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OpenAI · Image model · GA
OpenAI: our most capable model for image generation and editing developers.openai.com (opens in a new tab)
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Figures checked 1 Nov 2026. A dash means not published on the sources we checked, so it stays blank rather than estimated.
US$ per 1M tokens, standard tier, short prompts. Output left blank where not published.
| Model | Input US$/1M | Output US$/1M |
|---|---|---|
| GPT Image 2.5 Sunburst | 5 | 30 |
| GPT Image 2 | 5 | 30 |
| GPT Image 2.5 Flare | 5 | 30 |
| Nano Banana 2.1 (Gemini image) | 1.5 | 30 |
| Gemini 3.1 Flash Image | 0.5 | 60 |
| Lab | OpenAI |
|---|---|
| Type | Image |
| Status | GA developers.openai.com (opens in a new tab) |
| Released | – |
| API access | Yes developers.openai.com (opens in a new tab) |
| API model ID | gpt-image-2.5-sunburst developers.openai.com (opens in a new tab) |
| API rate limits | – |
| Consumer app plans | – |
| Price at each level | – |
| Input per 1M tokens | US$5 developers.openai.com (opens in a new tab)Text input. Image input US$8 |
| Output per 1M tokens | US$30 developers.openai.com (opens in a new tab)Image output tokens |
| Cached input | – |
| Batch in / out | US$2.5 / US$15 developers.openai.com (opens in a new tab)Text in, image out |
| Other pricing | – |
| Context window | – |
| Max output | – |
| Input types | text, image developers.openai.com (opens in a new tab) |
| Output types | image |
| Weights | Closed developers.openai.com (opens in a new tab) |
| Reasoning | – |
| Tool use | – |
| Artificial Analysis index | – |
| Output speed | – |
| Time to first token | – |
| Reasoning levels | – |
| Lab benchmark claims | – |
| Limitations | – |
GPT Image 2.5 Sunburst has no published tool use, so we do not match it to MCP servers. Browse AI tools
Same type, closest on quality index and blended price. A similarity, not a ranking.
Compare GPT Image 2.5 Sunburst with GPT Image 2 and GPT Image 2.5 Flare
All 109 AI models · AI agents · How we check sources
OpenAI 
CNBC confirmed OpenAI is now seeking up to US$20bn, down from about US$30bn, and the FT put the post-money valuation at US$1.25tn. The round is still open. Less fresh equity means more scrutiny of every gigawatt OpenAI has signed for.
Source: CNBC (opens in a new tab)
OpenAI
OpenAI says Terra matches GPT-6 Astra on Agents' Last Exam at a tenth of the price per token and finishes tasks over 3x faster.
Source: OpenAI (opens in a new tab)
