GPT OSS

by OpenAI

About the model:

Open-weight, text-only language model by OpenAI.

Model type:

Text

Model performance class:

Latest

Link to the model:

https://huggingface.co/openai/gpt-oss-120b

Base models:

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End model:

GPT-OSS-120B

End model license:

Apache 2.0

About the organisation:

American AI research organisation founded in 2015.

Link to the organisation:

https://openai.com

Model release date:

August 2025

Availability

Base Model Data

End User Model Data

Base Model Weights

Model weights available for download under Apache 2.0.

https://huggingface.co/openai/gpt-oss-120b/tree/main

End User Model Weights

Model weights available for download under Apache 2.0.

https://huggingface.co/openai/gpt-oss-120b/tree/main

Training Code

Documentation

Code Documentation

Hardware Architecture

https://cdn.openai.com/pdf/419b6906-9da6-406c-a19d-1bb078ac7637/oai_gpt-oss_model_card.pdf

Preprint

https://cdn.openai.com/pdf/419b6906-9da6-406c-a19d-1bb078ac7637/oai_gpt-oss_model_card.pdf

Paper

No peer-reviewed publication available at this time.

Modelcard

Detailed model card includes capabilities, benchmarks, architecture, and licensing.

https://openai.com/index/gpt-oss-model-card/

Datasheet

Access

Licenses

Apache 2.0 license for model weights only

https://huggingface.co/openai/gpt-oss-120b

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