GPT-5.2
OpenAI's GPT-5.2 is a chat model that excels in various tasks, including code generation, reasoning, and text generation, with a notable capability to handle extremely long context windows of up to 272,000 tokens. Its strengths are evident in benchmark scores, where it achieves top 10% performance in multiple indices, including Intelligence, Coding, and Math.
Input
Output
Context
272K
Max Output
128K
Parameters
-
Technical Specifications
Model TypeChat
Context Window272,000 tokens
Max Output Tokens128,000 tokens
ParametersNot available
Release DateDec 9, 2025
Training CutoffAug 31, 2025
Licenseproprietary
Open SourceNo
Input Modalities
ImageText
Output Modalities
ImageText
Capabilities
Benchmarks
Artificial Analysis
37.7%
HLE
79.3%
AA-LCR
90.3%
GPQA
84.8%
Tau2-Bench
99.0%
AIME 2025
75.4%
IFBench
52.1%
SciCode
87.4%
MMLU Pro
99.0
Math
88.9%
LiveCodeBench
43.3
Intelligence
47.0%
Terminal-Bench Hard
Resources & Links
proprietary, Proprietary - API access only
More Models by OpenAI
Related Tools
Data sourced from official provider APIs and documentation
Last updated: Aug 28, 2026
Your AI stack shouldn't stand still.
Every month new models become cheaper, faster, and more capable. Inferbase ensures your application automatically benefits without changing a single API call.