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TopicsMETR developer productivity experiment AI Developer Productivity Self-Reported AI Productivity Estimates

Before doing the tasks, experienced developers predicted AI tools would reduce their completion time by about 24%.

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https://metr.org/blog/2025-07-10-early-2025-ai-experienced-os-dev-study/ Untraced · nothing upstream recorded

developers expected AI to speed them up by 24%

https://metr.org/blog/2025-07-10-early-2025-ai-experienced-os-dev-study/extraction 0.90

This gap between perception and reality is striking: developers expected AI to speed them up by 24%, and even after experiencing the slowdown, they still believed AI had sped them up by 20%.

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Created by extractor · Aug 10, 2026. Every judgment on this page is accompanied by a reasoning trace.