Vocabulary

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A practical dictionary of 512 AI, machine learning, mathematics, and programming terms from HerbDev’s AI Vocabulary app. Start with a definition, explore an example, then follow the concepts behind it.

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Hallucination

Large Language Models · Level 2 of 5

Hallucination

Generated content that is unsupported, false, or inconsistent with relevant evidence.

Fluent wording is not proof of factual grounding.

Example

A model invents a citation that does not exist.

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Audio transcript

Hallucination. Generated content that is unsupported, false, or inconsistent with relevant evidence. Fluent wording is not proof of factual grounding. For example: A model invents a citation that does not exist.

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