Step 11 of 16
Upload เอกสาร → AI อ่านทั้งหมด → ถามคำถามได้ grounded ใน sources จริง + สร้าง audio podcast จากเอกสาร
NotebookLM คือ AI tutor บนเอกสารของคุณ — upload PDF, ถาม-ตอบ, สร้าง podcast audio summary ฟรี
NotebookLM is a free Google tool that becomes an AI expert on your documents. You upload PDFs, Google Docs, websites, YouTube videos — it reads everything and answers questions grounded in YOUR sources.
Diagram: NotebookLM flow — upload PDFs/Docs/URLs/YouTube, NotebookLM reads everything, you ask questions, it answers with citations to your sources.
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| Feature | Chat AI (Claude/ChatGPT) | NotebookLM |
|---|---|---|
| Knowledge | General internet training | YOUR uploaded documents only |
| Hallucination risk | Medium-High | Low (grounded in your sources) |
| Citations | Sometimes fake | Real, clickable to source page |
| Audio summary | No | Yes (generates podcast-style audio) |
| Best for | General tasks, writing, coding | Studying, research, document analysis |
No API key, no credit card, no install.
Click Add Source and choose:
| Source Type | What You Can Upload |
|---|---|
| Research papers, reports, textbooks, slide decks | |
| Google Docs | Your own documents |
| Web URL | Blog posts, articles, documentation |
| YouTube URL | Video lectures, tutorials (auto-transcribed) |
| Paste Text | Meeting notes, rough notes, any text |
| Google Slides | Presentations |
Maximum: 50 sources per notebook, 500,000 words total.
NotebookLM only answers from what you uploaded. If the answer isn't in your sources, it tells you.
Summarize the key findings across all sources
What are the 3 main arguments in the uploaded paper?
Include page references.
Create a study guide for [topic] based on these materials.
Include key terms, definitions, and practice questions.
Compare what Source 1 says about [topic] vs what Source 2 says.
Where do they agree? Where do they disagree?
I'm preparing for a meeting about [topic].
Based on these documents, what are the key talking points
and potential questions I should be ready for?
NotebookLM can turn your documents into a 10-minute podcast-style audio discussion between two AI hosts. This is genuinely useful for:
How to use:
The AI hosts discuss your material naturally, with examples and explanations. Not a robotic TTS read — an actual conversation.
1. Upload: textbook chapters (PDF), lecture slides, your notes (paste text)
2. Ask: "Create a study guide with key concepts and practice questions"
3. Ask: "What topics appear most frequently across all sources?"
4. Generate audio overview → listen while reviewing
1. Upload: client's previous emails (paste), project proposal (PDF),
meeting notes from last session (Google Doc)
2. Ask: "What were the key concerns from the last meeting?"
3. Ask: "Based on the proposal, what questions is the client likely to ask?"
4. Ask: "Create a meeting prep brief with talking points"
1. Upload: 5-10 research papers (PDFs)
2. Ask: "Summarize the state of research on [topic] based on these papers"
3. Ask: "What methodology gaps exist across these studies?"
4. Ask: "Create a comparison table: Paper, Method, Key Finding, Limitations"
1. Upload: company handbook, product docs, FAQ, past team presentations
2. Ask: "What should a new team member know about [product/team]?"
3. Generate audio overview → share with new hires as intro material
NotebookLM is the best free tool for turning YOUR documents into an AI tutor. Upload once, ask anything, get grounded answers with real citations. And the audio podcast feature makes it unique — no other free tool does this. Use it when you need to understand your own materials deeply, not when you need general knowledge.