Возвращает список всех доступных валют с кодами и названиями
AI agents call list_available_currencies to retrieve information from Currency MCP Agent without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns static reference data (currency codes and names). It performs no modifications, executions, deletions, or financial transactions. It is a simple informational read operation with minimal risk if misused by an AI agent.
From the tool's definition Tool name 'list_available_currencies' and description 'Returns a list of all available currencies with codes and names' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
Возвращает список всех доступных валют с кодами и названиями. It is categorised as a Read tool in the Currency MCP Agent MCP Server, which means it retrieves data without modifying state.
Register the Currency MCP Agent MCP server in PolicyLayer and add a rule for list_available_currencies: 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 Currency MCP Agent. Nothing to install.
list_available_currencies 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 list_available_currencies 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 list_available_currencies. 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.
list_available_currencies is provided by the Currency MCP Agent MCP server (mariakasimceva0305-ux/currency-mcp-agent). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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