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GPT Image 2.5 API

OpenAI's top image model — precise edits, perfect text, up to 4K

FromUp to −12%
$0.0066/imgOfficial price $0.0074

per image · 1K · low

Try GPT Image 2.5

Runs on your balance at the price shown on the button. Results are saved to your account.

Open full-screen Studio
0/5000

Output image shape.

Output size tier: 1K (≈1 MP), 2K (≈4 MP) or 4K (≈8 MP, experimental).

Rendering effort. Higher quality uses more output tokens and costs more; xhigh and max are for final assets.

Estimated cost…

Create a free account with Google or email — pay only for what you generate.

Your image will appear here

Write a prompt, pick your settings and hit Run. You only pay for successful generations.

What is GPT Image 2.5?

GPT Image 2.5 (Sunburst) is OpenAI's highest-quality image model: precise multi-image editing, reliable text and layout, five quality levels and output up to 4K.

Up to 4K
1K, 2K and 4K tiers
5 quality levels
Low to max
16 references
Multi-image editing
Precise text
Layouts and labels

Edits that stay on-brand

GPT Image 2.5 Sunburst prioritizes editing precision: change a background, a color or a detail and the product, label and faces stay exactly as they were. Combine up to 16 reference images.

Text you can ship

Posters, packaging, menus and UI mockups come out with correct spelling and clean layout, in any of 11 aspect ratios.

GPT Image 2.5 pricing

Pay per image. No subscription. Failed generations are refunded automatically.

TierOfficial priceCheaper Gen.
1K · low
1024×1024
$0.0074/img$0.0066/img
2K · low
2048×2048
$0.013/img$0.012/img
1K · medium
1024×1024
$0.015/img$0.013/img
2K · medium
2048×2048
$0.029/img$0.025/img
1K · high
1024×1024
$0.055/img$0.048/img
2K · high
2048×2048
$0.109/img$0.096/img
  • Official price: OpenAI API list price for gpt-image-2.5-sunburst ($30 / 1M image output tokens, $5 / 1M text input, $8 / 1M image input). Prices verified 2026-10-16.
  • Per-image figures are for square images and include a typical prompt; each input image adds about $0.016.
  • xhigh and max quality cost more — see the price in the playground.

Specifications

Resolutions
1K · 2K · 4K
Quality
low · medium · high · xhigh · max
Aspect ratios
1:1 · 3:2 · 2:3 · 4:3 · 3:4 · 5:4 · 4:5 · 16:9 · 9:16 · 21:9 · 9:21
Edit inputs
Up to 16 images
Model id (OpenAI)
gpt-image-2.5-sunburst
Released
Sep 8, 2026

Use GPT Image 2.5 via API

One request to start a job, one to fetch the result. Same shape for every model.

Full API reference
import os, time, requests

API = "https://cheapergen.com/api/v1"
headers = {"Authorization": f"Bearer {os.environ['CHEAPERGEN_API_KEY']}"}

# 1. Submit the job
job = requests.post(f"{API}/run/openai/gpt-image-2.5/text-to-image", headers=headers, json={
    "prompt": "A minimalist poster for a jazz night called “BLUE HOUR”, saxophone silhouette, deep blue and brass, clean typography",
    "aspect_ratio": "1:1",
    "resolution": "1K",
    "quality": "medium"
}).json()

# 2. Poll until it finishes (or pass "webhook_url" and skip polling)
while job["status"] in ("queued", "running"):
    time.sleep(3)
    job = requests.get(f"{API}/generations/{job['id']}", headers=headers).json()

print(job["status"], job["output"]["images"][0]["url"] if job["status"] == "succeeded" else job["error"])

Example prompts

Hit “Try it” to load a prompt into the playground above.

  • Packaging design for an oat-milk carton called “OATLY GOOD”, pastel illustration, nutrition panel with legible text

    Try it
  • A UI mockup of a meditation app home screen, soft gradients, three cards with short labels

    Try it
  • Image Edit

    Replace the background with a sunlit Mediterranean terrace; keep the bottle and label exactly the same

    Try it

GPT Image 2.5 FAQ

GPT Image 2.5 is billed per image by OpenAI's token rates: the quality level and resolution set the output tokens, and the prompt and each input image add input tokens. The price is shown before you run. Failed or refused generations are not charged.

Low and medium are great for drafts and volume; high is the usual choice for finished images; xhigh and max spend far more tokens on detail for hero assets.

Yes. Requests run on OpenAI's GPT Image 2.5 model through an official OpenAI API channel, at a lower price than OpenAI's list price.

Yes, subject to OpenAI's usage policies and our Terms of Service.

GPT Image 2.5 is developed by OpenAI. Cheaper Gen. provides API access through official upstream endpoints and does not own the model. Trademarks belong to their respective owners. · Markdown · OpenAPI