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#refactoring

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01 ·Agents·★ MEMBER·PAPER·7 min read Paper Walkthrough: SWE-Bench ProMax — Measuring What Coding Agents Can Really Do with Large-Scale, Multilingual Refactoring A close read of the benchmark built to answer SWE-bench's saturation and grading defects: 170 expert-curated refactoring tasks across seven languages, averaging 11.4 modified files each. Why the best frontier model resolves only 41.2%, and why the dominant failure mode is refactoring that stops halfway.