【Sam Altman questions WSJ's report on 'OpenAI's progress being behind schedule and extremely costly'] Golden Finance reports that OpenAI CEO Sam Altman stated on X: 'I believe (The Wall Street Journal) (WSJ) is the best newspaper in the United States at the moment, but just hours after we announced the o3 model, they published an article titled 'The Next Great Leap in AI Is Behind Schedule and Crazy Expensive'?!' Previously, it was reported that OpenAI is currently developing a new generation of reasoning models that will think more deeply about user questions. In terms of naming, they may skip 'o2' to avoid trademark conflicts with the UK telecommunications operator O2, and directly use 'o3'.