Fetch 52-week high/low data
AI agents call get-52-week-high-low to retrieve information from Indian Stock Exchange MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical price range data (52-week highs and lows) for stocks, which is a standard read operation on financial data. There are no side effects, no data modification, no code execution, and no financial transactions. While the context is financial data, the tool itself only queries and returns information without moving money or creating financial obligations.
From the tool's definition Tool name 'get-52-week-high-low' and description 'Fetch 52-week high/low data' indicate data retrieval only. The verb 'Fetch' and the absence of any modification, execution, deletion, or financial transaction language confirm read-only behavior.
Attacks that exploit this kind of access
Fetch 52-week high/low data. It is categorised as a Read tool in the Indian Stock Exchange MCP MCP Server, which means it retrieves data without modifying state.
Register the Indian Stock Exchange MCP server in PolicyLayer and add a rule for get-52-week-high-low: 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. Nothing to install.
get-52-week-high-low 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-52-week-high-low 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-52-week-high-low. 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-52-week-high-low is provided by the Indian Stock Exchange MCP server (mnvkalyansambhana-tech/indian-stock-exchange-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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