The Artificial Analysis Intelligence Index v4.3 has increased the weight of evaluations using private tasks or answers from 40% to 45%. This change aims to mitigate issues like gaming and contamination in AI model rankings. However, the article argues that private test sets do not reduce sampling noise, which can still affect the reliability of rankings, especially for models with small score differences. AI
IMPACT Raises questions about the reliability of AI model rankings due to sampling noise, even with increased private test data.
RANK_REASON The item analyzes changes to an AI benchmark index and discusses their implications for model rankings, rather than announcing a new model or product.
- AA-Briefcase
- AA-Omniscience
- Artificial Analysis Intelligence Index
- AutomationBench-AA
- Claude Opus 5
- CritPt
- Fable 5.1
- GPT 5.6 "Sol"
- GPT-6 Astra
- Terminal-Bench
- v4.3
- Zapier
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