply this rule, and every frankfurter_convert call is checked against it from then on.
Questions about frankfurter_convert
Convert a specific amount between two currencies using ECB rates. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
frankfurter_convert accepts 3 parameters: to, from, amount. Required: to, from, amount. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for frankfurter_convert: 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 UnClick. Nothing to install.
frankfurter_convert 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 frankfurter_convert 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 frankfurter_convert. 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.
frankfurter_convert is provided by the UnClick MCP server (@unclick/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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