AITowards Data Scienceabout 2 hours ago
Study Shows AI Slows Developers by 19%
17 min read
A 2025 study by METR involving experienced open-source developers found they took 19% longer to finish real tasks using AI tools, yet guessed they were 20% faster. The research highlights that while early-2025 tooling showed this gap, the difference between perceived and actual speed persists despite improved models, affecting code quality and team stability.
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