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

The DecoderSeptember 5, 2026en

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 .

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• OpenAI
• Anthropic
• Verktyg