The authors curated 273 tasks from 37,463 deduplicated queries across 26,314 real user coding sessions.
Coding agents satisfy individual requirements more often than complete revisions
Across 273 application-editing tasks, the strongest tested endpoint passed 69.9% of criteria on average but completed only 26.4% of tasks.
Chinese Tech
Xilin Wei · Shengyuan Ding · Xinyu Fang · Tiancheng Gu · Yuchi Wang · Zhixun Li · +10 more
Fudan University · Alibaba Token Hub, Alibaba Group · Zhejiang University · The Chinese University of Hong Kong · Shanghai Jiao Tong University
Research Digest··2 min read

Wei and colleagues introduce Co-Design Bench to test whether coding agents can turn real users’ requests, sometimes accompanied by images or other media, into working application revisions.
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