Explain an unfamiliar codebase to me

Get a guided tour of a repo before you change anything.

You'll attach

Text only

Works with

CursorClaude CodeCodexClaudeChatGPTGemini

How to use it

1. Open Cursor or Claude Code in your terminal (or another AI listed here).
2. Copy the prompt, paste it into the chat and send.
3. In ChatGPT, Claude or Gemini, attach the key files or a zipped repo instead.

Read this repository and explain it to me like a new teammate on day one.

1. What the project does and who uses it, in 3 sentences.
2. The folder structure and what lives where.
3. The main flow of a request or user action, file by file.
4. Where configuration, secrets and environment variables are read.
5. How to run it locally and run the tests.
6. The 5 files I should read first, in order.
Don't change any code. Flag anything that looks fragile or surprising.