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

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. On Tuesday, ...

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 ...

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 years.

OpenAI is slowly addressing all concerns around GPT-5, including rate limits and now its personality, which has been criticized for being less affirmative. In a support document, OpenAI confirmed it ...

GPT-4o is back after GPT-5 backlash. Credit: Smith Collection / Gado / Getty Images After a rocky GPT-5 launch, GPT-4o is officially back for paying ChatGPT subscribers. OpenAI CEO Sam Altman also ...