Sam Altman’s OpenAI Debuts GPT-4.5 and Calls It a “Giant Expensive Model”
OpenAI just introduced GPT-4.5, calling it the most human-like AI yet. According to OpenAI’s CEO Sam Altman, the model ...
S&P 500 Gains and Losses Today: Nvidia Leads Chip, AI Stocks Lower
The S&P 500 fell 1.6% on Thursday, Feb. 27, as Nvidia led semiconductor and AI stocks lower and investors digested President ...
Stock market today: Dow, S&P 500, Nasdaq sink as consumers start to sour on US economy
Poor earnings results and a slump in the major gauges leave the weekend uncertain as futures hug the flatline.