get_all_crypto_quotes

批量获取加密货币行情

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-all-crypto-quotes.md

WHAT IT DOES

What get_all_crypto_quotes does on Yahoo Finance MCP Server

AI agents call get_all_crypto_quotes 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_all_crypto_quotes is rated Low

This tool retrieves cryptocurrency price and market quote data in bulk. It performs a read-only operation that queries financial data with no side effects, no code execution, no data modification, and no financial transactions. The description explicitly indicates data retrieval ('获取' = get/retrieve) rather than any action that would commit financial obligations or modify state.

From the tool's definition Tool name 'get_all_crypto_quotes' and description '批量获取加密货币行情' (batch retrieve cryptocurrency quotes) indicate retrieval of market data without modification or execution of trades.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_all_crypto_quotes 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_all_crypto_quotes, this is the rule to start with:

get_all_crypto_quotes Allowed

get_all_crypto_quotes 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_all_crypto_quotes": {}
  }
}

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_all_crypto_quotes call is checked against it from then on.

FAQ

Questions about get_all_crypto_quotes

What does the get_all_crypto_quotes tool do? +

批量获取加密货币行情. 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_all_crypto_quotes? +

Register the Yahoo Finance MCP Server MCP server in PolicyLayer and add a rule for get_all_crypto_quotes: 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_all_crypto_quotes? +

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

Can I rate-limit get_all_crypto_quotes? +

Yes. Add a rate_limit block to the get_all_crypto_quotes 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_all_crypto_quotes completely? +

Set action: deny in the PolicyLayer policy for get_all_crypto_quotes. 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_all_crypto_quotes? +

get_all_crypto_quotes 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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