gpt-oss-safeguard
OpenAI · United States
OpenAI safety classifier · Open weights
- Release month
- Field
- Judge
- Availability
- open-weight · API
- Parameters
- 120b, 20b
- License
- Apache-2.0 · Commercial OK
- Size
- 20b · 120b
Overview
- Released October 29, 2025 · API and open weights
- Classifies by reasoning over a supplied policy · Research preview · Apache 2.0
View official announcement ↗
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