How to write a prompt for an AI image generator

You typed “a cat in space” and got something that looks like every other cat in space. The picture in your head had a mood, a light, a camera angle. AI image tools respond to detail, and a prompt that reads like a short scene description gets you much closer, much faster.

A prompt formula, then AI image generator apps. Do not create images of real people without their consent, and do not use them to deceive. Read the app’s terms on how you can use what it makes, and check what it does with photos you upload.

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Write it like a scene

Subject first, then setting, then style: “an old fisherman mending a net on a wooden pier at dawn, soft golden light, watercolour”. Each part narrows the result. Compare apps in AI image generator apps.

Pick the frame before you start

Choose the shape for where the image will go: tall for a phone story, wide for a banner, square for a post. Add framing words such as close-up or wide shot. For posts, compare carousel maker apps.

Iterate one word at a time

When the result is close, change one detail per try so you see what each word does. Save prompts that work. To fix small flaws afterwards, see how to remove unwanted objects from a photo.

Use it fairly

Ask before using someone’s face, label AI images where it matters and check the app’s terms before using images commercially. To understand what is happening under the hood, see how to understand how AI works; for animation, see animate photo apps.

Compared from each developer’s own store description.
Step	What you do	Why
1. Subject	who or what, clearly	the centre of the image
2. Setting	where and when	context and mood
3. Style and light	medium, colours, lighting	the look you want
4. Framing	close-up, wide, ratio	fits where it goes
5. One change per try	adjust a single word	learn what works

Frequently asked questions

How do I write a good AI image prompt?

Describe the subject, the setting, the style and lighting and the framing, then adjust one detail at a time.

Why do my AI images look generic?

Short prompts leave the tool to guess. Add setting, mood, lighting and camera framing.

Can I make AI images of real people?

Only with their consent and within the app’s terms. Never use them to deceive or harm someone.