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Research assistant

NotebookLM

A Google tool that answers questions strictly from the documents you give it, which largely removes invented facts.

★★★★★ 4.5 out of 5

What it is

A Google tool that answers questions strictly from the documents you give it, which largely removes invented facts.

What it's good for

  • Interrogating your own reports
  • Grounded summaries
  • Literature review

Pros

  • Answers cite your sources
  • Great for large document sets
  • Largely hallucination-free

Cons

  • Only as good as your documents
  • Cloud-hosted

Pricing

Free$0 Core features with source-grounded answers.
Plus~$20/mo Higher limits and more notebooks.

Indicative prices, which change often. Always confirm on the vendor's own page before buying.

Our verdict

The closest thing to a safe assistant: it works from your sources and shows where each answer came from.

Alternatives: Claude Projects, ChatGPT Projects.

Whatever tool you choose, verify the output

Our free handbook shows you how to check every claim an AI makes, so nothing reaches a donor unverified.

Get the free handbook

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