Long-Range Agent Loops Become a Hallmark of Top Models
ArtificialAnlys · x · 2026-07-08
Analysis by Artificial Analysis shows that models leading in long-range agent loop tasks generally run more turns. Claude Fable 5 averages about 64 turns per task at a 14.2% full pass rate, while Claude Opus 4.8, GLM-5.2, and MiniMax-M3 fall into the 56-64 turn range. Claude Sonnet 5 runs the longest, averaging about 161 turns per task, which is 2.5 times that of Fable 5.
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