Artificial Analysis overhauls its Intelligence Index after GPT-6 Astra scoring drew skepticism

Artificial Analysis has released version 4.2 of its Intelligence Index, likely in response to criticism that its benchmarks failed to capture GPT-6 Astra's actual progress. Astra now scores four points above its predecessor but still trails Anthropic's Claude Fable 5.1. The article Artificial…

Artificial Analysis has released version 4.2 of its Intelligence Index, likely in response to criticism that its benchmarks failed to capture GPT-6 Astra's actual progress. Astra now scores four points above its predecessor but still trails Anthropic's Claude Fable 5.1. The article Artificial Analysis overhauls its Intelligence Index after GPT-6 Astra scoring drew skepticism appeared first on The Decoder.

Source: The Decoder — Published September 5, 2026 at 18:21 UTC — Category: Models