---
title: "Ask an AI where things happen in a large codebase · Lenexa Learn"
description: "One developer asks Claude Code things like \"where does this happen?\" or \"give me 3 possible causes,\" and has it review work before they submit it."
url: https://www.lenexa.ai/learn/use-cases/ask-an-ai-where-things-happen-in-a-large-codebase/
site: "Lenexa Learn"
---

Software & DevOps

# Ask an AI where things happen in a large codebase

One developer asks Claude Code things like "where does this happen?" or "give me 3 possible causes," and has it review work before they submit it.

## Steps

1. Open the repo.
2. Ask your questions.
3. Check the answers in the code.

## Prompt you can copy

```
Where in this codebase does [behavior] happen? Give me 3 likely causes of [problem].
```

## Tools

- Claude Code

For Developers. Added October 12, 2026.

## Source

[hn](https://news.ycombinator.com/item?id=47363856) · March 2026

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**Caution.** Understand each command before running it.

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