According to OpenAI (@OpenAI), two new open-weight reasoning models, gpt-oss-120b and gpt-oss-20b, have been released under the Apache 2.0 license. Developed with direct feedback from the open-source community, these models introduce significant advancements in both reasoning capabilities and AI safety. The open-weight release strategy enables AI developers and enterprises to build customized language applications, enhance research in explainable AI, and accelerate the adoption of safe, high-performance reasoning systems across industries. This move is expected to drive innovation in natural language processing, enterprise automation, and AI-driven decision-making by providing accessible, state-of-the-art reasoning tools to a global audience (source: OpenAI, 2025-08-05).