How to Write Effective AI Photo Booth Prompts

The AI photo booth craze has taken the world by storm.

From trade shows and corporate events to brand activations, AI-powered photo experiences are showing up everywhere. Early adopters are already charging premium rates, and interest is beginning to grow in the wedding market as well.

As the technology becomes faster and more reliable, many event professionals are working to understand how to use AI-generated portraits effectively.

In online communities, posts about AI photo booths appear every day. Some ask how to get started while others share creative prompts and results.

In this article, we’ll walk through the foundation of a successful AI photo booth experience: how to think about and refine effective prompts.

The lessons here apply to any photo booth software you choose, and we’ll also highlight key features that make working with prompts easier in Simple Booth.

Let’s start with the basics and build from there.

What is a prompt?

A prompt is the instruction you write for an AI model to transform an image. It’s written in natural language, just like you would describe a scene to another person.

Prompts can be incredibly simple or highly detailed.

Here’s an example of a simple prompt:

Turn them into astronauts standing on the moon.

And here’s a more elaborate version:

Turn them into astronauts standing on the surface of the moon, wearing realistic modern space suits with detailed fabric textures and reflective visors. The Earth is visible in the background, glowing against a dark star-filled sky. Cinematic lighting, soft shadows on the lunar surface, high detail, sharp focus, professional photography style.

Both prompts aim for the same concept. The second one gives the AI more direction, which often leads to more consistent, detailed results.

One important thing to understand is that you can run the same prompt on the same image multiple times and get different outputs. Most AI image generation includes a degree of randomness to encourage creativity.

How to start writing a prompt

The beginning of a prompt matters.

You don’t need to say “Generate an image of…” because the AI already knows its job. Instead, use the opening to clarify what transformation should happen.

In AI photo booth experiences, one of the most important goals is preserving the person in the original image. After all, the result should still look like the guest.

A simple way to do this is by starting with language like: “Turn them into…” or “Turn the person or people into…”

This phrasing works whether the session includes one guest or a group.

From there, you can layer in details about:

• Environment
• Clothing
• Mood
• Lighting
• Camera style
• Level of realism

Start with the core idea first and then build outward.

The prompt writing process

We recommend a very simple process for learning to write prompts.

Here’s a good place to start:

1. Start with a short prompt and run it on an image.
2. See what the model comes up with.
3. If the model adds a detail you like, include that in your prompt and run it again.
4. If the model includes something you don’t like, add a note to your prompt not to do that again.
5. Run your new prompt on the image again, and repeat.

This iterative approach allows you to refine the result over time.

Longer, more detailed prompts often lead to greater consistency between photos. The experience looks more cohesive, and more guests receive the quality you intended.

There will also be fewer surprises — and AI is full of them.

That said, you usually don’t want a prompt to go on for pages. Two to three focused paragraphs is often a sweet spot. If you go too long, key details may get diluted.

Let AI help you write better prompts

If you want a shortcut to writing more detailed prompts, you don’t have to start from scratch.

In Simple Booth, the built-in Expand Prompt feature uses AI to help build out your original idea. You can start with a short concept and let Expand Prompt add structure, lighting, environmental details, and stylistic direction.

You can still refine the result manually, but this makes it much faster to move from a rough idea to a polished prompt.

If you prefer, you can also use external chatbots to describe an output image and generate prompt ideas. For best results, use a chatbot from the same AI provider your photo booth software uses, since similar training data can produce more aligned descriptions.

Once you feel like your prompt is complete, make sure to test it on a variety of images, including photos of individuals, groups, and a wide array of subjects that have different hair, ethnicities, genders, and poses. This is the best way to make sure your prompt will perform in the wild, and not just on one image that you developed it with.

What makes Simple Booth stand out

While the fundamentals of writing prompts apply to any AI photo booth software, Simple Booth includes tools designed to make the process more reliable—and more impactful—for live events.

From AI-assisted prompt expansion to pose and identity controls that help preserve how guests look in the original image, the platform is designed to reduce guesswork and unexpected distortions. This is especially important for professional events where consistency matters.

Simple Booth also allows you to choose between different AI models depending on your needs. Some prioritize speed, while others focus on higher quality results or group photos. Understanding which model to use can make a noticeable difference in output.

You can test and refine AI prompts in the web dashboard without using credits. Credits are only consumed when AI effects are actively run in booth mode or Virtual Booth.

And once your AI experience is live, you can amplify the energy by projecting a rotating stream of AI-generated photos using Simple Booth’s Live Feed™ feature — turning each transformation into a visual moment that attracts attention and encourages participation.

Because AI generation happens in real time, a stable internet connection is required when running AI effects at events.

Simple Booth offers a 7-day free trial with 25 complimentary credits so you can test everything free of charge before you go live.

For more information about AI features, plans, and credits, visit our Help Center or view the plans page for full pricing details.

Putting it all together

Writing effective AI photo booth prompts is less about finding the perfect wording on the first try and more about refining your ideas over time.

Start simple. Run your prompt. Adjust. Repeat.

As AI photo booth technology continues to grow in popularity across corporate events, weddings, and brand activations, the operators who understand how to guide the output will stand out.

Now that you understand the basics, head to the AI Effects page of your Simple Booth dashboard to explore the library of ready-made prompts and create your own.