OpenAI’s Personality Problem: Why GPT-4o Got Rolled Back (and What It Means)

It’s not often you see a company like OpenAI admit to a mistake, roll back a major update, and publish not one, but two, in-depth postmortems about what went wrong. But that’s exactly what happened when the latest GPT-4o update hit ChatGPT—and users found themselves chatting with what felt like a digital yes-man.