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Intermediate Guide

How to Use AI Image Generators

Turn a text description into an actual image — how to write prompts that work, not just prompts that sound good.

Aiverture · Updated July 2026 · 6 min read

The gap between a mediocre AI image and a genuinely great one usually isn't the tool — it's the prompt. Here's how to close that gap.

How these tools actually work

You type a description, and the tool generates an image matching it, usually offering a few variations to pick from. Different tools have different strengths — Midjourney leans toward striking, artistic results, while Adobe Firefly is built for safe, commercial-use images. Both start from the same basic idea: your words become the image.

The prompt formula that actually works

A strong prompt usually has four parts: subject (what's in the image), style (photo, illustration, 3D render, etc.), details (lighting, color, mood), and composition (close-up, wide shot, angle). You don't need all four every time, but leaning on this structure turns vague results into precise ones.

Real examples to try

Weak prompt

"A cat"

Strong prompt

"A ginger cat sitting on a sunlit windowsill, soft morning light, photorealistic, shallow depth of field"

For social media

"A minimalist flat-lay of coffee and a notebook, warm tones, top-down angle, Instagram-ready"

For a project mockup

"A modern mobile app login screen, clean UI, blue and white color scheme, flat design style"

Tips for better results

Worth knowing: most AI image tools have usage policies against generating images of real people without consent, or misleading/deceptive content. Stick to original ideas and you'll avoid running into any of these limits.

Your first thing to try

Pick something you'd genuinely use — a thumbnail, a gift, a mockup — and write a prompt using the subject/style/details/composition formula above.

See free vs. paid image tools

Browse the full image generation category, sorted by price.

Browse Image Tools →