What is Document Understanding MCP Server?
A Model Context Protocol (MCP) server that provides tools for extracting text, metadata, layout, tables, and images from PDF documents, with OCR fallback for scanned pages. It is currently in alpha stage and intended for local development and testing only.
How to use Document Understanding MCP Server?
Install Python 3.11+, uv, sync dependencies from pyproject.toml, and install Java (for table extraction) and Tesseract (for OCR). Set the required environment variable DOCUMENT_UNDERSTANDING_BASE_PATH to the directory the server may read PDFs from. The server offers tools that AI models can invoke via the MCP interface.
Key features of Document Understanding MCP Server
- Extracts text content with automatic OCR fallback for scanned pages
- Retrieves PDF metadata (author, title, dates)
- Provides detailed layout info (text blocks, images, drawings with coordinates)
- Extracts tables from PDF pages using
tabula-py
- Searches for exact text occurrences and returns bounding boxes
- Detects languages of extracted text content
Use cases of Document Understanding MCP Server
- Analyze scanned invoices or contracts for data extraction
- Search for specific terms across large PDF documents
- Understand page structure and spatial relationships in PDFs
- Extract tables from financial reports or scientific papers
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