Stable Diffusion Prompt Matrix

Stable Diffusion is a powerful AI image generation model that allows users to create realistic images from text prompts. However, crafting effective prompts can be challenging for beginners. This article provides useful prompt examples and formatting tips to help you get started with Stable Diffusion.

Why Prompts Are Important

Prompts serve as the instructions that guide the AI model on what type of image to generate. More detailed and well-formatted prompts lead to better quality outputs. Here are some key reasons why prompts matter:

  • Prompts allow you to specify the content, style, composition, and other attributes of the desired image
  • Prompts give the model context and constraints to narrow down the output possibilities
  • Negative prompts in prompts let you specify what elements to avoid in the generated image
  • Prompts significantly impact the accuracy, quality, and creativity of the final image

In summary, prompts allow you to steer the AI creatively and get tailored results catering to your vision.

Helpful Prompt Writing Tips

Here are some useful tips to write effective Stable Diffusion prompts:

  • Be specific – Provide lots of descriptive details about the content, style, lighting, background etc.
  • Set the tone – Use adjectives and style descriptors to define the mood and feel of the image.
  • Give creative constraints – Limitations spur creativity. Constrain with size, palette, aspect ratio etc.
  • Use reference images – Adding relevant images helps communicate the visuals better.
  • Leverage negative prompts – Specify elements to avoid like bad anatomy, mutilated.
  • Iterate prompts – Treat prompts as hypotheses and keep refining them for better results.

Next, let’s see some formatting best practices for prompts.

Recommended Prompt Formatting

Applying proper formatting to prompts enhances prompt engineering efficiency. Here are some formatting tips:

Organize Long Prompts into Sections

For long prompts, organize related attributes into sections using markdown headers:

## Content
An oil painting of a cute baby elephant

## Style 
Thick, visible brush strokes in the style of Van Gogh's work

## Background
Outdoors in a green forest with sunlight streaming through the trees  

Use Brackets and Parentheses for Optional Elements

Denote optional elements in square [] or round () brackets:

A photo of a [happy] man (wearing a blue shirt)

Separate Concepts with Commas or Newlines

Use commas or newlines to separate concepts. Newlines improve readability for long prompts.

An astronaut, wearing a white space suit, floating in space with the Earth visible behind him

Useful Prompt Examples

Below are some prompt examples covering different use cases:

Detailed Character Portrait

## Content  
A highly detailed digital portrait of Geralt from The Witcher video game franchise. Half body shot depicting a rugged white-haired male warrior wearing black armor and holding two sharp swords behind his back. 

## Style
Extremely detailed and photorealistic in the style of AAA video game concept art. Sharp focus and clarity revealing skin textures and armor damage. Dramatic side lighting to enhance contours.

## Composition 
Portrait orientation. Subject placed slightly right of center. Detailed landscape visible behind him.

## Additional Details  
8K resolution, matte painting background, cinematic lighting, octane render

Landscape Photo Collage

A 5x5 grid collage of beautiful landscape photography including waterfalls, mountains, forests, deserts, and beaches. Vary timing from sunrise to sunset, include mist, snow, and aurora. National Geographic style composition. 8K resolution.

Character Illustration as a Logo

A cute, smiling, cartoon fox wearing glasses and a tie, shaped as the letters F, O, and X to form the company logo for Foxsoft Inc. Bright fun colors. Simple geometric background. Vector illustration.

As you can see, adding more details and structuring prompts systematically helps achieve better results.

Prompt Matrices to Compare Variations

Prompt matrices allow you to test different prompt styles quickly. To use them:

  • Separate alternate prompts with the | symbol
  • The model generates images for every prompt combination

For example:

A cute puppy | kitten | bunny, wearing a colorfully striped | spotted | checkered shirt on a beach | grass field | snowy ground

This matrix would generate 9 images with all prompt combinations.


Crafting effective prompts is crucial for creating quality images with Stable Diffusion. Use the tips and examples provided in this article as a starting point for your prompt engineering journey. Remember to iterate prompts systematically by changing one element at a time. With practice, you will be able to create prompts tailored to your creative vision.

Useful Websites: