Get top losing stocks
AI agents call get-top-losers to retrieve information from Indian Stock Exchange 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 displays financial market data (top losing stocks) from the Indian Stock Exchange. It has no side effects—it does not create, modify, delete, or execute any operations. While it is a financial domain tool, it performs only read-only operations on publicly available market information. No money is moved, no data is altered, and no external actions are triggered.
From the tool's definition Tool name 'get-top-losers' and description 'Get top losing stocks' indicate a query/retrieval operation that returns market data without modifying or executing any operations. The verb 'get' is explicitly a data retrieval pattern.
Attacks that exploit this kind of access
Get top losing stocks. It is categorised as a Read tool in the Indian Stock Exchange MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Indian Stock Exchange MCP Server MCP server in PolicyLayer and add a rule for get-top-losers: 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 Indian Stock Exchange MCP Server. Nothing to install.
get-top-losers 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 get-top-losers 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 get-top-losers. 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.
get-top-losers is provided by the Indian Stock Exchange MCP Server MCP server (nikhilcherry/indian-stock-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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