AI agents call get_us_sector_performance to retrieve information from Stockreport without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves US sector performance metrics from the financial data server. It does not create, modify, delete data, execute code, or commit financial transactions. The 'get_' prefix and sibling tools (all read-only data retrieval functions like get_dividend_data, get_historical_k_data) confirm this is a data retrieval operation with no state-modifying effects.
From the tool's definition Tool name 'get_us_sector_performance' with description '获取美股行业表现' (retrieve US stock sector performance). The verb 'get' and context of a financial data server indicate this retrieves historical/current market data with no side effects.
Documented attack patterns abuse exactly the kind of access get_us_sector_performance gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Stockreport, and nothing reaches the server without passing your rules. This is the rule we recommend for get_us_sector_performance:
{
"version": "1",
"default": "deny",
"tools": {
"get_us_sector_performance": {}
}
}get_us_sector_performance is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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获取美股行业表现. It is categorised as a Read tool in the Stockreport MCP Server, which means it retrieves data without modifying state.
Register the Stockreport MCP server in PolicyLayer and add a rule for get_us_sector_performance: 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 Stockreport. Nothing to install.
get_us_sector_performance 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_us_sector_performance 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_us_sector_performance. 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_us_sector_performance is provided by the Stockreport MCP server (jamesdingai/stockreport-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Stockreport, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
34 Stockreport tools catalogued and risk-classified — across an index of 43,000+ MCP servers.