Chat PDF AI Online

Chat with any PDF AI -- Your best PDF AI assistant!

Browse my Computer

How to Chat with PDF AI Online?

Chat PDF AI use step 1

1. Prepare your PDF document and upload your PDF document by click it or directly drag the document into the corresponding location.

Chat PDF AI use step 2

2. Enter your question command in the chat box and send it.

Chat PDF AI use step 3

3. After AI generates the answer, you may ask it re-answer you or adjust results to meet your needs.

Features of Chat PDF AI online

Features of PDF AI Online

Unlock the full potential of your PDFs with cutting-edge AI features: smarter, faster, and more intuitive than ever before.

  • Longer context support: You can chat with PDF files up to 50M contexts here!
  • Powerful tabular data analysis: Reading and analyzing tabular data is as easy as reading text data, with less time and less error.
  • Advanced LLM support: We utilise most advanced LLMs such as GPT-4o/Claude-3 to understand and analyse your PDF--Faster and more accurately.

PDF AI Copilot - Ask questions,summarize,and get answers to PDF just one step!

ChatPDF AI Banner 1

Why Choose PDF AI Online?

Revolutionize your PDF experience with Chat PDF AI Online: Seamless, smart solutions at your fingertips, anytime, anywhere.

  • Better understanding of documents: Chat PDF AI can read and correctly complete tasks with 99.9% accuracy.
  • Less time, higher efficiency: Chat PDF AI saves your time for reading long PDF, optimizes the process of information retrieval and screening.
  • Protect your documents' safety: All documents you upload will be encrypted and protected, never used for other purposes.
Why choose ChatPDF AI
Why choose ChatPDF AI
Why choose ChatPDF AI
Why choose ChatPDF AI

Use cases

use case 1 PDF Image reader
AI PDF Analyzer
use case 2 PDF table reader
Read PDF Content
use case 3 PDF summarizer
Read PDF Table Data
use case 4 PDF data analyzer
Rewrite PDF



Best for beginner

$0 /Month

Get Started
  • 50 questions per day
  • 5 conversations per day
  • 100 pages per document(max 15MB)
  • 1 document per day
  • GPT-3.5
  • Max upload size: 15MB


Best value

$18.99 /Month

Get Started
  • Unlimited questions per day
  • Unlimited conversations conversations per day
  • 5000 pages per document
  • 200 document per day
  • GPT-3.5
  • GPT-4 model (Credits required)
  • Claude-3model (Credits required)
  • Max upload size: 100MB


Most popular

$9.99 /Month

Get Started
  • 1000 questions per day
  • 50 conversations per day
  • 30 document per day
  • 2000 pages per document
  • GPT-3.5
  • GPT-4 model (Credits required)
  • Claude-3 model (Credits required)
  • Max upload size: 30MB


  • 1. Is Chat PDF AI free?

    Yes, Chat PDF AI has different subscription plans based on user needs. Among them, the free plan includes basic functions.

  • 2. Is my data safe when using Chat PDF AI?

    Chat PDF AI prioritizes your data privacy and security. All documents are encrypted and your data will never be shared without your consent.

  • 3. Can Chat PDF AI process large PDF files?

    Yes, Chat PDF AI can process multiple large PDF files upto 50 MB at the same time.

  • 4. What tasks can Chat PDF AI perform?

    Chat PDF AI has the functions of summarizing documents, extracting text, providing insights, translating text, and converting text content to mind maps. You can explore more functions during use.

Love from Users