GPT-5 Image

OpenAI · Released October 2025

[GPT-5](https://openrouter.ai/openai/gpt-5) Image combines OpenAI's GPT-5 model with state-of-the-art image generation capabilities. It offers major improvements in reasoning, code quality, and user experience while incorporating GPT Image 1's superior instruction following,...

It is part of OpenAI's GPT family, where Sol, Luna and Terra mark the current generation's capability tiers and Pro servings trade speed for deeper computation.

Facts and pricing

Provider

OpenAI

Context window

400K tokens

Input price

110 credits / 1M tokens ($10.00 raw)

Output price

110 credits / 1M tokens ($10.00 raw)

Vision (image input)

Yes

Tool calling

No

Extended reasoning

No

Credits are what Zeplik bills: 1 credit = $0.10, computed from the raw provider rate with a 1.10x margin. Raw prices shown per 1M tokens.

What GPT-5 Image is best for

• Hard problems where answer quality matters more than cost: strategy, analysis, difficult writing
• Long documents: the 400K-token window holds lengthy reports, contracts or papers whole
• Working with images: screenshots, charts, photos and scanned documents alongside text

Example prompts

Prompts that suit a frontier model like GPT-5 Image:

• Review this business plan and give me the three hardest questions an investor would ask
• Rewrite this announcement so it lands with both engineers and executives
• I am choosing between two job offers, help me think through the tradeoffs
• Draft a technical design doc for a rate limiter, including failure modes

OpenAI family

All 90 OpenAI models

Frequently asked questions

What is GPT-5 Image?

GPT-5 Image is an AI model by OpenAI. [GPT-5](https://openrouter.ai/openai/gpt-5) Image combines OpenAI's GPT-5 model with state-of-the-art image generation capabilities. It offers major improvements in reasoning, code quality, and user experience while incorporating GPT Image 1's superior instruction following,...

How much does GPT-5 Image cost on Zeplik?

Input tokens cost 110 credits per million and output tokens 110 credits per million (1 credit = $0.10; the raw provider rates are $10.00 and $10.00 per million). New accounts start with free credits.

How long can a conversation with GPT-5 Image be?

GPT-5 Image has a 400K-token context window (400,000 tokens), which covers the conversation plus any documents you attach.

Does GPT-5 Image support images and tools?

GPT-5 Image accepts image input and does not support tool calling.

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