Hallucination rates vary sharply by domain: leading frontier models achieve sub one percent rates for general knowledge queries, while rates climb to five to thirty percent for specialized domains and legal information hallucination averages 6.4 percent even for top models.
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While leading probabilistic frontier models have achieved sub-1% hallucination rates for general knowledge queries, rates climb to 5–30% for specialized domains, and legal information hallucination rates average 6.4% even for top models.
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Wulf A. Kaal, The Collapse of Scarcity Economics (2026), V.D. The Hallucination Objection: Residual Imperfection and the Persistence of Signaling, p. 20 https://ssrn.com/abstract=6421319 · source PDF
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Wulf A. Kaal, The Collapse of Scarcity Economics (2026). SSRN: https://ssrn.com/abstract=6421319
supersedeskaal:claim:5541658-007 Retrieval-augmented generation reduces but does not eliminate hallucination: leading legal research tools incl...
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