Evaluate the output
You ran a real task. Now measure what you got.
Manual approach
~15 min
Read files, trace imports, take notes
Claude Code
~30 sec
Paste prompt, get structured answer
How to judge the output
- ◆ Was it accurate? Compare the summary against what you already know about the project. Did it identify the right stack, the right entry points?
- ◆ Was it complete? Did it catch the important parts, or did it miss key areas you'd expect a team member to flag?
- ◆ Would you share it? Could you send this summary to a new hire or stakeholder as-is, or would it need heavy editing?
Other high-ROI tasks
The codebase summary is one data point. Here are tasks where teams report the highest time savings:
Code review prep
$ git diff main | claude 'review this diff — flag bugs, security issues, and missing edge cases'
Documentation generation
$ claude 'generate API documentation for the endpoints in src/api/'
Bug investigation
$ claude 'find potential null pointer issues in src/services/'
Where it won't help
Claude Code works best on tasks with clear inputs and verifiable outputs. It's less useful for architecture decisions that require business context, or for code that depends on proprietary systems it can't see. The output always needs human review — it's a force multiplier, not a replacement.