(FILES) OpenAI CEO Sam Altman speaks during the Microsoft Build conference at Microsoft headquarters in Redmond, Washington, on May 21, 2024. OpenAI announced on February 27, 2026, a massive $110 billion funding round valuing the ChatGPT maker at $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 $30 billion from Japanese conglomerate SoftBank, $30 billion from chip giant NVIDIA, and $50 billion from Amazon, with additional investors expected to join as the round progresses. (Photo by Jason Redmond / AFP via Getty Images)