GPT-5.2 Pro
by OpenAItext+image+file->text1 endpoint
Neura Intelligence Index
77.1/ 100
Rank
#36—
Confidence
mediumBenchmarks
5(13% coverage)
Overview
GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...
Capabilities
Text generation
Image understanding
Tool use / Function calling
Structured output
Extended reasoning
Long context
Modalities
Input
ImageTextFile
Output
Text
Technical Specifications
Context Window
400K tokens
Max Output
128K tokens
Tokenizer
GPT
Content Moderation
Enabled
Uptime (24h)
10000.0%
Country
🇺🇸US
Release Date
Supported Parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools
Benchmark Performance
math
| Benchmark | Score | Source |
|---|---|---|
| AIME 2025 | 100 | verified |
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 93.2 | verified |
| ARC-AGI v2 | 54.2 | verified |
| Humanity's Last Exam |
Performance Over Time
Pricing
Per 1M tokens
Input$21.00
Output$168.00