NanoGPT
GPT 5.2 Pro
gpt-pro
Model ID openai/gpt-5.2-pro
Provider NanoGPT
Family gpt-pro
Status -
Knowledge Cutoff -
Release Date 2026-01-01
Input Modalities text, image, pdf
Output Modalities text
Context Window 400000
Input Limit 400000
Output Limit 128000
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control -
Open Weights No
Input Cost / 1M tokens $21.00
Output Cost / 1M tokens $168.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens -
Cache Write Cost / 1M tokens -