GPT-5.1-Codex-Mini
GPT-5.1 Codex mini (high) is an AI model from OpenAI.
- Publisher
- OpenAI
- Family
- GPT
- Context
- 400K
- Input
- Output
- License
- proprietary
- Released
- 13 Nov 2025
Cite
Notes
Only stored in your browser.
Context
400K
Weights
Closed
API only
Input
$0.25
/1M tok
Output
$2
/1M tok
Cache read
$0.03
0.12x input
Price & speed via Artificial Analysis · ranked across tracked models · caching via OpenRouter
Reported on 17 evals across 7 domains - best 91.7% on AIME 2025: Problems from the American Invitational Mathematics Examination · #17 of 205