GPT Image 2.5 Prompts: A Practical Guide

12 min read
GPT Image 2.5 Prompts: A Practical Guide

A useful GPT Image 2.5 prompt should make the intended image easy to visualize. For a portrait, that means deciding what the person is doing and where they are. For a poster, it means supplying the headline and deciding what readers should notice first. Words such as “premium” or “atmospheric” can help, but they leave a lot of decisions open.

This guide includes six complete prompts for portraits, posters, product scenes, and illustrations, including a recurring character and a multi-reference composite. Replace the subjects, copy, and use cases with your own. The images are original AI-created design illustrations that show the intended compositions; they are not results from GPT Image 2.5 testing.

Start a GPT Image 2.5 prompt with the image’s purpose

An author portrait and a clothing photograph might feature the same person, but they need different poses and framing. Start with “Create an image for…” and make the other choices around that use.

You can organize the request like this. There is no special syntax to learn.

Create a [type of image] for [specific use]. The main subject is [person, product, or original character], [action or state]. Place them in [setting and essential objects], using [composition and visual style]. Preserve [specific features from the supplied reference]. Include only this exact text: [final copy / no text]. Use an aspect ratio of [ratio]. Do not add [specific unwanted elements].

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For an original illustration without a reference, omit the preservation instruction. For a real person or an existing product, make it concrete: which facial features, which packaging, how many buttons? There is no need to add a page of restrictions unrelated to the job.

Image you need

What to prepare

What the prompt should establish first

An environmental portrait of a real person

A clear face photograph you have permission to use

Appearance, pose, and interaction with the setting

An event poster with text

Approved headline and event details

Type size, placement, and exact wording

A scene featuring an existing product

A clear photograph of the actual item

Construction, relative scale, and which objects are props

An editorial illustration

The article’s subject and a specific visual direction

The idea to communicate and an action that expresses it

A recurring original character

An approved character image

Recognizable features, clothing, and the new action

A composite using several references

Images labeled by their intended roles

What each image contributes and which reference takes priority

OpenAI describes GPT Image 2.5 Flare as the speed-focused option and Sunburst as the option for higher quality demands and precise editing. Check the selected name in an interface that explicitly offers these versions. The examples below are natural-language creative briefs, not API parameters; set aspect ratio and output quality separately in the tool you use.

When your brief is ready, open the creative workbench from PixPix’s GPT Image 2.5 page. Copy your chosen template, upload the references the task needs, and confirm the model and output settings in the workbench. Compare the person or product with the original, then save a version that meets your requirements.

Six GPT Image 2.5 prompt examples for different creative tasks

1. Environmental portrait: give the person something simple to do

An author bio, personal website, or interview can use a portrait that shows a little of the person’s surroundings. They do not have to look at the camera. A simple action often feels more natural than a background packed with props intended to suggest a profession.

Prepare: a clear, unobstructed portrait you have permission to use for this project. The person, studio, and book in this example are fictional. Obtain appropriate consent when working with a real person’s photograph.

Use the uploaded portrait as the reference for the person’s appearance. Create an author-bio image for a personal website. Preserve their face shape, facial proportions, hair color, and distinctive facial features. Seat them at a wooden desk in a bright studio, gently opening a picture book with no text and looking down at its pages. Frame them from the waist up with both hands fully visible. Position the person on the right, leaving enough room on the left to see the setting. Use a plain navy shirt. Keep the background to open shelving and one potted plant. Soft window light, natural skin texture, realistic photography. Landscape 3:2. No headline, brand marks, or other people.

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The subject looks through a book, with the hand gesture and studio setting giving the portrait a clear purpose

The subject looks through a book, with the hand gesture and studio setting giving the portrait a clear purpose

If you replace the studio and book, change the action too. A barista might arrange empty cups; a florist might trim a single stem. If you are unsure how a tool should be held, choose a simpler pose. Check fingers and contact with objects as well as facial likeness.

2. Text-led poster: separate the headline from supporting information

This photography exhibition poster uses three levels of information: exhibition name, event type, and dates. The image copy is in English. To make a poster in another language, replace all quoted wording with your approved copy.

Design a contemporary photography exhibition poster in portrait 3:4. Deliver the flat poster design, not a wall or framed mockup. Use a black-and-white ocean-wave photograph in the lower half and a vivid cobalt-blue block in the upper half. Set the exact headline “STILL IN MOTION” at the top in oversized bold white type across three lines. It must be the largest text. Place “PHOTO EXHIBITION” immediately above the photograph. Put “12—18 OCT” at the bottom, clearly readable but smaller than the headline. Each text group appears once, aligned to the same left edge. Keep the wave clear of the lettering. No people, logos, ticket prices, or additional copy. Extend the design to all four edges, with no outer frame.

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The exhibition headline leads, while the event type and dates have distinct, readable positions

The exhibition headline leads, while the event type and dates have distinct, readable positions

The dates are layout examples. Replace them with confirmed event details before use. Do not ask the model to invent a venue, organizer, or ticket price. If the headline works but the date is hard to read, request a larger, higher-contrast date rather than a whole new photograph.

3. Product scene: build the setting around the real object

Start with a product photograph when the image will represent something you sell. Describing an imaginary lamp is useful for concept work; a listing image needs to follow the actual item’s construction and appearance.

Use the uploaded lamp photograph as the only reference for the product’s appearance. Create a landscape 4:3 lifestyle image to accompany the main product photo in an online store. Preserve the shapes, connections, and colors of the shade, stem, base, switch, and power cord. Do not add features. Place the lamp on a light oak desk with only one closed, plain notebook beside it. Show a daytime reading corner with soft side light; the lamp itself is switched off. Keep the camera angle close to the reference. Show the entire product, with natural contact between the base and desk. Make the lamp the focal point and keep the notebook clear of its base. No text, dimensions, power sockets, or other electrical items.

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A blue lamp and one notebook form a reading corner, with the shade, stem, and base clearly visible

A blue lamp and one notebook form a reading corner, with the shade, stem, and base clearly visible

The blue lamp is a fictional product. Replace it with your actual item and update the preservation requirements. For a bottle, check the opening, label, and capacity markings. For a bag, check handles, zippers, and seams.

If you also need main and detail images, use the approved original to create a product image set with scenes and close-ups. Supply the real product photograph and the images you need, then review colors, components, and accessory counts in every result. Avoid arranging styling props as though they were included in the purchase.

4. Editorial illustration: express the article’s idea through an action

An illustration about slower city living does not need coffee, yoga, camping, and reading all at once. One recognizable action can carry the idea.

Create a landscape 3:2 editorial illustration for a blog about slower city living. An adult non-Asian woman in a brick-red coat has stopped beside a deep-blue bicycle by a river and is looking at two ducks on the water. Keep the distant city buildings small and the sky open. Use clean, hand-drawn flat color shapes with a little restrained pencil texture. The palette is lake blue, brick red, and warm cream. Show the complete bicycle, with both hands resting naturally on its handlebars. No crowds, text, logos, or elaborate decoration. Do not imitate a specific living artist’s signature style.

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A woman pauses with her bicycle to watch two ducks, expressing a quiet moment in city life

A woman pauses with her bicycle to watch two ducks, expressing a quiet moment in city life

When you change the topic, change the action and its relationship to the setting first. An article about reducing phone distractions could show a phone left on a table while its owner tends a balcony plant. A softer color palette alone may not explain the subject.

5. Original character: carry recognizable features into each pose

Recurring characters can work for a column, sticker concepts, or brand content. Choose the character’s appearance first. For later images, attach that approved image again instead of relying on “draw the same character as before.”

Create a landscape 3:2 action sheet for an original anthropomorphic otter. Give the character a round head, small ears, dark-brown fur, and a cream muzzle. It wears a yellow raincoat, brown lace-up ankle boots, and a blue crossbody satchel. The raincoat has no lettering or patterns. Show three full-body poses at the same scale: standing and waving, crouching to tie a boot, and holding a roll of drawing paper. Keep the face, body type, clothing colors, and footwear consistent across all three poses. Show the tail in each pose. Use clean 2D animation-style design with crisp edges and a pale mint background extending across the entire canvas. Space the poses apart without overlap. No text, prop labels, or recognizable features from existing animated characters.

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The yellow-raincoat otter waves, ties a boot, and holds drawing paper while retaining its appearance and colors

The yellow-raincoat otter waves, ties a boot, and holds drawing paper while retaining its appearance and colors

For the next scene, such as “the otter enters an art studio,” attach your chosen character image. Specify the muzzle coloring, raincoat, and satchel before describing the new action. Keeping the coat yellow but changing the bag’s shape still changes the character.

6. Multiple references: assign the person, object, and room to separate images

When you upload a portrait, product photograph, and room image together, give each one a job. If the room already contains a lamp, explicitly say which lamp should remain.

Prepare: a portrait, a lamp product photograph, and a room photograph containing a desk and chair. Use an interface that supports multiple reference images. Label them in your message: “A is the portrait, B is the lamp, and C is the room.” The prompt below explains the intended composite; it does not guarantee that every detail from all three references will survive unchanged.

Create a landscape 3:2 photograph of a reading scene. Reference A supplies only the person’s appearance. Reference B supplies only the lamp’s appearance. Reference C supplies the room, desk, and camera position. Seat the person at the desk from C, reading an open book with no text. Put the lamp from B on the desk at the left side of the image. Preserve A’s facial features and hairstyle, and B’s shade, stem, base, and color. Remove the existing lamp from C and include only the lamp from B. Match the sizes of the person, chair, and lamp to the room’s perspective. The hands touch the pages and the lamp base rests on the desk. Use C’s lighting direction for both the person and lamp. Do not bring in A’s background, add another desk, duplicate the lamp, or add text.

Try it on PixPix →

The person, lamp, and room share a consistent perspective and lighting direction in the reading scene

The person, lamp, and room share a consistent perspective and lighting direction in the reading scene

If the result contains two lamps, identify the one to remove. If the person is too large, describe their size relative to the chair; “make it more realistic” gives much less direction. When a logo or product area must remain pixel-for-pixel unchanged, preserve that area through compositing with the original asset. A prompt cannot guarantee it.

Keep follow-up editing requests focused

Save a version you like before making changes. Use it as the next input and name the location, requested edit, and elements to preserve. These examples can become short revision briefs for your own work.

Problem in the image

A focused editing request

The poster date is too small

Enlarge only “12—18 OCT” at the bottom. Preserve the headline, photograph, and alignment. Add no copy.

A hand obscures the picture book

Adjust only the hand nearest the page so the fingers rest lightly on its corner. Preserve the face, clothes, and background.

An unwanted vase appears behind the lamp

Remove the vase behind the lamp and restore the adjacent wall and desk. Preserve the lamp, cord, and shadows.

The character’s bag has changed

Match the satchel to the attached character reference: the same blue, shape, and strap. Keep the current pose.

For a small correction, edit a selected area in the PixPix workbench. Upload the version you want to edit, select Inpaint, mark the area, and describe the change. Afterwards, compare faces, product labels, and lettering outside the selection too. Do not assume everything else stayed the same.

If the problem is the person’s overall scale, the product’s perspective, or the poster’s reading order, patching individual areas can become cumbersome. Return to the original materials, revise the composition brief, and make a new version. Keep the approved versions so each edit has a clear starting point.

GPT Image 2.5 prompt FAQs

1. Do I need to translate every prompt into English?

Start in the language that lets you describe the request most accurately. If the image needs English copy, list that exact wording in English while keeping the other instructions in your preferred language. A complete description matters more than mixing languages. If a result misses your intent, clarify the subject, position, or action, then compare the next result.

2. Does adding “4K ultra HD” produce a 4K image?

That phrase does not replace output settings. Resolution language in a prompt describes a visual goal; the tool’s supported output options determine the actual pixel dimensions. Check the downloaded file’s width and height, then inspect lettering and details at the intended display size. An enlarged small image is not a native 4K output.

3. Can I use the same prompt for Flare and Sunburst?

Use the same natural-language brief as a comparison starting point, with the same references and output dimensions where possible. Do not also change the composition, copy, and lighting just because you switch versions, or the cause of any difference will be harder to identify. Choose the result that meets the requirements of your actual image.

Official GPT Image 2.5 references

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