ResearchArtificial AnalysisConfirmed
Story 12 of 12 in the Friday 30 October editionArtificial Analysis updates AA-Omniscience v1.1 knowledge and hallucination benchmark
Artificial Analysis released AA-Omniscience v1.1 on 30 October 2026, curating 3k factuality questions across 42 topics and publishing a calibrated 300-question public subset on Hugging Face.
Edited by Ashutosh Shrivastava
31 Oct 2026, 11:45 IST · 1 min read
AA-Omniscience v1.1 trims the evaluation from 6k to 3k audited questions across six domains and 42 topics while penalising confident wrong answers over abstentions, accompanied by an open 300-question subset on Hugging Face with 0.99 score correlation. On the updated leaderboard, Gemini 4 Carbon (High) leads Net Score at 54 ahead of Claude Opus 5.5 (48) and Claude Fable 5.1 (46), while Gemini 4 Argon (High) posts the lowest hallucination rate at 4%.
Sources
- PrimaryAA-Omniscience Benchmark Leaderboardartificialanalysis.ai · Official methodology and v1.1 model rankings
- On XArtificial Analysis (@ArtificialAnlys) on Xx.com · Official v1.1 release thread
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