Access comprehensive historical end-of-day forex price data with the Full Historical Forex Chart API. Gain detailed insights into currency pair movements, including open, high, low, close (OHLC) prices, volume, and percentage changes.
AI agents call getForexHistoricalFullChart 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 and queries historical financial market data without any ability to execute trades, modify data, delete records, or trigger external operations. It is informational only, presenting no risk of adverse side effects when misused by an AI agent. The low severity reflects that access to historical price data alone poses minimal security risk.
From the tool's definition Tool provides access to 'comprehensive historical end-of-day forex price data' with 'OHLC prices, volume, and percentage changes' — purely data retrieval with no modification, deletion, execution, or financial transaction capabilities.
Attacks that exploit this kind of access
Access comprehensive historical end-of-day forex price data with the Full Historical Forex Chart API. Gain detailed insights into currency pair movements, including open, high, low, close (OHLC) prices, volume, and percentage changes. 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 getForexHistoricalFullChart: 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.
getForexHistoricalFullChart 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 getForexHistoricalFullChart 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 getForexHistoricalFullChart. 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.
getForexHistoricalFullChart 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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