OpenAI upgrades Codex with a new version of GPT-5
Sep 15, 2025 - OpenAI's AI coding agent, Codex, can now spend anywhere from a few seconds to several hours on a task, thanks to a new, customized version of GPT-5.
The downside of a digital yes-man
Jul 7, 2025 - Sycophantic behavior in AI can mean trading accuracy for flattery.
OpenAI preps for models with higher bioweapons risk
Jun 18, 2025 - Preventing harm means both the company, and society at large, need to be prepared.
OpenAI's new reasoning AI models hallucinate more
Apr. 18, 2025 - OpenAI's reasoning AI models are getting better, but their hallucinating isn't, according to benchmark results.