Preprint
Jul 2026
PerfAgent: Profiler-Guided Iterative Refinement for Repository-Level Code Optimization
PerfAgent is presented, a profiler-guided, verifier-in-the-loop workflow that gives an off-the-shelf coding agent the feedback needed to find real hotspots, improve beyond the first passing patch, and use profiler evidence rather than timing alone to decide what to optimize next.
Ryan Deng, Yuanzhe Liu, Bastian Lipka et al.
· 2 citations