Azure
GPT-5-Codex
gpt-codex
Model ID gpt-5-codex
Provider Azure
Family gpt-codex
Status -
Knowledge Cutoff 2024-09-30
Release Date 2025-09-15
Input Modalities text, image
Output Modalities text
Context Window 400000
Input Limit -
Output Limit 128000
Tool Calling Yes
Reasoning Yes
Structured Output -
Temperature Control No
Open Weights No
Input Cost / 1M tokens $1.25
Output Cost / 1M tokens $10.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.13
Cache Write Cost / 1M tokens -