OpenAI: GPT Image 2.5 Sunburst
GPT Image 2.5 Sunburst is an image generation model from OpenAI released on Sep 8, 2026. It reads text and images and writes images.
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It costs $5 per million input tokens and $30 per million output tokens. Cached input bills at $1.25, 75% less than fresh input.
It supports prompt caching.
4 providers serve it, including Azure, Vercel AI Gateway and AIHubMix.
- Modalities
- In / out price
- $5 / $30 per 1M
- Context
- n/a
- Max output
- n/a
- Released
- Sep 8, 2026
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
GPT Image 2.5 Sunburst pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $5 / 1M tokens | |
|---|---|---|
| Output | $30 / 1M tokens | |
| Cached input (read) | $1.25 / 1M tokens | 75% off input |
GPT Image 2.5 Sunburst providers
4 providers serve it, including Azure, Vercel AI Gateway and AIHubMix. Each host sets its own price and limits, so the cheapest one is not always the one with the longest context.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output |
|---|---|---|---|---|---|
| Azure | $5 | $30 | $1.25 | n/a | n/a |
| Vercel AI Gateway | $5 | $30 | $1.25 | n/a | n/a |
| AIHubMix | $5 | $30 | $1.25 | n/a | n/a |
| Azure Cognitive Services | $5 | $30 | $1.25 | n/a | n/a |
What GPT Image 2.5 Sunburst costs per month
Pick a workload close to yours or type your own volumes.
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GPT Image 2.5 Sunburst questions
How much does the GPT Image 2.5 Sunburst API cost?
$5 per million input tokens and $30 per million output tokens, with cached input at $1.25. The estimator on this page turns that into a monthly bill for your own workload.
Which providers serve GPT Image 2.5 Sunburst?
4 providers serve it, including Azure, Vercel AI Gateway and AIHubMix. Prices differ by host, so the Providers table on this page lists each one with its input and output price.
Is GPT Image 2.5 Sunburst open source?
No. OpenAI serves it through an API only, so you cannot download the weights or host it yourself.
When was GPT Image 2.5 Sunburst released?
Sep 8, 2026.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on GPT Image 2.5 Sunburst?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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