Artificial Analysis is an independent platform specializing in the evaluation and ranking of AI models. It publishes performance indices, such as the Intelligence Index, to objectively compare the capabilities of frontier models. In August 2026, it ranked Grok 4.6 (SpaceXAI) third globally, behind Claude Opus 5 and Fable 5 (Anthropic).
Artificial Analysis
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AI & Software
OpenAI’s GPT-6 Astra: The ‘Do-It-All’ Model and the AGI Era
OpenAI rolls out GPT-6 Astra, a model that can act autonomously on a computer for complex tasks, from coding to cybersecurity. The company now embraces the AGI label while restricting access and tightening safeguards. September 6, 2026
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AI & Software
Claude Opus 5 matches Fable 5 performance at half the price
Anthropic unveils Claude Opus 5, a model matching its flagship Fable 5 in performance but at half the cost. It becomes the default choice for Claude Max subscribers, outperforming on several key benchmarks. August 1, 2026
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AI & Software