PDF-to-Markdown extraction that audits its own output and flags any extractor's silent drops.
To add pdfmux to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs one environment variable, listed below.
Install
uvx pdfmux@1.8.7Environment variables
GEMINI_API_KEYSet in your MCP configInstall with your client
claude mcp add pdfmux --env GEMINI_API_KEY=<YOUR_GEMINI_API_KEY> -- uvx pdfmux@1.8.7
Run this in a terminal to add the server to Claude Code.
What this does
pdfmux exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
GEMINI_API_KEY
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install pdfmux?
Run the Claude Code command in the install section to add pdfmux to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with pdfmux?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to pdfmux as well.
Does pdfmux need an API key?
Yes. Before it can run, set this environment variable: GEMINI_API_KEY. They go in the env block of your MCP config.
What license is pdfmux under?
pdfmux is listed under the MIT license.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
Is this your MCP server?
Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.
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