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Explain what a piece of code does

You're staring at code you didn't write. Get a plain walkthrough before you change anything.

Updated 17 Oct 2026

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The prompt · ChatGPT

Explain this code in plain words.

Language if known: [details]
Code: [paste]
What I need it for: [understand / change / homework]

Ask me up to 3 short questions first if anything important is missing. Wait for my answers.

Then:
1. What it does step by step.
2. Inputs and outputs.
3. Risky lines if I change them.
4. A simpler rewrite only if I ask.

Only use what I've told you, leave blanks for anything I haven't given, and don't invent facts, steps or official URLs you're not sure of. UK English.

Stay in this ChatGPT chat. Do not turn on apps or connectors, and do not use memory from another chat.

A short example

Fill the blanks, then paste. details: a short note you already have. paste: a short note you already have. Leave the rest of the prompt as written.

The prompt · Grok

Explain this code in plain words.

Language if known: [details]
Code: [paste]
What I need it for: [understand / change / homework]

Ask me up to 3 short questions first if anything important is missing. Wait for my answers.

Then:
1. What it does step by step.
2. Inputs and outputs.
3. Risky lines if I change them.
4. A simpler rewrite only if I ask.

Only use what I've told you, leave blanks for anything I haven't given, and don't invent facts, steps or official URLs you're not sure of. UK English.

Stay in this Grok chat. Do not connect an inbox or another app.

A short example

Fill the blanks, then paste. details: a short note you already have. paste: a short note you already have. Leave the rest of the prompt as written.

1

You paste the code.

2

The assistant asks about language and goal.

3

You get a plain explanation and risks.

What happens

Use Grok Bot to explain what a piece of code does

You're staring at code you didn't write. Get a plain walkthrough before you change anything.

Tools

Paste the prompt, fill the blanks, copy the draft.

  • Grok Bot — required. Drafts from the text you paste. Nothing is sent.

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