Best PDF Extraction Tools in 2026
We evaluated leading PDF extraction tools on complex real-world documents including multi-column layouts, embedded tables, scanned pages, and mixed text-image content. This guide covers parsing accuracy and structured output quality, refreshed for 2026.
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Start freeQuick Answer
The best overall option in this category is Unstructured, especially for rag pipeline builders who need reliable document chunking and parsing. The rankings below compare each tool by strengths, limitations, pricing, and fit for production use.
Unstructured
Best for rag pipeline builders who need reliable document chunking and parsing.
LlamaParse
Best for llamaindex users needing high-quality pdf-to-markdown for rag.
Apache Tika
Best for enterprise teams needing broad format support for content management pipelines.
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How We Evaluated
Extraction Accuracy
Fidelity of extracted text, tables, and metadata from diverse PDF formats including scanned and native PDFs.
Layout Understanding
Ability to preserve document structure including headers, columns, tables, and reading order.
Output Formats
Variety and quality of output formats: structured JSON, markdown, HTML, and chunked text for RAG.
Scale & Integration
Throughput capacity, batch processing support, and integration with downstream AI pipelines.
Overview
Unstructured
Open-source document parsing library specializing in converting PDFs, DOCX, PPTX, and HTML into structured elements for LLM and RAG pipelines. Offers both open-source and hosted API options.
The most comprehensive open-source document parsing library with best-in-class chunking strategies specifically designed for RAG and LLM pipelines.
Strengths
- +Strong open-source core with active community
- +Excellent chunking strategies for RAG applications
- +Handles diverse document formats beyond just PDF
- +Good table detection and extraction
Limitations
- -Hosted API pricing can escalate for high-volume use
- -Complex layouts sometimes lose reading order
- -Requires tuning partition strategies per document type
Real-World Use Cases
- •Chunking legal contracts into semantically meaningful sections for RAG retrieval
- •Extracting tables from financial reports into structured JSON for downstream analysis
- •Batch processing thousands of mixed-format documents (PDF, DOCX, PPTX) into a unified schema
- •Building knowledge bases from research papers with preserved section hierarchy
Choose This When
When you need to parse diverse document formats (not just PDF) into chunked elements optimized for vector databases and RAG, with the flexibility of open-source or managed API.
Skip This If
When you only need simple text extraction from clean native PDFs and don't need semantic chunking or layout understanding — simpler tools like PyMuPDF will be faster and cheaper.
Integration Example
from unstructured.partition.pdf import partition_pdf
elements = partition_pdf(
filename="contract.pdf",
strategy="hi_res",
infer_table_structure=True,
extract_images_in_pdf=True
)
for element in elements:
print(f"{element.category}: {element.text[:100]}")
if element.category == "Table":
print(element.metadata.text_as_html)LlamaParse
PDF and document parser from LlamaIndex designed specifically for LLM consumption. Uses vision-language models to understand complex layouts and produce clean markdown output.
Vision-LLM-powered parsing that understands document layout visually rather than relying on PDF object structure, producing the cleanest markdown output for LLM consumption.
Strengths
- +Vision-LLM approach handles complex layouts well
- +Clean markdown output ideal for LLM consumption
- +Good at extracting tables from messy PDFs
- +Tight integration with LlamaIndex framework
Limitations
- -Slower processing due to LLM-based parsing
- -Credit-based pricing scales with parse mode (a top-tier agentic mode can cost 90 credits per page versus 1 for plain text), so costs are hard to predict
- -Limited output format options beyond markdown
Real-World Use Cases
- •Converting complex research papers with equations and figures into clean markdown for LLM consumption
- •Extracting structured data from scanned invoices with irregular layouts
- •Building LlamaIndex-based Q&A systems over large document collections
- •Parsing government forms and compliance documents with mixed table and text content
Choose This When
When you use LlamaIndex and need high-fidelity markdown from complex PDFs with tables, figures, and multi-column layouts — especially for RAG applications.
Skip This If
When processing speed and cost matter more than quality, or when you need structured JSON output rather than markdown.
Integration Example
from llama_parse import LlamaParse
from llama_index.core import VectorStoreIndex, SimpleDirectoryReader
parser = LlamaParse(
api_key="llx-...",
result_type="markdown",
num_workers=4
)
documents = SimpleDirectoryReader(
input_files=["report.pdf"],
file_extractor={".pdf": parser}
).load_data()
index = VectorStoreIndex.from_documents(documents)
query_engine = index.as_query_engine()
response = query_engine.query("What were Q4 revenues?")Apache Tika
Open-source content analysis toolkit that extracts text and metadata from over 1000 file types including PDFs. Widely used in enterprise search and content management systems.
Broadest file format coverage of any extraction tool (1000+ formats) with decades of enterprise battle-testing and Apache-licensed open-source reliability.
Strengths
- +Supports 1000+ file formats beyond PDF
- +Mature and battle-tested in enterprise environments
- +Free and open source with Apache license
- +Good metadata extraction from PDF properties
Limitations
- -No AI-powered layout understanding
- -Table extraction is basic compared to modern tools
- -Scanned PDF support requires external OCR integration
Real-World Use Cases
- •Building enterprise search indexes from heterogeneous document repositories
- •Extracting metadata (author, dates, keywords) from thousands of PDFs for cataloging
- •Processing mixed document archives where format coverage matters more than layout fidelity
- •Integrating document extraction into Java-based enterprise middleware stacks
Choose This When
When you need to extract text from many different file formats (not just PDF), especially in enterprise Java environments, and layout fidelity is less important than broad coverage.
Skip This If
When you need AI-powered layout understanding, table extraction, or semantic chunking for RAG — Tika extracts text but doesn't understand document structure.
Integration Example
from tika import parser
# Extract text and metadata from a PDF
parsed = parser.from_file("document.pdf")
text = parsed["content"]
metadata = parsed["metadata"]
print(f"Title: {metadata.get('title', 'N/A')}")
print(f"Author: {metadata.get('Author', 'N/A')}")
print(f"Pages: {metadata.get('xmpTPg:NPages', 'N/A')}")
print(f"Content preview: {text[:500]}")Docling
Open-source document conversion library from IBM that converts PDFs and other formats into structured JSON and markdown. Now ships with Granite-Docling, a 258M-parameter vision-language model released under Apache 2.0, and the project was donated to the Linux Foundation's Agentic AI Foundation in early 2026.
IBM Research-backed open-source tool that combines AI layout analysis with structured JSON output, giving you the quality of commercial parsers with no vendor lock-in.
Strengths
- +Open source with strong VLM-based layout detection via Granite-Docling
- +Good table structure recognition, including formulas and code blocks
- +Produces structured JSON with full document hierarchy
- +Backed by IBM and now governed under the Linux Foundation
Limitations
- -Smaller community than commercial managed APIs
- -Best performance needs a local GPU
- -No first-party hosted API; you self-host the models
Real-World Use Cases
- •Converting academic papers into structured JSON with preserved section hierarchy and references
- •Extracting complex tables from scientific publications for data mining
- •Building open-source document processing pipelines without vendor dependencies
- •Processing patent documents with mixed diagrams, tables, and dense text
Choose This When
When you want AI-powered PDF parsing with structured output and need to keep everything open-source and self-hosted, especially for academic or research document processing.
Skip This If
When you need a managed API for production scale, or when you lack GPU infrastructure for running the AI layout models locally.
Integration Example
from docling.document_converter import DocumentConverter
converter = DocumentConverter()
result = converter.convert("research_paper.pdf")
# Access structured document
doc = result.document
print(f"Title: {doc.title}")
# Export as markdown
markdown = result.document.export_to_markdown()
# Export as structured JSON
json_output = result.document.export_to_dict()
for table in doc.tables:
print(table.export_to_dataframe())Mistral OCR 3
Document AI model from Mistral that extracts text and embedded images from PDFs and scans with high fidelity, returning markdown enriched with HTML-based table reconstruction. Released in 2026 (model id mistral-ocr-2512), it processes up to 2,000 pages per minute on a single GPU and is available through Mistral's API and a Document AI UI.
Industry-low flat pricing of $2 per 1,000 pages paired with very high throughput, making large-scale OCR-to-markdown economical without per-complexity surprises.
Strengths
- +Flat per-page pricing regardless of document complexity
- +Markdown output with reconstructed tables, well suited for RAG
- +Very high throughput (up to 2,000 pages/minute on one GPU)
- +Strong multilingual handling and structured JSON output
Limitations
- -OCR and extraction focused, so you still bring your own chunking and embedding for RAG
- -API-first, with less of a surrounding ecosystem than incumbent cloud document services
- -Younger product, so the enterprise integration track record is still building
Real-World Use Cases
- •Converting large multilingual scan archives into clean markdown at low cost
- •Extracting tables from financial and regulatory PDFs into HTML-structured output
- •Feeding OCR markdown into a downstream chunker and vector store for RAG
- •Batch processing high page volumes overnight using the discounted Batch API
Choose This When
When you need accurate, affordable OCR and markdown across high page volumes or multilingual documents, and you will handle chunking and embedding yourself.
Skip This If
When you need form and key-value extraction, semantic chunking out of the box, or a fully self-hosted open-source stack.
Integration Example
from mistralai import Mistral
client = Mistral(api_key="...")
response = client.ocr.process(
model="mistral-ocr-2512",
document={
"type": "document_url",
"document_url": "https://example.com/annual_report.pdf"
}
)
for page in response.pages:
print(f"Page {page.index}:")
print(page.markdown[:500])Reducto
Cloud-native document extraction API that uses vision models to parse PDFs, images, and spreadsheets into structured data. Specializes in high-accuracy table extraction and handles complex layouts including multi-page tables and nested structures.
Best-in-class table extraction that handles multi-page tables, nested structures, and borderless layouts that other tools consistently fail on.
Strengths
- +Excellent table extraction accuracy, including multi-page and nested tables
- +Handles scanned documents, handwriting, and low-quality images
- +Fast API with batch processing support
- +Returns structured JSON with bounding boxes for every element
Limitations
- -Cloud-only, with no open-source or self-hosted option
- -Per-page pricing can be expensive at high volume
- -Credit-based billing makes costs harder to estimate for variable workloads
Real-World Use Cases
- •Extracting financial tables from annual reports with multi-page spanning rows
- •Parsing medical records with mixed handwriting, stamps, and printed text
- •Converting scanned construction blueprints with embedded specification tables
- •Processing insurance claim documents with nested form structures
Choose This When
When table extraction accuracy is your top priority, especially for financial, medical, or legal documents with complex multi-page table structures.
Skip This If
When you need an open-source or self-hosted solution, or when your PDFs are simple native text documents where a lighter-weight parser would suffice.
Integration Example
from reducto import Reducto
client = Reducto(api_key="r_...")
result = client.parse(
file="annual_report.pdf",
options={
"table_mode": "accurate",
"return_bounding_boxes": True
}
)
for chunk in result.chunks:
print(f"Type: {chunk.type}, Content: {chunk.content[:100]}")
if chunk.type == "table":
print(chunk.to_dataframe())Marker
Open-source tool that converts PDFs to markdown using a pipeline of deep learning models for layout detection, OCR, and text cleanup. Optimized for academic papers and books with fast batch processing on GPU.
Fastest open-source PDF-to-markdown converter with specialized handling of academic content including equations, code blocks, and multi-column layouts.
Strengths
- +High-quality markdown output optimized for academic and long-form content
- +Fast batch processing — 10x faster than nougat on GPU
- +Handles equations, code blocks, and multi-column layouts well
- +Fully open source with permissive license
Limitations
- -GPU required for reasonable speed
- -Table extraction less accurate than specialized tools like Reducto
- -No hosted API — must self-host
- -Focused on markdown output only
Real-World Use Cases
- •Batch converting academic paper archives into markdown for RAG knowledge bases
- •Extracting textbook content with equations and code blocks into readable markdown
- •Processing multi-column conference proceedings into single-column readable format
- •Converting scanned book pages into searchable, clean markdown text
Choose This When
When you need to batch convert large volumes of academic or technical PDFs to markdown and have GPU infrastructure available for processing.
Skip This If
When you need structured JSON output, high-accuracy table extraction, or a managed API — Marker focuses on markdown output for text-heavy documents.
Integration Example
from marker.converters.pdf import PdfConverter
from marker.models import create_model_dict
models = create_model_dict()
converter = PdfConverter(artifact_dict=models)
rendered = converter("paper.pdf")
# Access markdown output
markdown_text = rendered.markdown
print(markdown_text[:500])
# Access extracted images
for img in rendered.images:
img.save(f"extracted_{img.id}.png")PyMuPDF (fitz)
High-performance Python binding for the MuPDF library. Provides fast, low-level access to PDF internals including text, images, annotations, and page geometry. The go-to choice when you need speed and control over PDF processing.
The fastest Python PDF library, processing thousands of pages per second with direct access to every PDF internal — text blocks, images, annotations, and page geometry.
Strengths
- +Extremely fast — processes thousands of pages per second
- +Direct access to PDF internals: text blocks, images, annotations, links
- +Lightweight with minimal dependencies
- +Strong community with extensive documentation and examples
Limitations
- -No AI-powered layout understanding — relies on PDF object model
- -Table extraction requires manual bounding box logic
- -No built-in chunking strategies for RAG
- -Reading order can be wrong for complex multi-column layouts
Real-World Use Cases
- •High-speed text extraction from millions of machine-generated PDF invoices
- •Extracting and cataloging all images embedded in large PDF document sets
- •Building PDF preprocessing pipelines that feed into downstream ML models
- •Redacting sensitive information from PDF documents programmatically
Choose This When
When processing speed is critical and your PDFs are clean, machine-generated documents where layout understanding isn't needed — financial reports, invoices, and form outputs.
Skip This If
When you need AI-powered layout understanding, table extraction from complex documents, or semantic chunking for RAG — PyMuPDF gives you raw data, not structured understanding.
Integration Example
import fitz # PyMuPDF
doc = fitz.open("document.pdf")
for page_num, page in enumerate(doc):
# Extract text with layout preservation
text = page.get_text("text")
# Extract text blocks with position info
blocks = page.get_text("dict")["blocks"]
for block in blocks:
if block["type"] == 0: # text block
for line in block["lines"]:
print(line["spans"][0]["text"])
# Extract images
for img in page.get_images():
xref = img[0]
pix = fitz.Pixmap(doc, xref)
pix.save(f"page{page_num}_img{xref}.png")Multimodal content understanding platform that processes PDFs as part of a broader pipeline handling video, images, audio, and text. It extracts text, tables, and images from PDFs, generates embeddings, and makes the content searchable through composable retrieval stages. The standalone MVS (Mixpeek Vector Store) tier lets you bring your own document embeddings into agent-native vector search on object storage, with 1M vectors free.
The only tool that handles PDF extraction as part of a complete multimodal pipeline — extracting, embedding, indexing, and searching PDFs alongside video, images, and audio in one system.
Already running a parser like Docling or Mistral OCR? Push the resulting chunk embeddings into MVS to get agent-native vector search over your documents on object storage, without standing up and operating a separate vector database.
Strengths
- +Handles PDFs alongside video, images, and audio in a single pipeline
- +Automatic embedding generation and indexing after extraction
- +Composable retrieval stages for searching extracted content
- +Managed infrastructure with batch processing at scale, or MVS for BYO-vector search
Limitations
- -Overkill if you only need plain PDF text extraction
- -Broader platform than a dedicated parser, so more surface area to learn
- -Less granular control over the parsing step itself than tools built only for PDFs
Real-World Use Cases
- •Processing corporate document archives (PDFs, slides, videos) into a unified searchable index
- •Building multimodal knowledge bases where PDF content is searched alongside video and images
- •Automating content extraction and embedding generation for large document repositories
- •Creating retrieval-augmented generation systems over mixed-format enterprise content
Choose This When
When PDFs are just one content type in a larger multimodal pipeline and you want extraction, embedding, and retrieval handled together without stitching separate tools.
Skip This If
When you only need standalone PDF text extraction and don't need embedding generation, indexing, or multimodal search capabilities.
Integration Example
from mixpeek import Mixpeek
client = Mixpeek(api_key="mxp_sk_...")
# Upload PDF to bucket for processing
client.assets.upload(
bucket="documents",
file=open("quarterly_report.pdf", "rb")
)
# Search extracted PDF content alongside other modalities
results = client.retrievers.execute(
namespace="my-namespace",
queries=[{
"type": "text",
"value": "Q4 revenue breakdown by region",
"model": "mixpeek/vuse-generic-v1"
}]
)Textract (AWS)
AWS managed service for extracting text, tables, forms, and key-value pairs from scanned documents. Uses ML models trained on millions of documents to handle handwriting, stamps, and poor-quality scans with high accuracy.
Best-in-class form and key-value pair extraction from scanned documents, with specialized ML models for handwriting, stamps, and degraded image quality.
Strengths
- +Excellent OCR accuracy on scanned and handwritten documents
- +Specialized form and key-value pair extraction
- +Managed service with auto-scaling and no infrastructure to maintain
- +Deep integration with S3, Lambda, and other AWS services
Limitations
- -AWS-only — no cross-cloud or self-hosted option
- -Per-page pricing ($1.50/1K pages for tables) adds up at volume
- -No semantic chunking for RAG — returns raw extracted elements
- -Async API for large documents adds complexity
Real-World Use Cases
- •Automating data entry from scanned paper forms and applications
- •Extracting key-value pairs from government IDs and driver's licenses
- •Processing handwritten medical records into structured electronic health records
- •Building document automation workflows with Lambda triggers on S3 uploads
Choose This When
When you're on AWS and need to extract structured data from scanned forms, handwritten documents, or ID cards with high accuracy and zero infrastructure management.
Skip This If
When you need cross-cloud portability, semantic chunking for RAG, or when your documents are native digital PDFs where simpler tools would be faster and cheaper.
Integration Example
import boto3
textract = boto3.client("textract")
response = textract.analyze_document(
Document={"S3Object": {"Bucket": "docs", "Name": "form.pdf"}},
FeatureTypes=["TABLES", "FORMS"]
)
for block in response["Blocks"]:
if block["BlockType"] == "LINE":
print(f"Text: {block['Text']}")
elif block["BlockType"] == "TABLE":
print(f"Table at confidence: {block['Confidence']:.1f}%")
elif block["BlockType"] == "KEY_VALUE_SET":
print(f"Form field detected")PDF.js + Custom Pipeline
Mozilla's open-source PDF rendering library used in Firefox. While primarily a viewer, its text extraction layer can be used server-side with Node.js for building custom extraction pipelines with full control over the parsing logic.
The most battle-tested PDF rendering engine in existence (Firefox), giving JavaScript teams a reliable foundation for building custom extraction pipelines.
Strengths
- +Battle-tested in Firefox with billions of PDFs rendered
- +Full control over text extraction and positioning logic
- +JavaScript/Node.js native — ideal for web-based pipelines
- +Free, open source, and actively maintained by Mozilla
Limitations
- -Not designed as an extraction tool — requires custom code for structured output
- -No table detection or layout understanding built in
- -No OCR for scanned documents without additional libraries
- -Significant development effort to build production-quality extraction
Real-World Use Cases
- •Building browser-based document processing tools that extract and display PDF content
- •Creating Node.js microservices for text extraction from simple native PDFs
- •Implementing custom text extraction logic for domain-specific PDF formats
- •Rendering PDF pages as images for downstream vision model processing
Choose This When
When you need a JavaScript-native solution with full control over extraction behavior, especially for browser-based document tools or Node.js microservices.
Skip This If
When you need production-ready extraction with table detection, layout understanding, or OCR — PDF.js gives you raw text content, and building anything beyond that requires significant custom code.
Integration Example
const pdfjsLib = require("pdfjs-dist/legacy/build/pdf.js");
async function extractText(pdfPath) {
const doc = await pdfjsLib.getDocument(pdfPath).promise;
const results = [];
for (let i = 1; i <= doc.numPages; i++) {
const page = await doc.getPage(i);
const content = await page.getTextContent();
const text = content.items.map(item => item.str).join(" ");
results.push({ page: i, text });
}
return results;
}
extractText("report.pdf").then(pages =>
pages.forEach(p => console.log(`Page ${p.page}: ${p.text.slice(0, 100)}`))
);Put PDF extraction to work
Connect a bucket and Mixpeek runs the whole PDF extraction pipeline for you: extraction, indexing, and search over your own objects. No models to wire up, nothing to host.
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Start with MVSFrequently Asked Questions
What is the difference between native and scanned PDF extraction?
Native PDFs contain embedded text data that can be directly extracted. Scanned PDFs are essentially images of pages and require OCR to convert the visual content back into text. Most modern tools handle both, but accuracy and speed differ significantly between the two types.
How do PDF extraction tools handle tables?
Advanced tools use layout analysis models to detect table boundaries, row and column structures, and cell contents. Some use vision-language models for complex or borderless tables. Accuracy varies widely, so always test with your specific table formats before committing to a tool.
Can I use PDF extraction tools for RAG applications?
Yes, this is one of the most common use cases. Tools like Unstructured and LlamaParse chunk PDF content into semantically meaningful segments for embedding models and vector databases. OCR-first tools like Mistral OCR return clean markdown that you then chunk yourself, and Mixpeek covers extraction, embedding, indexing, and retrieval in one pipeline, or accepts your own chunk embeddings through MVS.
How much does PDF extraction cost in 2026?
Pricing spans a wide range. Open-source tools like PyMuPDF, Apache Tika, Docling, and Marker are free aside from compute. OCR-to-markdown models are cheap, with Mistral OCR at $2 per 1,000 pages ($1 with the Batch API). Managed APIs cost more: Unstructured Serverless starts at $1 per 1,000 pages, Reducto from about $0.015 per page, and AWS Textract charges $1.50 per 1,000 pages for text and $15 per 1,000 for tables and forms. LlamaParse uses credits where cost scales with the parse mode you pick. Always benchmark on your own documents, since per-page cost only matters relative to accuracy on your formats.
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