A clash between OpenAI and Anthropic is unfolding, with the two companies taking shots at each other, potentially marking a new era in their battle over ai. The rivalry has spilled into Super Bowl ads, with Anthropic using its ad space to criticize OpenAI's advertising practices. The nature and extent of the conflict, as well as the involvement of other figures, is not entirely clear, with some reports suggesting online squabbles and others discussing business strategies and acquisitions.