Extrinsic hallucinations introduce information not present in the ground truth or source material, splitting into extrinsic factual hallucinations (aligning with general knowledge but not in source) and extrinsic non-factual variants.

Authors

• Person: Not available Organization: Zylos
  LLM Hallucination Detection and Mitigation: State of the Art in 2026

Sources

• LLM Hallucination Detection and Mitigation: State of the Art in 2026 zylos.ai Zylos via serper

Referenced by nodes (1)

• extrinsic hallucination concept