Major investors are casting doubt on whether artificial intelligence startup Anthropic can reach a $1.5 trillion valuation in a potential initial public offering (IPO). According to a report by The Wall Street Journal, key financial backers and market observers are questioning the feasibility of this ambitious valuation target as the company weighs its public market debut. The skepticism highlights growing scrutiny among investors regarding the massive financial valuations assigned to leading AI firms amid rapid industry growth and substantial capital requirements.