Nano Banana
GPT Image 2.5 Sunburst — GPT Image 2.5 with Extra Precision for Detailed Edits
GPT Image 2.5 Sunburst, released by OpenAI in September 2026, is the precision-focused GPT Image 2.5 variant. It takes longer to generate in exchange for extra precision and tighter control over edits.
- OpenAI GPT Image 2.5 Sunburst
- Up to 16 reference images
- 1K, 2K and 4K
- Quality from low to max
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Why GPT Image 2.5 Sunburst Is a Great AI Image Generator
Choose Sunburst when the edit has to be exactly right: retouching, multi-reference composites and layouts where small errors matter.
Extra precision
More careful rendering of fine detail.
Tighter edit control
Changes stay inside what you asked for.
Complex composites
Many references combined faithfully.
Worth the wait
Longer generation for higher accuracy.
What GPT Image 2.5 Sunburst can do
Text to image
Photoreal and designed images with accurate text.
Multi-image edits
Say what each reference image is for, by position.
Extreme ratios
From 3:1 banners to 1:3 vertical strips.
1K, 2K and 4K output
Choose 1K, 2K and 4K in 15 aspect ratios: 1:1, 3:2, 2:3, 4:3, 3:4, 5:4, 4:5, 16:9, 9:16, 2:1, 1:2, 3:1, 1:3, 21:9 and 9:21.
Reference inputs
Besides a text prompt you can add up to 16 reference images.
Up to 4 images per run
Generate 1–4 variations at once and keep the best; each image is billed and refunded on its own.
Use cases
Starting points you can copy into the generator above.
| Use case | Good for | Example prompt |
|---|---|---|
| Ad creatives | Product plus brand assets. | Image 1 is the product, image 2 is the logo. Create a clean ad on a pastel background with the headline "Fresh Every Morning" |
| Edits with precision | Change only what you ask. | Replace the sky in the photo with a warm sunset and keep the buildings, people and shadows unchanged |
| Infographic-style posters | Readable layouts. | A poster titled "5 Habits for Better Sleep" with five numbered icons and short captions, calm blue palette |
| Wide banners | Website heroes. | A 3:1 website banner of a mountain lake at dawn with empty space on the left for text |
GPT Image 2.5 Sunburst in 3 steps
- 1
Write a prompt or add references
Describe subject, style, light and any text in quotes. To edit, upload reference images and say exactly what should change.
- 2
Pick size, aspect ratio and count
Choose the resolution, aspect ratio and 1–4 images. The credit cost is shown before you submit.
- 3
Generate and keep your results
Images appear in the generator and are saved to My works. Anything that fails is refunded automatically.
X Posts About GPT Image 2.5 Sunburst — GPT Image 2.5 with Extra Precision for Detailed Edits
- OpenAI Developers@OpenAIDevs
Meet GPT-Image-2.5 Flare and Sunburst. Introducing new image models in the API, with sharper detail, stronger style adherence, and more control over edits. pic.twitter.com/dirY4ANhpr
View on X - OpenAI@OpenAI
ChatGPT Images 2.5 is rolling out today to all ChatGPT, ChatGPT Work, and Codex users across desktop, mobile, and web. We’re also introducing two new models in the API: GPT-Image-2.5 Flare brings the same quality, editing, and speed improvements, while GPT-Image-2.5 Sunburst…
View on X - OpenAI@OpenAI
ChatGPT Images 2.5—faster, sharper, smarter, with better tools for creating whatever you can dream of. - Faster image generation to keep your ideas flowing - Improved fidelity for more natural, recognizable images - Consistent details across multiple edits - Comment-based… pic.twitter.com/SjHITKJUSV
View on X - Vaibhav (VB) Srivastav@reach_vb
Introducing ChatGPT Images 2.5 🎨 > Up to 50% lower generation latency vs Images 2.0 > More natural lighting, textures, and recognizable subjects > Better detail preservation across repeated edits > Comment directly on images to target changes > Better handling of complex… https://t.co/euEICNTiL3
View on X - OpenAI@OpenAI
Some ideas are easier to draw than describe. Use Sketch to draw right in ChatGPT and show it exactly what you have in mind. Just type “@ Sketch” in ChatGPT. pic.twitter.com/gx6fw0xy3K
View on X
YouTube Videos About GPT Image 2.5 Sunburst — GPT Image 2.5 with Extra Precision for Detailed Edits
GPT Image 2.5 Is AMAZING: Full Breakdown of OpenAI's New Image Model
RandomAI · YouTubeI Tested ChatGPT ImageGen 2.5 (It Surprised Me)
The Professor-AI · YouTubeChatGPT Image 2.5 Is The New King (Fully Tested)
Futurepedia · YouTubeGPT Image 2.5 Review - Nightmare Update?
Oprelia AI · YouTubeOpenAI's New ChatGPT Image 2.5 is Actually Good!
Zenzdesign · YouTubeChatGPT Images 2.5 Just Released and it is mind blowing!
Signal Coders · YouTube
Frequently asked questions
Up to 16. State each image's role in the prompt, for example "image 1 is the product, image 2 is the lighting reference".
Sunburst is slower and focused on precision and edit control; Flare is faster and cheaper for everyday work.
From 2 to 15 credits per image, depending on resolution, aspect ratio and quality. The exact cost is shown before you submit, and failed generations are refunded automatically.
1K, 2K and 4K; aspect ratios 1:1, 3:2, 2:3, 4:3, 3:4, 5:4, 4:5, 16:9, 9:16, 2:1, 1:2, 3:1, 1:3, 21:9 and 9:21.
No. GPT Image 2.5 Sunburst is developed by OpenAI; Nano Banana is an independent service that runs it through a model provider.
Ready for Detailed Edits with GPT Image 2.5 Sunburst?
OpenAI’s newest image model for careful work: up to 16 reference images and 4K output.
- Up to 4K output
- Up to 16 reference images
- Failed outputs refunded