What is Hallucination?
LLM Engineering
Hallucination — When an LLM generates confident-sounding but factually incorrect information. A fundamental limitation of generative models that RAG and grounding techniques help mitigate.
FAQ
What is hallucination in AI?
When an LLM makes up facts that sound plausible but are wrong. It generates based on patterns, not truth.
How to reduce hallucinations?
Use RAG (ground in real documents), lower temperature, add citations, use structured outputs, and validate with retrieval.
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