Document Process Automation
15 Best AI to Extract Data From PDF
Discover the top 15 AI to extract data from PDF efficiently and accurately, saving you time and effort.
Mar 16, 2025
Struggling to extract data from PDFs? You're not alone. Whether you're sifting through invoices or trying to pull key insights from academic papers, the process can be painfully slow and error-prone. Document process automation is changing the game. With AI, extracting data from PDFs is becoming faster, easier, and more accurate. You can finally focus on what matters: research and writing.
Otio can help. Our AI research and writing partner uses cutting-edge AI to extract data from PDFs quickly and easily. You'll save time, reduce errors, and return to what matters most.
Table Of Contents
Benefits of Using AI for Data Extraction

Boost Productivity with AI Scalability
AI effortlessly processes large volumes of documents, eliminating manual bottlenecks. You can handle thousands of PDFs at once. This level of scalability supercharges your productivity, letting your team focus on strategic tasks instead of mundane data extraction.
Elevate Precision with AI Accuracy
AI extracts data with precision, minimizing errors. AI delivers consistent, reliable results, unlike humans, who can make mistakes. This accuracy ensures your data is trustworthy, reducing the need for time-consuming corrections.
Maintain Consistency Across Documents
AI offers consistent performance, extracting data reliably from every document. You won’t encounter the variations that can occur with manual extraction. This leads to uniformity in data handling, which is crucial for maintaining data integrity.
Adaptability: AI Learns and Improves
AI adapts to different document types and structures, learning as it goes. It can handle variations in layout, format, and even language. This flexibility makes AI indispensable for diverse document processing needs.
Prioritize Security and Compliance
AI tools come with security features and detailed logs. These ensure compliance with legal requirements and safeguard sensitive data from breaches. You can trust AI to handle your documents securely.
Real-Time Monitoring and Validation
AI enables real-time monitoring and validation of data. It catches errors on the spot, ensuring data quality before the process moves forward. This proactive approach keeps your workflow smooth and error-free.
Save Time and Cut Costs
Automated extraction speeds up document processing, slashing costs associated with manual labor. Your team can redirect their energy toward more valuable tasks, boosting efficiency.
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How to Use AI to Extract Data From PDF in 6 Simple Steps

1. Turn Chaos into Order with Otio
Content overload is a real problem today. Researchers, students, and knowledge workers are drowning in a sea of information with only fragmented tools to keep them afloat. Otio offers a lifeline. This AI-native workspace consolidates your research process by allowing you to collect and analyze various sources, from tweets to YouTube videos. You’ll get AI-generated notes on your bookmarks and can chat with individual links or entire knowledge bases as quickly as you talk with ChatGPT. Otio even helps you draft research papers faster. It’s like having a research buddy who never takes a break.
2. See the Unseen with AI-Enhanced OCR
Optical character recognition, or OCR, is the key to turning those PDFs into searchable, editable data. But not all OCR is created equal. By incorporating AI, you get enhanced features that increase accuracy, help you understand multiple languages, and help you grasp document structures beyond introductory text. Think of it as giving OCR superpowers. This is the first step in making your PDFs work for you instead of the other way around.
3. Clean Up Your Act with Data Preprocessing
Raw data is messy. It’s full of noise and inconsistencies that can trip up even the most innovative AI. Data preprocessing is all about tidying up that mess. You remove irrelevant data, standardize formats, and generally whip everything into shape so AI algorithms can do their job. This step is crucial for transforming raw data into insights you can use.
4. Get Smart with NLP and IDP
Once your data is prepped, it’s time to dig into the good stuff. Natural language processing (NLP) and intelligent document processing (IDP) work together to extract meaningful data from your PDFs. NLP helps AI understand the context and meaning of the data, while IDP keeps the relationships and structure of the document intact. It’s like having a seasoned researcher who can sift through mountains of information and pull out exactly what you need.
5. Keep It Real with Data Validation
You can’t trust data until it’s been validated. This step involves running quality checks and applying pre-defined rules to ensure the extracted data is accurate and error-free. It’s like proofreading your work before hitting submit. Data validation ensures that the information you’re working with is reliable and consistent.
6. Make It Count with Data Integration
Once your data has been validated, it’s time to use it. Data integration feeds clean, accurate data into your systems, whether analytics pipelines, business intelligence tools, or target databases. This is where insights turn into action, enabling you to make informed decisions based on reliable data.
15 Best AI to Extract Data From PDF

1. Otio: Your AI Research Companion

Struggling with content overload? Otio's got your back. Designed for knowledge workers, researchers, and students, this AI-powered workspace simplifies data collection and extraction. Forget the chaos of juggling bookmarking, read-it-later, and note-taking apps. Otio lets you gather information from diverse sources like bookmarks, tweets, books, and YouTube videos. With AI-generated notes, you can extract key takeaways and even chat with your collected data like you would with ChatGPT. Its web scraping capabilities streamline your research, allowing you to go from reading lists to first drafts faster. Say goodbye to fragmented workflows and hello to a smoother research process.
2. Octoparse: No-Code Web Scraping

Octoparse is ideal for legal experts and retail specialists who need to scrape data from websites without writing code. This data scraping solution uses a drag-and-drop interface to help users extract information from websites with dynamic layouts. Perfect for those working with contracts or needing to gather data on products and offers, Octoparse simplifies the web scraping process, making it accessible to those without technical expertise.
3. Fivetran: Set-It-and-Forget-It Data Extraction

If you're tired of maintaining extraction scripts and babysitting data pipelines, Fivetran offers a refreshing alternative. This platform handles the day-to-day headaches of data extraction, especially with SaaS sources like Salesforce and HubSpot. With features like automated schema change detection and pre-built data models, Fivetran saves you hours of work. However, you might find the platform limiting if you need heavy customization.
4. Airparser: Versatile Document Parsing

Airparser is like a Swiss Army knife for document parsing. This GPT-powered tool extracts data from formats like emails, scanned images, PDFs, and handwritten notes. It exports the parsed data to Google Sheets, Excel, or over 6000 apps via webhooks and Zapier/Make. Airparser is perfect for automating tasks like data entry for CRM systems or managing customer support tickets, making it invaluable for any organization looking to streamline data processing.
5. Talend: Unified Data Management

Talend Data Fabric is a low-code platform that combines data integration, quality, and governance. It extracts data from over 140 popular sources in minutes, saving engineering time. Talend's versatile deployment options and focus on security make it a reliable choice for organizations needing end-to-end data management. Centralize your business data for fresh, analysis-ready insights without the hassle of IT maintenance.
6. Import.io: Code-Free Web Page Scraping

Import.io is a game-changer for researchers and analysts needing to integrate website data into structured programs. This tool allows users to scrape web pages without writing code, making it accessible to anyone collecting data for assessment or comparison. Whether you're conducting research or analysis, Import.io simplifies the process, letting you focus on what matters most.
7. Airbyte: Open-Source Data Extraction

Airbyte flips the script on traditional extraction tools with its open-source approach. Instead of being locked into one vendor's ecosystem, you have a community-driven platform with regular new connectors. Airbyte’s CDK makes creating new connectors manageable, though it requires some technical skills. Airbyte's combination of community support and technical freedom makes it a wise choice for teams needing flexibility and custom solutions.
8. Mailparser: Automating Email Data Extraction

Mailparser.io automates data extraction from emails, making tasks like processing order confirmations and updating CRM systems a breeze. With flexible custom parsing rules and third-party application integrations, it’s a handy tool for businesses. While setup can be time-consuming and handling complex documents challenging, Mailparser is excellent for standard email parsing and simple text-based PDFs.
9. Matillion: Cloud-Based ETL Software

Matillion’s cloud-based ETL software efficiently integrates with a wide range of data sources, ingesting data into leading cloud platforms for analytics. It offers an intuitive low-code/no-code GUI for building data pipelines, making it perfect for coders and non-coders. With pre-built connectors and quick deployment, Matillion enhances data team efficiency, letting you focus on gaining insights.
10. Docparser: PDF Data Extraction Made Easy

Docparser specializes in extracting data from PDF documents like invoices and contracts. It uses parsing rules to automate information extraction, making it ideal for organizations with a high flow of paperwork. Whether you’re dealing with purchase orders or contracts, Docparser streamlines the process, allowing you to focus on more critical tasks.
11. AWS Glue: Serverless Extraction within AWS

AWS Glue is a serverless extraction service that integrates seamlessly with AWS data services. Its standout feature is its "crawlers," which automatically scan data sources, infer schemas, and update your data catalog. While it excels within the AWS ecosystem, handling external sources can feel clunky. With features like automatic schema discovery and built-in job scheduling, AWS Glue is a reliable choice for AWS-centric architectures.
12. Rossum: OCR Document Processing Platform

Rossum is designed to help businesses extract structured and semi-structured data from documents like invoices and PDFs. It’s beneficial for handling scanned documents and exporting extracted data to various formats. However, a learning curve is associated with training the software for unique and complex document types, so users may need time to utilize its customizable features fully.
13. Integrate.io: User-Friendly Data Consolidation

Integrate.io offers tools for consolidating data into a unified source of insights. Its user-friendly interface makes it easy for non-technical users to build data pipelines. With features like low-code transformation and reverse ETL, Integrate.io enhances insights into customer journeys for improved marketing and sales operations. It’s a comprehensive solution for businesses looking to streamline data integration.
14. Parsehub: Advanced Web Scraping

ParseHub is a powerful web scraping program that learns to recognize web pages and extract data by visually selecting page elements. It can handle Ajax and JavaScript websites, making it versatile for more advanced users. Whether you’re scraping data from contemporary sites or complex layouts, ParseHub simplifies the process, allowing you to focus on the insights.
15. Snowflake Snowpipe: Continuous Data Ingestion

Snowflake Snowpipe is perfect for teams using Snowflake who need continuous data ingestion without managing another platform. Unlike batch-oriented approaches, Snowpipe processes new data when it lands in your staging area. With features like auto-scaling compute and micro-batch processing, Snowpipe provides near real-time data availability.
Techniques for Extracting Data from PDF

Template-Based Parsing: A Reliable Method for Standardized Documents
Template-based parsing decodes the structure and format of PDFs to extract data. This technique handles consistent document formats using predefined templates aligned with document patterns. It's ideal for standardized forms, reports, and invoices but struggles with non-standard layouts and extracting tables.
Zonal OCR: Precision in Targeted Extraction
Zonal OCR enhances traditional OCR by focusing on specific areas within PDFs, like fields in forms. This method excels in extracting structured data from standardized documents. While it speeds up data extraction and reduces human intervention, it requires initial setup and can falter with unexpected layouts.
Pre-Trained AI Models: Quick and Adaptable
Pre-trained AI models, already familiar with various document structures, can seamlessly pull data from PDFs with minimal setup. Best for invoices, receipts, and standardized forms, they handle diverse layouts but are limited to their training. They may miss specific data fields and can't verify data accuracy.
Custom AI Models: Tailored for Precision
Creating a custom AI model involves training it to extract data from specific PDF types. This approach offers high accuracy for unique layouts but demands substantial labeled data and expertise in machine learning. It's a powerful solution for businesses needing precise data extraction from unique document formats.
GPT Parsing: Flexible Textual Understanding
GPT parsing uses advanced language models to extract information from PDFs. It's excellent for unstructured textual content and can adapt to various layouts. However, it struggles with structured data and large text volumes. You can extract data by writing prompts in natural language.
Struggling with content overload? Let Otio be your AI research and writing partner. With Otio, researchers can collect diverse data sources, extract key insights, and create drafts faster. Try Otio for free today!
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Supercharge Your Researching Ability With Otio — Try Otio for Free Today
Today, knowledge workers, researchers, and students face a tidal wave of content. They drown in a sea of bookmarks, tweets, articles, and videos, making finding relevant information like a scavenger hunt. Many resort to cobbling together a patchwork of apps to manage this overload. But this approach is clunky and inefficient. As content creation becomes more manageable, the problem worsens, making practical tools essential for survival.
Meet Otio: Your AI Research Ally
Enter Otio, a tool designed to help you navigate the chaos. It offers a seamless, AI-native workspace explicitly tailored for researchers. Otio guides you through three crucial stages: collecting, extracting, and creating. Whether it’s bookmarks or YouTube videos, Otio captures it all. It then uses AI to extract key insights, providing detailed notes and a source-grounded Q&A chat. Finally, Otio helps you draft outputs from the information you’ve gathered. This means you can go from reading list to first draft faster.
AI-Generated Notes: Your Secret Weapon
One of Otio’s standout features is its AI-generated notes. This function works on all bookmarks—YouTube videos, PDFs, articles, you name it. Otio’s web scraping capabilities allow you to access diverse data sources beyond traditional papers. This feature streamlines the process of gathering and analyzing data for research purposes. It’s like having a research assistant on call 24/7.
Chat with Your Research: Just Like ChatGPT
Otio enables you to chat with individual links or entire knowledge bases. It’s like conversing with your research, just like you would with ChatGPT. This feature helps you better understand and connect with your sources, making the research process more intuitive and less overwhelming. It’s a game-changer for anyone who needs to grasp complex information quickly.
AI-Assisted Writing: From Draft to Final Paper
Otio doesn’t stop collecting and analyzing data; it also helps you write. With AI-assisted writing, you can draft research papers and essays faster. This feature leverages the insights you’ve gathered to help you create more cohesive, well-organized pieces. It’s like having a writing coach who understands your topic inside and out.
Try Otio for Free: Your AI Research and Writing Partner
Otio offers a free trial so you can experience the benefits for yourself. Whether you’re a student, researcher, or knowledge worker, Otio can help you manage the information overload and make your workflow more efficient. Give it a try and see how it can transform your work.
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