OpenAI
GPT-5 Image Mini API pricing
GPT-5 Image Mini is OpenAI’s model on the API market, released 16 Oct 2025. Prices are per million tokens in USD, as last read from the price list.
$2.50Input / 1M
$2.00Output / 1M
400KContext
128KMax output
Specification
USD per million tokens- Provider
- OpenAI
- Model id
openai/gpt-5-image-mini- Input
- $2.50
- Output
- $2.00
- Cached input
- $0.25
- Context window
- 400K tokens
- Maximum output
- 128K tokens
- Takes
- file, image, text
- Returns
- image, text
- Tool use
- Not reported
- Reasoning
- Yes
- Released
- 16 Oct 2025
- First tracked
- 17 Sept 2026
At $2.50 per million input tokens, GPT-5 Image Mini is dearer than 280 of the 326 models on the price list.
Price changes
Tracked since 17 Sept 2026No price change has been recorded since tracking began on 17 Sept 2026. Prices are checked every six hours, and any change is listed here and on model changes.
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Prices and specifications come from OpenRouter’s catalogue, last read 17 Sept 2026. A provider’s own price may differ; how this is collected.