Opus 5 is currently #1 on Artificial Analysis Intelligence Leaderboard
Artificial Analysis lists Claude Opus 5 fourth on its Intelligence Index, behind Claude Fable 5.1 and two GPT-6 Astra variants.
The page says Claude Fable 5.1 leads with a score of 57, followed by GPT-6 Astra at 55 and 54. Claude Opus 5 is shown at 54 in max effort, with an xhigh-effort variant at 53. The index is built from 10 evaluations, including agentic work, coding, reasoning, document reasoning, and long-context tests. HN · Frontpage AI's note
The page says Claude Fable 5.1 leads with a score of 57, followed by GPT-6 Astra at 55 and 54. Claude Opus 5 is shown at 54 in max effort, with an xhigh-effort variant at 53. The index is built from 10 evaluations, including agentic work, coding, reasoning, document reasoning, and long-context tests. HN · Frontpage AI's note
score 7
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