OpenAI Breaks Six-Year Silence with Revolutionary Open-Weight Models gpt-oss-120b and gpt-oss-20b
OpenAI just dropped two game-changing open-weight language models that can run locally on your laptop, and they perform at the level of o4-mini. After six years of keeping its advanced models behind closed doors, the company released gpt-oss-120b and gpt-oss-20b on August 5, 2025, marking its first open-weight release since GPT-2 in 2019. CEO Sam…