page_close

Close the current page and reset page state to about:blank.

SERVERMcp Anything SOURCEZaymadkid/mcp-anything

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mcp-anything/page-close.md

WHAT IT DOES

What page_close does on Mcp Anything

AI agents use page_close to create or update resources in Mcp Anything, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcp Anything environment.

RISK

Why page_close is rated Medium

An AI agent can call page_close faster than any human can review: one bad instruction and it creates or modifies resources in Mcp Anything by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs page_close safely

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

page_close Rate-limited

page_close stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "page_close": {
      "limits": [
        {
          "counter": "page_close_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Anything, apply this rule, and every page_close call is checked against it from then on.

FAQ

Questions about page_close

What does the page_close tool do? +

Close the current page and reset page state to about:blank. It is categorised as a Write tool in the Mcp Anything MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on page_close? +

Register the Mcp Anything MCP server in PolicyLayer and add a rule for page_close: 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 Mcp Anything. Nothing to install.

What risk level is page_close? +

page_close is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit page_close? +

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

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

page_close is provided by the Mcp Anything MCP server (Zaymadkid/mcp-anything). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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