GPT-5 mini
Released
GPT-5 mini is an AI model released by OpenAI on Thursday, Aug 7 2025, the same day as GPT-5.
API pricing
- InputWhat you pay for everything you send the model — your question, plus any documents or earlier conversation you include with it.
- $0.25
- Cached inputA reduced rate for text you send over and over. If every request starts with the same instructions or the same document, the provider keeps a copy ready and charges less to read it again.
- $0.025
- OutputWhat you pay for the text the model writes back. It is normally the dearer half: producing an answer costs more than reading one.
- $2.00
Available from
| Azure | — | $0.25 | $2.00 | 400K |
|---|---|---|---|---|
| Azure | swedencentral | $0.275 | $2.20 | 400K |
Compare GPT-5 mini with
Suggested comparisons
Frequently asked questions
GPT-5 mini was released by OpenAI on Thursday, Aug 7 2025.
GPT-5 mini was built by OpenAI. Creators of ChatGPT and the GPT series of models. Pioneered large-scale language model research.
GPT-5 mini costs $0.25 per million input tokens and $2.00 per million output tokens through the OpenAI API. Cached input is $0.025 per million tokens. Rates are pay-as-you-go API prices verified against OpenAI's published pricing on August 18, 2026.
No. GPT-5 mini is a proprietary model. The weights are not published — it is available only through the provider's own API, apps, or partner platforms.
OpenAI's previous tracked release was GPT-5 on Aug 7 2025. It was followed by GPT-5 nano on Aug 7 2025.