Reducing Hallucinations
Lesson 1 of 4
0%Lesson 1
20 min
Why Do Models Hallucinate?
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AI NarrationQuick Summary
LLMs do not retrieve facts — they generate the most statistically likely next token. When the training data is sparse or contradictory, that generation looks confident but can be entirely fabricated.
What you will learn
- Understand the root cause of hallucinations in LLMs
- Distinguish between hallucinations, confabulations, and outdated information
- Recognize which types of tasks are highest risk for hallucination
Intermediate Content
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Why Do Models Hallucinate? is part of Reducing Hallucinations — an intermediate module. We keep these gated so we can save your progress, recommend next steps, and personalize the curriculum.
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