Yes
The current batch of models, specifically Claude Sonnet and Opus 4, are the first I've used that have actually been more helpful than annoying on the large mixed-language codebases I work in
cfst on Hacker News
In the thread “Measuring the impact of AI on experienced open-source developer productivity”, replying to this comment
Helped: Handling large mixed-language codebases effectively.
The current batch of models, specifically Claude Sonnet and Opus 4, are the first I've used that have actually been more helpful than annoying on the large mixed-language codebases I work in. I suspect that dividing line differs greatly between developers and applications.