get_shares_float_info

获取流通股信息

SERVERYahoo Finance MCP Server SOURCE16coffee/finance-mcp

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/16coffee-finance-mcp/get-shares-float-info.md

WHAT IT DOES

What get_shares_float_info does on Yahoo Finance MCP Server

AI agents call get_shares_float_info to retrieve information from Yahoo Finance 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_shares_float_info is rated Low

This tool retrieves financial metrics about shares outstanding and float information—static market data with no side effects, modifications, executions, or financial transactions. It is a straightforward data query operation consistent with the read-only nature of the Yahoo Finance MCP Server.

From the tool's definition Tool name 'get_shares_float_info' and description '获取流通股信息' (get shares float information) indicate data retrieval of stock float metrics.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_shares_float_info safely

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

get_shares_float_info Allowed

get_shares_float_info 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_shares_float_info": {}
  }
}

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

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

FAQ

Questions about get_shares_float_info

What does the get_shares_float_info tool do? +

获取流通股信息. It is categorised as a Read tool in the Yahoo Finance MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_shares_float_info? +

Register the Yahoo Finance MCP Server MCP server in PolicyLayer and add a rule for get_shares_float_info: 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 Yahoo Finance MCP Server. Nothing to install.

What risk level is get_shares_float_info? +

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

Can I rate-limit get_shares_float_info? +

Yes. Add a rate_limit block to the get_shares_float_info 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_shares_float_info completely? +

Set action: deny in the PolicyLayer policy for get_shares_float_info. 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_shares_float_info? +

get_shares_float_info is provided by the Yahoo Finance MCP Server MCP server (16coffee/finance-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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