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Home/Ask the Library

Ask the Library

Ask anything. Get the exact lesson.

Ask in your own words. The answer comes from our library and links to the topic, or the second in the video, that teaches it.

Ask a question
Ask the Library: a question, a short answer with numbered sources, and a link to the second in the video.
How do I stop a RAG bot from making things up?

Ground every answer in retrieved passages, and refuse when none match 1 2

12:04 · Grounding answers Evaluating faithfulness

How it works

Three steps. That's it.

  1. 01Ask“How do I stop a RAG bot from making things up?”
  2. 02Read the answerShort, grounded in our library, with numbered sources.
  3. 03Jump to the lessonOpen the topic, or the moment in the video, that explains it.

The detail

What makes it different.

Grounded, not guessedAnswers cite the passages they come from, so you can check them.
Your notes tooSigned in, it also searches your courses' notes and transcripts.
Made forStudents Professionals Executives

FAQ

Questions, answered

Is it free?

Yes. Anyone can ask; sign in to search your own courses' materials too.

What if the library doesn't cover it?

It says so, shows the closest matches, and suggests building a roadmap instead of making something up.

Ready?Ask a questionNext featureStudy toolsFlashcards, a notebook and a tutor that remember for you.