AXIOS (Madison Mills) - OpenAI and Anthropic are picking public fights
AI CEOs are openly trash-talking each other, sniping over advertising and their philosophical approaches to the future. Why it matters: The squabbling is intensifying as the cost of staying competitive in AI soars — and pressure is mounting for the technology to deliver real returns. Driving the news: The fighting ramped up around the Super Bowl. - Anthropic pledged to keep its large language model, Claude, ad-free , alongside a commercial poking at OpenAI, which is testing ads in ChatGPT. - OpenAI CEO Sam Altman fired back with a 420-word post on X , calling the ad "dishonest." - Altman was already fending off rumors about OpenAI's relationship with Nvidia, after the Wall Street Journal reported the chipmaker was pulling back from…