OpenRouter
GPT-5.1-Codex-Mini
gpt-codex
Model ID openai/gpt-5.1-codex-mini
Provider OpenRouter
Family gpt-codex
Status -
Knowledge Cutoff 2024-09-30
Release Date 2025-11-13
Input Modalities text, image
Output Modalities text
Context Window 400000
Input Limit -
Output Limit 100000
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens $0.25
Output Cost / 1M tokens $2.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.03
Cache Write Cost / 1M tokens -