Are You Actually Using Claude Code Well? I Built a Free Scorer Based on Anthropic's Own Research (opens in new tab)

Most developers using Claude Code have no idea whether they're doing it well or not. You can feel productive — but productive and effective aren't the same thing. You might be over-steering on every session, delegating the wrong kinds of tasks, or letting Claude run without meaningful oversight. The problem is there's been no way to measure it. Until Anthropic published the data. In late 2025, Anthropic released How AI Is Transforming Work at Anthropic — a study of 132 engineers, 53 interview...