GPT-6 Astra makes major gains in the Artificial Analysis Coding Agent Index
Summary
GPT-6 Astra demonstrates significant gains in Artificial Analysis's Coding Agent Index, matching top rivals like Fable 5 at roughly half the cost and delivering strong token efficiency. In the Intelligence Index, it remains competitive, though price increases offset some efficiency gains; Astra also shows reduced hallucinations and notable improvements in long-horizon tasks, while costing more per task overall.