gpt-oss
OpenAI's open-weight models for developers
gpt-oss Overview
gpt-oss is a playground for developers to explore OpenAI's open-weight models, specifically gpt-oss-120b and gpt-oss-20b. These models are designed for different scales of infrastructure, with the gpt-oss-120b tailored for large-scale deployments and the gpt-oss-20b optimized for on-device usage. The platform provides a demo environment where developers can experiment with these models, understanding their capabilities and limitations. The models offer varying reasoning levels, though users are cautioned that outputs may be verbose, speculative, or occasionally inaccurate. The primary audience includes developers and researchers interested in leveraging open-weight AI models for various applications.
gpt-oss Screenshot

gpt-oss Official screenshot of the tool interface
gpt-oss Core Features
gpt-oss-120b Model
The gpt-oss-120b model is designed for large-scale infrastructure, making it suitable for enterprise-level applications that require robust computational power. This model offers high reasoning capabilities, enabling complex problem-solving and advanced AI-driven tasks.
gpt-oss-20b Model
Optimized for on-device usage, the gpt-oss-20b model is ideal for developers looking to deploy AI solutions locally. It provides a balance between performance and resource efficiency, making it accessible for smaller-scale projects or applications where cloud dependency is a concern.
Customizable Reasoning Levels
Users can adjust the reasoning level of the models to high, medium, or low, depending on their needs. This flexibility allows for tailored outputs, though users are advised that reasoning may sometimes be verbose or speculative.
Developer Playground
The gpt-oss playground provides a hands-on environment for developers to experiment with open-weight models. It serves as a sandbox for testing and understanding model behavior, outputs, and limitations before integrating them into projects.
gpt-oss Use Cases
Enterprise AI Solutions
Large organizations can leverage the gpt-oss-120b model to develop scalable AI solutions for data analysis, customer support, and automation, benefiting from its high reasoning capabilities.
On-Device AI Applications
Developers can use the gpt-oss-20b model to create AI applications that run locally on devices, ensuring privacy and reducing dependency on cloud infrastructure.
Research and Experimentation
Researchers can utilize the playground to study the behavior of open-weight models, exploring their strengths and limitations in various scenarios.
How to Use gpt-oss
Visit the gpt-oss playground at https://gpt-oss.com and familiarize yourself with the interface.
Choose between the gpt-oss-120b or gpt-oss-20b model based on your infrastructure needs and project scale.
Select the desired reasoning level (high, medium, or low) to influence the model's output style and depth.
Interact with the model by inputting prompts or queries and observe the generated responses.
Review the outputs, keeping in mind that reasoning may be verbose or speculative, and use the insights gained for your development projects.