<ul data-eligibleForWebStory="false">Experienced software developers using AI code editors saw a 19% decrease in productivity in a recent study by METR.The developers were overconfident in the AI tools, expecting a 20% productivity boost despite the observed decrease.Critics note that the results may be site-specific as AI code editors have evolved since the study period.AI code editors are increasingly utilized in software development by tech giants like Amazon, Microsoft, and Google.