get_market_clock

Retrieves and formats current market status and next open/close times.

SERVERAlpaca MCP Server SOURCEcliffsgpt/alpaca-mcp-clone

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/cliffsgpt-alpaca-mcp-clone/get-market-clock.md

WHAT IT DOES

What get_market_clock does on Alpaca MCP Server

AI agents call get_market_clock to retrieve information from Alpaca 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_market_clock is rated Low

This tool only retrieves publicly available market status information. It does not create, modify, delete, execute operations, or commit financial transactions. The 'retrieves' verb and focus on formatting existing data confirm it is a Read operation.

From the tool's definition Tool name 'get_market_clock' and description 'Retrieves and formats current market status and next open/close times' indicate a query operation that fetches read-only market timing data with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_market_clock safely

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

get_market_clock Allowed

get_market_clock 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_market_clock": {}
  }
}

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

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

FAQ

Questions about get_market_clock

What does the get_market_clock tool do? +

Retrieves and formats current market status and next open/close times. It is categorised as a Read tool in the Alpaca MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_market_clock? +

Register the Alpaca MCP Server MCP server in PolicyLayer and add a rule for get_market_clock: 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 Alpaca MCP Server. Nothing to install.

What risk level is get_market_clock? +

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

Can I rate-limit get_market_clock? +

Yes. Add a rate_limit block to the get_market_clock 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_market_clock completely? +

Set action: deny in the PolicyLayer policy for get_market_clock. 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_market_clock? +

get_market_clock is provided by the Alpaca MCP Server MCP server (cliffsgpt/alpaca-mcp-clone). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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