OpenAI is reshaping its Model Behavior team, a small but influential research group tasked with shaping how the company’s AI ...

The reorg means the Behavior folks will now report to Max Schwarzer, OpenAI's Post Training lead. Their founding leader, Joanne Jang, isn't disappearing, though. Instead, she's launching a new ...

After a rocky GPT-5 launch, GPT-4o is officially back for paying ChatGPT subscribers. OpenAI CEO Sam Altman also promised users to give them a warning before taking away GPT-4o again.

OpenAI is working to change ChatGPT’s personality after a recent update let to outcry among users. Last week, OpenAI unveiled GPT-5, its first major update to the system that powers ChatGPT in ...

PolyU develops innovative Language Model Linguistic Personality Assessment system, advancing AI for diverse applications in manufacturing, business and education ...

After GPT-5 backlash, OpenAI is bringing back GPT-4o and other legacy models as options for paying ChatGPT users.