convert_html · UnWeb MCP Server MCP: Risk & Policy

WHAT IT DOES

What convert_html does on UnWeb MCP Server

AI agents use convert_html to create or update resources in UnWeb MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your UnWeb MCP Server environment.

WHY IT NEEDS A POLICY

Why convert_html needs a policy

An AI agent can call convert_html faster than any human can review — one bad instruction and it creates or modifies resources in UnWeb MCP Server by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

convert_html Rate-limited

convert_html 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": {
    "convert_html": {
      "limits": [
        {
          "counter": "convert_html_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches UnWeb MCP Server, so you can run agents against it safely.

FAQ

Questions about convert_html

What does the convert_html tool do? +

Convert raw HTML to clean markdown. Useful when you already have HTML content from a previous step. It is categorised as a Write tool in the UnWeb MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on convert_html? +

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

What risk level is convert_html? +

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

Can I rate-limit convert_html? +

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

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

convert_html is provided by the UnWeb MCP Server MCP server (mbsoft-systems/unweb-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.