GPT Image 2.5 Sunburst

GPT Image 2.5 Sunburst is OpenAI's most capable image generation and editing model, positioned for work where editing precision matters most.

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input · usd / 1m tok

$5.00

output · usd / 1m tok

$30.00

context window

32ktokens

modalities · in → out

pricing

base api ratesusd per 1m tokens

input: $5.00
output: $30.00

providers

OpenAI hosts GPT Image 2.5 Sunburst. Impossibl routes your request intelligently and handles failover automatically when a provider is down.

OpenAI

specifications

takes text in, gives image outopenai/gpt-image-2.5-sunburst

creatorOpenAI
model typeImage generation
context window32,000 tokens
maximum outputnot published
input
takes text in, gives image out
outputimage
tool callingnot verified
releasedsep 8, 2026
endpoint/v1/images/generations

unknown means the public catalog does not establish that fact. a model's documented capabilities can differ from what a particular api supports. see the model documentation for integration details.

benchmarks

Arena Elo1180.00

view source ↗all source data and breakdowns (json) ↗

each configuration is listed separately; these evaluations describe the tested model configuration, and performance and costs can differ on impossibl. unmeasured scores are omitted and api values keep their source units. last checked 2026-09-11.

compare GPT Image 2.5 Sunburst with other models

best-ranked of the same typeusd / 1m tok · in / out

google/gemini-nano-banana-2.1$1.50 / $30.00compare →
google/gemini-3-pro-image$2.00 / $120.00compare →

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frequently asked questions

What is GPT Image 2.5 Sunburst?

GPT Image 2.5 Sunburst is OpenAI's most capable image generation and editing model, positioned for work where editing precision matters most. It takes text and image input, supports inpainting and quality settings from low to max, and sits above the faster Flare sibling in the family.

How much does GPT Image 2.5 Sunburst cost?

GPT Image 2.5 Sunburst costs $5.00 per million input tokens and $30.00 per million output tokens through the Impossibl API. All rates are in USD.

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What is the context length of GPT Image 2.5 Sunburst?

GPT Image 2.5 Sunburst has a 32,000-token context window through the Impossibl API.

What inputs and outputs does GPT Image 2.5 Sunburst support?

GPT Image 2.5 Sunburst accepts text as input. GPT Image 2.5 Sunburst returns image.

How do I use GPT Image 2.5 Sunburst through an API?

GPT Image 2.5 Sunburst is available through the Impossibl API. Use openai/gpt-image-2.5-sunburst as the model identifier with /v1/images/generations. The quickstart explains how to create an API key and send your first request.

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When was GPT Image 2.5 Sunburst released?

OpenAI released GPT Image 2.5 Sunburst on September 8, 2026.

Creator release announcement ↗

this page describes GPT Image 2.5 Sunburst as listed by the impossibl public api. prices and availability come from that catalog, refreshed here every five minutes. this is an impossibl offering, not a comparison of independent hosting-provider quotes. model descriptions and release dates, where available, use the creator sources linked under the answers above.

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