Controlled study finds GitHub Copilot completes coding task 55% faster
A controlled study of 95 professional developers found those using GitHub Copilot completed a JavaScript coding task 55 percent faster than the control group.
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Why it moved the index
The controlled result quantified substantial task-speed acceleration from a deployed coding assistant, while evidence of more than 400,000 subscribers established practical downstream reach. The study covered one bounded task and did not prove job displacement.
Assessment history
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R1
Toward 52 · confidence 96
New September 2022 measured coding-work acceleration with deployed-product impact and no exact serving checkpoint.
12 Aug 2026
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DoomBench assesses “Controlled study finds GitHub Copilot completes coding task 55% faster” as evidence moving toward doom, with magnitude 52 and confidence 96 out of 100 in the human displacement category.
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The DoomBench assessment of “Controlled study finds GitHub Copilot completes coding task 55% faster” is based on reporting from GitHub and records the editorial rationale, source quality, attribution, and revision history.
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DoomBench summarizes “Controlled study finds GitHub Copilot completes coding task 55% faster” as follows: A controlled study of 95 professional developers found those using GitHub Copilot completed a JavaScript coding task 55 percent...
https://www.doombench.com/news/controlled-study-finds-github-copilot-completes-coding-task-55-faster-2022-09-07