This record as markdown: /tools/creativelead-unclick/wise-exchange-rates.md
What wise_exchange_rates does on UnClick
AI agents call wise_exchange_rates 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 |
|---|---|---|---|
source | string | — | |
target | string | — | |
api_key | string | — |
Parameters from the server's own tool schema.
Why wise_exchange_rates is rated Low
This tool retrieves exchange rate information from Wise (a financial services provider). The verb 'Get' and the nature of exchange rates as reference data (not transactional) classify this as a Read operation. While it relates to financial services, it does not move money, commit obligations, or perform financial transactions—it only queries data.
From the tool's definition Tool name 'wise_exchange_rates' and description 'Get exchange rates from Wise' indicate retrieval of publicly available exchange rate data with no modification or side effects.
Risk signalsHandles credentials or secrets (api_key)
Attacks that exploit this kind of access
The rule that runs wise_exchange_rates 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 wise_exchange_rates, this is the rule to start with:
wise_exchange_rates 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 wise_exchange_rates call is checked against it from then on.
Questions about wise_exchange_rates
Get exchange rates from Wise. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
wise_exchange_rates accepts 3 parameters: source, target, api_key. 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 wise_exchange_rates: 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.
wise_exchange_rates 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 wise_exchange_rates 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 wise_exchange_rates. 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.
wise_exchange_rates is provided by the UnClick MCP server (creativelead/unclick). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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