Learn from any file.
Turn PDFs, links and YouTube videos into podcasts, quizzes, flashcards and mind maps.
Library
Chat with PDF files, documents and videos
Add PDFs, documents, websites and YouTube videos to a project, ask questions about them, and turn them into podcasts, quizzes, flashcards and more.
From a stack of files to answers
What are the main findings of this paper, and what limitations do the authors mention?
Get to the point of a long paper
Upload a research paper or report and ask for the main findings, methods or anything you need to check.
Make 20 flashcards from chapters 3 and 4 covering the key terms and definitions.
Study from your course material
Add lecture PDFs and videos to a project, then turn them into quizzes and flashcards to test yourself.
Compare the cancellation terms in these three supplier contracts and list the differences.
Compare several sources at once
Put contracts, reports or articles in one project and ask questions that span all of them.
Create a short podcast that explains the key ideas from these documents for a beginner.
Listen instead of reading
Turn your sources into a podcast, a mind map or an infographic when you want a different way in.
More than a PDF reader
Get finished work, not just answers.
Ask once and get docs, slides, sheets and PDFs that are ready to send.
Stop repeating yourself.
Projects keep your files, chats and instructions together, so every answer starts with context.
Research in minutes, not hours.
Deep research reads dozens of sources and writes a report with citations.
An assistant that remembers you.
Zemith learns your role, preferences and plans. You decide what it keeps.
One subscription.Every top AI model in one place.
Save money and stop switching between apps.
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QwenThe right model for every job.
Use the latest models from OpenAI, Anthropic, Google and xAI, plus leading open models like DeepSeek, Qwen and Kimi.
Switch any time, even in the middle of a chat.
Everything you expect. Plus 50+ tools on top.
Chat, search, voice and files, plus workflows, schedules, study tools, voice and image tools. One subscription.
- Web search
- Deep research
- Chat with files
- Code sandbox
- Live voice
- Memory
- Image generation
- Video generation
- Workflow editor
- Scheduled tasks
- Image to prompt
- Remove background
- Image upscaler
- Generative fill
- Replace objects
- Text to speech
- Voice cloning
- Speech to text
- Document to podcast
- Quiz generator
- Flashcards
- Mind maps
- AI rewriter
- Humanize AI text
- Translate
- YouTube to blog
- PDF tools
- AI notes
- Whiteboard
- Slides
- FocusOS
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Without Zemith
ChatGPT PlusUS$20.00
Claude ProUS$20.00
Google AI ProUS$19.99
SuperGrokUS$30.00
Perplexity ProUS$20.00
MidjourneyUS$10.00
ElevenLabsUS$6.00
Le Chat ProUS$14.99
RunwayUS$15.00
Total if paying separatelyUS$155.98/mo
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Questions, answered
How do I chat with a PDF?
Open Library, add your PDF to a project, and ask questions in the chat. Answers are based on the files in that project.
Can I chat with multiple PDFs at once?
Yes. Add several PDFs and other sources to one project and ask questions across all of them.
What kinds of sources can I add besides PDFs?
You can add documents, websites and YouTube videos alongside PDFs.
Can it make study material from my PDFs?
Yes. Library can turn your sources into quizzes, flashcards, mind maps, infographics, reports and podcasts.
Can I share a quiz or infographic with others?
Yes. You can share quizzes and infographics by public link.
Does chat with PDF work on mobile?
Yes. Zemith works on the web, iOS and Android with the same account.
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