SAN FRANCISCO, Feb 28 — OpenAI announced yesterday a massive US$110 billion (RM428 billion) funding round valuing the ChatGPT maker at US$730 billion, with SoftBank, Nvidia and Amazon each making multi-billion-dollar commitments as the artificial intelligence company races to meet surging global demand.

The investment round — one of the largest in Silicon Valley history — includes US$30 billion from Japanese conglomerate SoftBank, US$30 billion from chip giant Nvidia, and up to US$50 billion from Amazon, with additional investors expected to join as the round progresses.