Search for stock or cryptocurrency ticker symbols by company name, keyword, or partial symbol. Returns matching tickers with their full names, exchanges, and types. Useful for finding the correct ticker symbol when you know the company name.
AI agents call search_ticker to retrieve information from Mcp Financex without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs only a read operation—it searches and returns ticker symbol information. It does not create, modify, delete, execute code, or involve financial transactions. The returned data (ticker symbols, company names, exchanges, types) are public reference information. No financial actions, code execution, or data modification occurs. This is a low-severity informational lookup tool.
From the tool's definition The tool 'search_ticker' 'Search for stock or cryptocurrency ticker symbols by company name, keyword, or partial symbol.
Attacks that exploit this kind of access
Search for stock or cryptocurrency ticker symbols by company name, keyword, or partial symbol. Returns matching tickers with their full names, exchanges, and types. Useful for finding the correct ticker symbol when you know the company name. It is categorised as a Read tool in the Mcp Financex MCP Server, which means it retrieves data without modifying state.
Register the Mcp Financex MCP server in PolicyLayer and add a rule for search_ticker: 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 Mcp Financex. Nothing to install.
search_ticker 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 search_ticker 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 search_ticker. 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.
search_ticker is provided by the Mcp Financex MCP server (xerktech/mcp-financex). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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