GPT-5.6 Tops Coding Agent Leaderboard

FinanceYF5 · x · 2026-07-10

A post highlights that GPT-5.6 Sol scored 80.0 on the Artificial Analysis Coding Agent Index, setting a new record and outperforming Claude Fable 5 by 2.8 points, all while using fewer output Token, less time, and lower costs.

The same post notes that GPT-5.6 Sol achieved a new high score of 53.6 on Agents' Last Exam, maintaining a clear lead across different reasoning intensities. It also mentions that Terra and Luna managed to outperform competitors at even lower costs.

Related event: GPT-5.6 Series Shines in Benchmarks: Tops Coding and Offers Better Cost-Efficiency(14 posts)→

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