check_url · API Status Check MCP Server MCP: Risk & Policy

WHAT IT DOES

What check_url does on API Status Check MCP Server

AI agents call check_url to retrieve information from API Status Check MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why check_url needs a policy

The tool appears designed to check URL/API status, which is a read-only operation that retrieves information without modifying data. However, confidence is moderate (0.6) because the description is empty, making it difficult to confirm the exact behavior.

From the tool's definition Tool named 'check_url' on an 'API Status Check' server that monitors service status. The empty description and sibling tools (check_status, check_category, list_apis) suggest this queries or retrieves status information.

Attacks that exploit this kind of access

Questions about check_url

What does the check_url tool do? +

check_url. It is categorised as a Read tool in the API Status Check MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on check_url? +

Register the API Status Check MCP Server MCP server in PolicyLayer and add a rule for check_url: 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 API Status Check MCP Server. Nothing to install.

What risk level is check_url? +

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

Can I rate-limit check_url? +

Yes. Add a rate_limit block to the check_url 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 check_url completely? +

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

check_url is provided by the API Status Check MCP Server MCP server (shibley/apistatuscheck-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.