get_zz500_stocks

CSI 500 constituents.

SERVERA-Share MCP Server SOURCE24mlight/a-share-mcp-is-just-i-need

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade A, identity unverified Pull the record →

This record as markdown: /tools/24mlight-a-share-mcp-is-just-i-need/get-zz500-stocks.md

WHAT IT DOES

What get_zz500_stocks does on A-Share MCP Server

AI agents call get_zz500_stocks to retrieve information from A-Share MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_zz500_stocks is rated Low

The tool retrieves static reference data (constituent stocks of the CSI 500 index). This is purely informational with no side effects, no code execution, no data modification, and no financial transactions. It aligns with the 'Read' category as a data retrieval operation. Severity is low because misuse would only expose or display existing public market data without causing harm.

From the tool's definition Tool name 'get_zz500_stocks' and description 'CSI 500 constituents' indicate retrieval of stock market index membership data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_zz500_stocks safely

PolicyLayer is an MCP gateway: it sits between your AI agents and A-Share MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_zz500_stocks, this is the rule to start with:

get_zz500_stocks Allowed

get_zz500_stocks is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_zz500_stocks": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect A-Share MCP Server, apply this rule, and every get_zz500_stocks call is checked against it from then on.

FAQ

Questions about get_zz500_stocks

What does the get_zz500_stocks tool do? +

CSI 500 constituents. It is categorised as a Read tool in the A-Share MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_zz500_stocks? +

Register the A-Share MCP Server MCP server in PolicyLayer and add a rule for get_zz500_stocks: 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 A-Share MCP Server. Nothing to install.

What risk level is get_zz500_stocks? +

get_zz500_stocks is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_zz500_stocks? +

Yes. Add a rate_limit block to the get_zz500_stocks 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.

How do I block get_zz500_stocks completely? +

Set action: deny in the PolicyLayer policy for get_zz500_stocks. 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.

What MCP server provides get_zz500_stocks? +

get_zz500_stocks is provided by the A-Share MCP Server MCP server (24mlight/a-share-mcp-is-just-i-need). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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