Access holiday schedules for specific stock exchanges using the Global Exchange Market Hours API. Find out the dates when global exchanges are closed for holidays and plan your trading activities accordingly.
AI agents call getHolidaysByExchange to retrieve information from Financial Modeling Prep MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves static reference data about exchange holiday schedules. It performs a simple lookup query that returns informational data without modifying any state, executing code, or affecting financial transactions. The worst case misuse would be providing incorrect trading dates, which has minimal blast radius compared to tools that execute trades or access real-time market data.
From the tool's definition Tool name 'getHolidaysByExchange' and description 'Access holiday schedules' and 'Find out the dates when global exchanges are closed' indicate data retrieval with no side effects.
Attacks that exploit this kind of access
Access holiday schedules for specific stock exchanges using the Global Exchange Market Hours API. Find out the dates when global exchanges are closed for holidays and plan your trading activities accordingly. It is categorised as a Read tool in the Financial Modeling Prep MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Financial Modeling Prep MCP Server MCP server in PolicyLayer and add a rule for getHolidaysByExchange: 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 Financial Modeling Prep MCP Server. Nothing to install.
getHolidaysByExchange 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 getHolidaysByExchange 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 getHolidaysByExchange. 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.
getHolidaysByExchange is provided by the Financial Modeling Prep MCP Server MCP server (vijitdaroch/financial-modeling-prep-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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