The closest alternative to gpt-oss-safeguard-20b is GPT Chat Latest — comparable intelligence (— vs —); for a cheaper option, Nemotron 3 Ultra (free) runs Free/M vs $0.075/M; for more speed, Morph V3 Fast hits 3.1k t/s; and the best open-weight substitute is MiniMax M3.
GPT Chat Latest is the closest alternative to gpt-oss-safeguard-20b, with an Intelligence Index of — (gpt-oss-safeguard-20b scores —) at $5.00 per million input tokens.
Yes — Nemotron 3 Ultra (free) costs Free per million input tokens versus $0.075 for gpt-oss-safeguard-20b, while staying within ~8 points of its Intelligence Index.
MiniMax M3 is the strongest open-weight alternative to gpt-oss-safeguard-20b — downloadable from Hugging Face and self-hostable, scoring 54.7 on intelligence.