Describe an image. Prism writes the prompt and makes it.
Prism runs GPT Image 2.5, Nano Banana 2 and GPT Image 2. It keeps your product’s label as it is in your photo, and your character’s face the same from image to image.
How the AI image generator works
01Describe the image
Write what you want to see. Attach product photos, a logo or a face to keep.
02Prism writes the prompt
Prism selects the model and writes a detailed prompt with that model’s best practices built in.
03Ask for edits
Ask for a change in plain words. Prism edits the image and keeps the rest.
Image models in Prism
GPT Image 2.5 Sunburst
OpenAI’s most precise image model, for dense text, product details and exact edits.
GPT Image 2.5 Flare
OpenAI’s fast image model, at Sunburst’s price.
Nano Banana 2
Google’s image model, with reference images for faces, products and places.
GPT Image 2
OpenAI’s earlier image model. It keeps reference details such as labels when it edits.
What people make with it
Product photos
Studio and lifestyle shots of your product, with the label from your photo.
Ads and posters
Static ads and event posters with the headline set in the image.
Characters
One character in many scenes, from a reference sheet Prism makes first.
Illustration
Images in Prism’s illustration looks, from blue ink sketch to paper collage.
Portraits
Realistic portraits and editorial fashion photos.
Social posts
Square, portrait and vertical images sized for each feed.
Describe the first image
Frequently asked questions
What is the AI image generator?+
Planegraph’s AI image generator is Prism, an AI agent for images and video. You describe an image, and Prism selects a model such as GPT Image 2.5 or Nano Banana 2, writes the prompt and makes it.
Can it keep my product’s label as it is?+
Yes. Attach a photo of your product. Prism sends it as a reference to a model that keeps details such as labels, like GPT Image 2.5 Sunburst.
Can I keep the same character across images?+
Yes. Prism makes a reference sheet of the character first and passes it to every image they appear in.
Which sizes can I make?+
You can ask for square, portrait, landscape or vertical images, such as 1:1, 3:4, 16:9 and 9:16. The image editor adds feed sizes such as 4:5.
Is it free?+
Yes, you can start free. Free accounts get 10 Prism messages a month and 10 free credits to try the models. Paid plans start at $19 a month and include every feature.
How much does Planegraph cost?+
You can start free: new accounts get 10 credits and 10 Prism messages. Paid plans start at $19 a month with Starter, which gives 1,000 credits a month, enough for about 9 Seedance 2.5 videos or 142 Nano Banana 2 images, and 100 messages. Creator is $29, Pro is $49 and Max is $99 a month, each with more credits and messages.
Which features come with the $19 plan?+
Every feature and every model. Starter at $19 a month includes every model, every advanced feature, the ad library of thousands of real ads, ad templates and the library of realistic AI creators. Higher plans add credits, messages and storage.
Can I make professional image ads?+
Yes. Choose a real ad from Planegraph’s ad library of thousands of ads and remake it for your brand and product, or start from a template. Static ads come in 1:1, 4:5, 9:16 and 1.91:1.