Free AI prompt generator for beginners

Pick a task, fill in a few details and get a clear, structured prompt to paste into ChatGPT, Claude, Gemini or another AI tool. No sign-up, no AI calls, and nothing you type leaves your browser.

Your prompt

Act as a clear, friendly professional writer.
Write an email about: [your topic].
Audience: [who it’s for].
Tone: friendly.
Aim for a medium length (about 150–400 words).

Please include:
1. A subject line (give me 3 options)
2. A short greeting
3. The main message in 2–3 short paragraphs
4. One clear call to action
5. A polite sign-off

Use plain English and short paragraphs. If anything important is missing, ask me up to 3 questions before you start. Don’t invent facts, statistics or sources; mark anything I should verify.

Tips

Add the key facts (dates, names, what you need) so the AI doesn’t guess.
Read it aloud before sending, and remove anything that doesn’t sound like you.

Where to paste it

ChatGPT: Free and quick for drafting and rewording emails. Open ChatGPT ↗ (opens in new tab) · Write a better email →
Claude: Good at matching a natural, careful tone. Open Claude ↗ (opens in new tab) · Is Claude free? →

How to use it

Choose what you want to make, such as an email or study notes.
Add your topic, audience, tone and length.
Copy the prompt and paste it into your AI tool.
Read the answer, then ask for changes (“shorter”, “more formal”, “add an example”).

What makes a good prompt?

Good prompts give the AI a role, a clear task, the audience, the tone and the parts you want back. They also ask it to check with you when something is missing and not to invent facts. This generator adds all of that for you. For more, read Five habits for using AI thoughtfully or see the best free AI tools.

FAQ

What is an AI prompt generator?

It turns a few simple answers (task, topic, audience, tone, length) into a clear, structured instruction you can paste into an AI chatbot such as ChatGPT, Claude or Gemini.

Does this tool use AI or store what I type?

No. The prompt is built in your browser from templates. Nothing you type is sent to us or to an AI service, and nothing is saved.

Which AI tool should I paste the prompt into?

Most prompts work in any general assistant with a free plan, such as ChatGPT, Claude or Gemini. For specific jobs we suggest a specialist tool next to your prompt.

Why does a structured prompt work better?

Telling the AI its role, audience, tone and the exact parts you want reduces guessing, so you usually need fewer follow-up edits.

Is it free?

Yes. The prompt generator is free to use, with no sign-up.

Link to this tool

Find it useful? Bloggers, teachers and newsletter writers are welcome to link to it. Copy this snippet:

<a href="https://whataitool.ai/prompt-generator/">Free AI prompt generator</a> by What AI Tool