OpenAI has returned to its roots of openness by releasing two new open‑weight language models—gpt‑oss‑120b and gpt‑oss‑20b—marking its first public weight drop since GPT‑2 in 2019. Unlike fully open‑source releases, open‑weight models provide the learned parameters without exposing the underlying training code or data, striking a pragmatic balance between transparency and safety. Why This Matters […]