OpenAI launched GPT‑5 in August 2025, calling it their most advanced model yet. CEO Sam Altman described it as a “PhD-level expert in your pocket,” capable of tackling everything from code and math to health advice and image analysis. It’s a big upgrade over previous versions. GPT‑5 introduces a new architecture, improved reliability, and better […] The post GPT‑5: OpenAI’s Latest Model, Open Releases, and First Reactions appeared first on RisingStack Engineering.