Models / OpenAI
GPT-5.1-Codex
by OpenAI ·
openai/gpt-5.1-codexGPT-5.1-Codex is a specialized version of GPT-5.1 optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
reasoningtool-usevisionreleased 2025-11-13
Legal score · raw
-
not yet benchmarked
Context
400K
max output 128K
Input
$1.56
per 1M tokens
Output
$12.50
per 1M tokens
Suite cost
-
no run recorded
Benchmark results
This model has not been run through the suite yet. See Humanity's Last Lawsuit for the benchmark models are ranked on.