GPT-OSS-Safeguard

language modelOpenAI

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...

Key facts

Made byOpenAI
Typelanguage model
ReleasedOctober 29, 2025
Reads at once131,072 tokens
Price (API, per million tokens)$0.08 in · $0.3 out
Input → outputtext → text
Sizes20B

Questions about GPT-OSS-Safeguard

Who makes GPT-OSS-Safeguard?

GPT-OSS-Safeguard is made by OpenAI.

When was GPT-OSS-Safeguard released?

We first saw GPT-OSS-Safeguard listed on October 29, 2025.

How much does GPT-OSS-Safeguard cost?

Through OpenRouter it costs $0.08 per million input tokens and $0.3 per million output tokens. Prices change, so check the provider before you build on it.

How much text can GPT-OSS-Safeguard read at once?

Up to 131,072 tokens, roughly 98.3K words.

More from OpenAI

Other language models

Modelcast collects this page automatically from public sources (OpenRouter). Facts are copied from those sources, not written by the maker. Not affiliated with OpenAI.