Yes
It can answer in minutes questions that would take hours of digging through the code base
loandbehold on Hacker News
more than two million lines of code
In the thread “AI is different”, replying to this comment
Helped: Researching large codebase and performing adhoc API testing.
… Claude Code's ability to find relevant code, understand its purpose, history and interfaces is very time saving. It can answer in minutes questions that would take hours of digging through the code base. Ad hoc testing is another thing. …