searchCUSIP
Easily search and retrieve financial securities information by CUSIP number using the FMP CUSIP API. Find key details such as company name, stock symbol, and market capitalization associated with the CUSIP.
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What searchCUSIP does on Financial Modeling Prep MCP Server
AI agents call searchCUSIP to retrieve information from Financial Modeling Prep MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why searchCUSIP is rated Low
This tool performs a lookup query against financial data by CUSIP identifier and returns informational results. It is a straightforward data retrieval operation with no capability to modify, execute commands, delete data, or commit financial transactions. The blast radius of misuse is minimal—an AI agent could retrieve incorrect or sensitive-seeming data, but cannot alter it or trigger financial actions.
From the tool's definition Tool description states 'search and retrieve' and 'find key details' about securities (company name, stock symbol, market capitalization). No modification, deletion, or execution of operations is mentioned.
Attacks that exploit this kind of access
The rule that runs searchCUSIP safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Financial Modeling Prep MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For searchCUSIP, this is the rule to start with:
searchCUSIP 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 Financial Modeling Prep MCP Server, apply this rule, and every searchCUSIP call is checked against it from then on.
Questions about searchCUSIP
Easily search and retrieve financial securities information by CUSIP number using the FMP CUSIP API. Find key details such as company name, stock symbol, and market capitalization associated with the CUSIP. 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 searchCUSIP: 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.
searchCUSIP 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 searchCUSIP 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 searchCUSIP. 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.
searchCUSIP is provided by the Financial Modeling Prep MCP Server MCP server (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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