Hugging Face: LoopArena Benchmarks Models as Runtime Controllers for Agents

_akhaliq · x · 2026-09-01

LoopArena is now available on Hugging Face. It is a benchmark for Loop Engineering designed to measure how effectively a model can guide a fixed coding agent through long-running software development tasks. The benchmark evaluates this ability at three levels: individual decisions, task slices, and complete tasks. Findings indicate that reliable long-horizon control remains challenging, though the lower-cost Type II setting cuts inference costs by 64.4% while preserving similar model rankings.

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