Get the total number of pages in a PDF file
AI agents call get_pdf_page_count to retrieve information from MCP PDF Reader without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves information about a PDF's structure (page count) without creating, modifying, executing, or deleting anything. It is a straightforward read operation with minimal security risk. The worst-case misuse would be an agent learning a document's size, which has negligible impact.
From the tool's definition Tool retrieves metadata (page count) from a PDF file with no modification or side effects. Server description emphasizes 'extraction of text, metadata' and 'reading specific pages' as core functions.
Attacks that exploit this kind of access
Get the total number of pages in a PDF file. It is categorised as a Read tool in the MCP PDF Reader MCP Server, which means it retrieves data without modifying state.
Register the MCP PDF Reader MCP server in PolicyLayer and add a rule for get_pdf_page_count: 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 PDF Reader. Nothing to install.
get_pdf_page_count is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_pdf_page_count 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.
Set action: deny in the PolicyLayer policy for get_pdf_page_count. 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.
get_pdf_page_count is provided by the MCP PDF Reader MCP server (rturv/mcp-pdf-reader). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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