trip__convert_currency

［出國與國旅實用查詢］用臺灣銀行牌告匯率試算換匯：新臺幣換外幣（buy）或外幣換回新臺幣（sell），現鈔或即期。

SERVERAI 代理人任務中樞 SOURCEhttps://hub.penguindriver.com/mcp

Medium RISK CLASS

Category Write

Parameters 42 required

Recommended Rate-limitedsee the rule below

Registry record Grade D, identity unverified Pull the record →

This record as markdown: /tools/com-penguindriver-hub/trip--convert-currency.md

WHAT IT DOES

What trip__convert_currency does on AI 代理人任務中樞

AI agents use trip__convert_currency to create or update resources in AI 代理人任務中樞, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your AI 代理人任務中樞 environment.

Parameter	Type	Required
`cur`	string	Yes
`type`	string	—
`amount`	number	Yes
`direction`	string	—

Parameters from the server's own tool schema.

RISK

Why trip__convert_currency is rated Medium

An AI agent can call trip__convert_currency faster than any human can review: one bad instruction and it creates or modifies resources in AI 代理人任務中樞 by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs trip__convert_currency safely

PolicyLayer is an MCP gateway: it sits between your AI agents and AI 代理人任務中樞, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For trip__convert_currency, this is the rule to start with:

trip__convert_currency Rate-limited

trip__convert_currency 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": {
    "trip__convert_currency": {
      "limits": [
        {
          "counter": "trip__convert_currency_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 AI 代理人任務中樞, apply this rule, and every trip__convert_currency call is checked against it from then on.

FAQ

Questions about trip__convert_currency

What does the trip__convert_currency tool do? +

［出國與國旅實用查詢］用臺灣銀行牌告匯率試算換匯：新臺幣換外幣（buy）或外幣換回新臺幣（sell），現鈔或即期。. It is categorised as a Write tool in the AI 代理人任務中樞 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does trip__convert_currency accept? +

trip__convert_currency accepts 4 parameters: cur, type, amount, direction. Required: cur, amount. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on trip__convert_currency? +

Register the AI 代理人任務中樞 MCP server in PolicyLayer and add a rule for trip__convert_currency: 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 AI 代理人任務中樞. Nothing to install.

What risk level is trip__convert_currency? +

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

Can I rate-limit trip__convert_currency? +

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

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

trip__convert_currency is provided by the AI 代理人任務中樞 MCP server (https://hub.penguindriver.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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