gpt-oss-safeguard-20b

OpenAI· released 29 Oct 2025

openai/gpt-oss-safeguard-20b

Input / 1M tokens: $0.075
Output / 1M tokens: $0.3

Context window131K tokens

Longest answer: 66K tokens

reads textopen weightstool callingreasoning

About

gpt-oss-safeguard-20b is a safety reasoning model from OpenAI built upon gpt-oss-20b. This open-weight, 21B-parameter Mixture-of-Experts (MoE) model offers lower latency for safety tasks like content classification, LLM filtering, and trust...

Details

Lab: OpenAIopenrouter.ai · 3 Oct 2026
Context: 131Kopenrouter.ai · 3 Oct 2026
Input price: $0.075 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $0.3 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 65,536 tokensopenrouter.ai · 3 Oct 2026
Inputs: textopenrouter.ai · 3 Oct 2026
Open weights: Yesopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/openai/gpt-oss-safeguard-20b· checked 3 Oct 2026