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AI & ML · Concept

Hallucination

LLM hallucinations are incorrect answers. They can come from bad or noisy retrieved context, or from the model using correct context incorrectly.

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  • Prompt engineering
  • Retrieval
  • RAG
  • Fine-tuning
  • Evaluation
  • Prompt optimization

Source: Optimizing LLM Accuracy | OpenAI API. Checked 2026-11-03.