The authors built 61 human-reviewed tasks from 34 repositories, spanning five primary programming languages and seven software forms, including command-line tools, services, interactive applications and libraries.
Coding agents struggle to complete repairs as software requirements evolve
FeatureLoop tests 12 models on staged repository tasks, finding that only 15.4% of observed failed stages recover within two corrective revisions.
Chinese Tech
Jia Feng · Alyssa Wu · Cuiyun Gao · Yunlong Wang · Songyuanyi Lu · Zhichao Hu
Hunyuan Team, Tencent · The Chinese University of Hong Kong
Research Digest··2 min read

Feng and colleagues introduce FeatureLoop, a benchmark that tests whether coding agents can extend software, respond to failure reports and preserve earlier functionality.
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