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How to Write AI Image Prompts That Actually Work

Master the art of writing prompts for AI image generators. Learn the key elements that result in stunning, usable AI-generated images.

2026-04-19·6 min read·By convrto Team

Getting started with AI image generators? The difference between a mediocre image and a stunning one often comes down to how you write your prompt. Here's your complete guide.

Anatomy of a Great Prompt

Subject

What do you want in the image?

  • People (specific ages, ethnicities)
  • Objects (furniture, products)
  • Animals (breeds, poses)
  • Scenes (landscapes, interiors)

Environment

Where is the subject?

  • Indoor/outdoor
  • Setting (studio, natural)
  • Time of day
  • Lighting conditions

Style

What's the visual style?

  • Photography (portrait, product)
  • Illustration (digital, watercolor)
  • Art style (minimalist, detailed)
  • 3D rendering

Technical Details

Quality boosters:

  • Resolution (8k, 4k)
  • Camera type (Canon, Sony)
  • Lens (50mm, 85mm)
  • Rendering engine

Prompt Structure

Basic Formula

[Subject], [Environment], [Style], [Technical Details]

Example

A professional portrait of a businesswoman in a navy blazer, 
office setting with warm lighting, soft natural light, 
sony a7iii camera, 85mm prime lens, 4k, 
cinematic lighting, detailed, sharp focus

Common Prompt Elements

Lighting Terms

  • Cinematic lighting
  • Softbox lighting
  • Golden hour
  • Rembrandt lighting
  • Volumetric lighting
  • Rim lighting

Quality Terms

  • Detailed
  • Sharp focus
  • High resolution
  • 8k
  • Professional
  • Masterpiece

Style Modifiers

  • Unreal Engine 5
  • Octane render
  • Blender 3D
  • Film photography
  • Studio lighting
  • Minimalist

Camera Terms

  • 35mm
  • 50mm
  • 85mm
  • Wide angle
  • Bokeh
  • Tilt-shift

Avoiding Common Mistakes

Too Vague

❌ "A beautiful woman" ✅ "A professional woman in her 30s, business attire, confident expression"

Too Long

❌ "An extremely detailed..." ✅ Be specific but concise

Conflicting Terms

❌ "Cartoon style but photorealistic" ✅ Pick one coherent style

Missing Key Details

✅ Always include:

  • Subject
  • Setting
  • Style
  • Lighting

Using the AI Prompt Builder

Our AI Prompt Builder makes it easy:

  1. Select your subject type
  2. Choose environment
  3. Pick your style
  4. Add technical details
  5. Copy your optimized prompt

The tool generates prompts that work with Midjourney, DALL-E, Stable Diffusion, and more.

Platform-Specific Tips

Midjourney

  • Use --ar for aspect ratio
  • --no for negatives
  • Include art movements

DALL-E

  • More descriptive
  • Simpler prompts work better
  • Less technical terms

Stable Diffusion

  • Include artist names
  • Specify weights (::)
  • Use negative prompts

Quick Reference

Product Photography

  • Clean background
  • Product focus
  • Soft lighting
  • Professional style

Portraits

  • Subject focus
  • Appropriate setting
  • Flattering light
  • Natural expressions

Scene/Environments

  • Wide establishing shots
  • Atmospheric
  • Detailed backgrounds

Conceptual

  • Abstract ideas
  • Creative compositions
  • Unique perspectives

Start Building Better Prompts

With these techniques, you can create AI-generated images that match your vision. The key is being specific, consistent, and iteratively improving based on results.

Try the AI Prompt Builder to generate optimized prompts for your next project.

Try the Tool

Put this into practice with our free tool.

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