crow_browser_extract_pdf

Extract text (or metadata) from a PDF by URL or local path, using pdfjs-dist. Good for gov reports, papers, invoices.

SERVERCrow SOURCEkh0pper/crow

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/kh0pper-crow/crow-browser-extract-pdf.md

WHAT IT DOES

What crow_browser_extract_pdf does on Crow

AI agents call crow_browser_extract_pdf to retrieve information from Crow without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why crow_browser_extract_pdf is rated Low

The tool retrieves and parses content from PDF documents without altering them, executing external code, or producing side effects. It is a query operation that reads structured data. The use cases cited (gov reports, papers, invoices) are all information-retrieval scenarios.

From the tool's definition Tool name contains 'extract' and description states 'Extract text (or metadata) from a PDF' — core function is data retrieval with no modification or execution capability.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs crow_browser_extract_pdf safely

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

crow_browser_extract_pdf Allowed

crow_browser_extract_pdf 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": {
    "crow_browser_extract_pdf": {}
  }
}

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

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

FAQ

Questions about crow_browser_extract_pdf

What does the crow_browser_extract_pdf tool do? +

Extract text (or metadata) from a PDF by URL or local path, using pdfjs-dist. Good for gov reports, papers, invoices. It is categorised as a Read tool in the Crow MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on crow_browser_extract_pdf? +

Register the Crow MCP server in PolicyLayer and add a rule for crow_browser_extract_pdf: 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 Crow. Nothing to install.

What risk level is crow_browser_extract_pdf? +

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

Can I rate-limit crow_browser_extract_pdf? +

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

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

crow_browser_extract_pdf is provided by the Crow MCP server (kh0pper/crow). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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