FeatureArc: Benchmarking Coding Agents on Evolving Features
A software feature usually evolves over time: developers extend its first version as new use cases and requirements arrive, and each extension builds on code written earlier. Most feature benchmarks evaluate a single request on a fixed codebase. Feature evolution requires evaluating successive extensions on an agent's...
Yun-Long Wang, Alyssa Wu, Cui-Yun Gao et al.
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