GPT-5.1-Codex

OpenAI · openai/gpt-5.1-codex

← Back to leaderboard

GPT-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....

imagetexttext+image->text

Context

Max context: 400000
Max output: 128000

Pricing

Input / 1M: 1.25
Output / 1M: 10.00
Blend / 1M: 5.63

Quality

Quality index:

Provider

Provider: OpenAI
Moderated: no