Composer 2.5 in Cursor deletes code during refactoring

The author argues that working with AI coding agents like Composer in Cursor remains frustrating and stressful due to erratic behaviors, such as deleting critical code or comments during simple refactoring, failing to follow test-first instructions, and persistently injecting unwanted stylistic quotation marks. Despite offering speed and cost advantages, these models require constant vigilance and manual correction to complete basic development tasks reliably. Open article →