convert_pdf_to_card_html · Pdf Card MCP: Risk & Policy

WHAT IT DOES

What convert_pdf_to_card_html does on Pdf Card

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

WHY IT NEEDS A POLICY

Why convert_pdf_to_card_html needs a policy

This tool creates new HTML artifacts from PDF inputs, which is a reversible Write operation. The conversion is deterministic and non-destructive—original PDFs are unchanged, and generated HTML can be regenerated or deleted. No external APIs, financial transactions, code execution, or irreversible data destruction are implied. Local processing limits blast radius.

From the tool's definition Tool name indicates PDF conversion and HTML generation ('convert_pdf_to_card_html'). Server description states it 'Converts dense PDFs into... card-based HTML readers' and processes data 'locally'.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

convert_pdf_to_card_html Rate-limited

convert_pdf_to_card_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_pdf_to_card_html": {
      "limits": [
        {
          "counter": "convert_pdf_to_card_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 Pdf Card, so you can run agents against it safely.

FAQ

Questions about convert_pdf_to_card_html

What does the convert_pdf_to_card_html tool do? +

convert_pdf_to_card_html. It is categorised as a Write tool in the Pdf Card 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_pdf_to_card_html? +

Register the Pdf Card MCP server in PolicyLayer and add a rule for convert_pdf_to_card_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 Pdf Card. Nothing to install.

What risk level is convert_pdf_to_card_html? +

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

Can I rate-limit convert_pdf_to_card_html? +

Yes. Add a rate_limit block to the convert_pdf_to_card_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_pdf_to_card_html completely? +

Set action: deny in the PolicyLayer policy for convert_pdf_to_card_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_pdf_to_card_html? +

convert_pdf_to_card_html is provided by the Pdf Card MCP server (velyan/pdf-card-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.