# GPT-5 Image Mini

> GPT-5 Image Mini is a language model from OpenAI, released on 16 Oct 2025. It accepts files, images and text and generates images and text, with a 400K-token context window and up to 128K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $2.50 per million input tokens and $2 per million output tokens (OpenRouter), across 1 provider we track.

Source page: https://www.aimodel.directory/models/gpt-5-image-mini
Last verified: 4 Oct 2026

## Specifications

- **Developer:** OpenAI
- **Release date:** 16 Oct 2025 (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Status:** Generally available
- **Context window:** 400K (400,000 tokens) (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Max output:** 128K tokens (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Input:** Files, images and text (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Output:** Images and text (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Reasoning mode:** Yes (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Tool calling:** No (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)
- **Structured output:** Yes (source: OpenRouter, https://openrouter.ai/openai/gpt-5-image-mini)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $2.50 | $2 | $0.25 | 400K |

## FAQ

### What is the context window of GPT-5 Image Mini?

GPT-5 Image Mini has a context window of 400,000 tokens (400K) and can generate up to 128,000 tokens in a single response, according to OpenRouter.

### How much does the GPT-5 Image Mini API cost?

GPT-5 Image Mini is listed from $2.50 per million input tokens and $2 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.

### When was GPT-5 Image Mini released?

OpenAI released GPT-5 Image Mini on 16 Oct 2025, according to OpenRouter.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "GPT-5 Image Mini", https://www.aimodel.directory/models/gpt-5-image-mini