OpenAI Open Models
gpt-oss-120b and gpt-oss-20b open-weight language models
About
The page introduces OpenAI's 'Open models,' specifically gpt-oss and gpt-oss-safeguard, which are advanced open-weight reasoning models available in 120B and 20B parameters. These models are designed for local deployment on various devices, support agentic tasks with instruction following and tool use, and offer deep customization through fine-tuning. They are released under a permissive Apache 2.0 license and provide access to the full chain-of-thought for debugging. The page highlights performance benchmarks against other OpenAI models and provides extensive resources and guides for developers to use and integrate these models, including an interactive demo.
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