util_fx_convert_amount

Convert an amount with a caller-supplied FX rate (no live feed)

SERVERDelx MCP Server SOURCEdelx-mcp-server

Medium RISK CLASS

Category Write

Parameters 52 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-davidmosiah-delx-mcp-server/util-fx-convert-amount.md

WHAT IT DOES

What util_fx_convert_amount does on Delx MCP Server

AI agents use util_fx_convert_amount to create or update resources in Delx MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Delx MCP Server environment.

Parameter	Type	Required	Description
`base`	string	—	Input field: base.
`rate`	number	Yes	Input field: rate.
`side`	string	—	Input field: side.
`quote`	string	—	Input field: quote.
`amount`	integer	Yes	Input field: amount.

Parameters from the server's own tool schema.

RISK

Why util_fx_convert_amount is rated Medium

An AI agent can call util_fx_convert_amount faster than any human can review: one bad instruction and it creates or modifies resources in Delx MCP Server by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs util_fx_convert_amount safely

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

util_fx_convert_amount Rate-limited

util_fx_convert_amount stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "util_fx_convert_amount": {
      "limits": [
        {
          "counter": "util_fx_convert_amount_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about util_fx_convert_amount

What does the util_fx_convert_amount tool do? +

Convert an amount with a caller-supplied FX rate (no live feed). It is categorised as a Write tool in the Delx MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does util_fx_convert_amount accept? +

util_fx_convert_amount accepts 5 parameters: base, rate, side, quote, amount. Required: rate, amount. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on util_fx_convert_amount? +

Register the Delx MCP Server MCP server in PolicyLayer and add a rule for util_fx_convert_amount: 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 Delx MCP Server. Nothing to install.

What risk level is util_fx_convert_amount? +

util_fx_convert_amount is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit util_fx_convert_amount? +

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

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

util_fx_convert_amount is provided by the Delx MCP Server MCP server (delx-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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