AI agents call stock_zh_valuation_baidu to retrieve information from China Stock MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool fetches valuation data (a read-only query of stock market financial metrics) from Baidu's stock terminal. It retrieves historical or current valuation statistics for A-shares without modifying data, executing code, or moving funds. The sibling tools (statistics, indicators, news reports) reinforce that this server provides market data retrieval only.
From the tool's definition Tool name contains 'get' semantic and description indicates it retrieves '估值数据' (valuation data) from financial reports. No write, delete, execute, or financial transaction keywords present.
Documented attack patterns abuse exactly the kind of access stock_zh_valuation_baidu gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and China Stock MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for stock_zh_valuation_baidu:
{
"version": "1",
"default": "deny",
"tools": {
"stock_zh_valuation_baidu": {}
}
}stock_zh_valuation_baidu is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get 百度股市通-A 股-财务报表-估值数据. It is categorised as a Read tool in the China Stock MCP Server MCP Server, which means it retrieves data without modifying state.
Register the China Stock MCP Server MCP server in PolicyLayer and add a rule for stock_zh_valuation_baidu: 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 China Stock MCP Server. Nothing to install.
stock_zh_valuation_baidu 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 stock_zh_valuation_baidu 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 stock_zh_valuation_baidu. 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.
stock_zh_valuation_baidu is provided by the China Stock MCP Server MCP server (peikuo/china-stock-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from China Stock MCP Server, 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.
351 China Stock MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.