Sam Altman hints at major OpenAI feature drop, teases o3 and o4-mini models ahead of GPT5 roll out

OpenAI CEO Sam Altman has set the tech world abuzz with a series of revealing posts on his social media platform X, hinting at significant upcoming developments in the company’s AI roadmap.

In a post shared early on Thursday, Altman expressed his excitement over a new feature set to launch, writing, “A few times a year I wake up early and can’t fall back asleep because we are launching a new feature I’ve been so excited about for so long. Today is one of those days!” The comment has sparked speculation across the AI community, with many eagerly awaiting details of the surprise release.