gpt-oss-20b
OpenAI馃嚭馃嚫
openai/gpt-oss-20bGPT-OSS-20B is OpenAI's smaller open-weight model (around 20B parameters), designed to run on more modest hardware while retaining solid reasoning and coding ability for local or self-hosted use cases.
Cost rate
0.1x
Context
131K
Released
Aug 5, 2025
Input
Text
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Mathematical
#212 路 top 56%
Medicine & Healthcare
#217 路 top 58%
Business, Management, & Finance
#229 路 top 58%
Software & IT Services
#233 路 top 58%
Performance
Median latency and throughput measured across recent requests.
Throughput237 tok/s
Latency