The fierce competition between Anthropic and OpenAI is accelerating AI advancements and driving a race towards blockbuster IPOs. This rivalry is shaping investor perceptions and establishing key leaders in the AI space. The companies are also clashing over financial reporting methods, with OpenAI questioning Anthropic's revenue recognition.

OpenAI files confidentially for IPO as Anthropic’s rise and massive AI infrastructure costs intensify the capital race.

ChatGPT-maker OpenAI on Monday took the first step toward going public, one week after arch-rival Anthropic announced its own filing, as both companies look to raise the massive…