Softbank on Tuesday disclosed it had sold its entire $5.8 billion stake in Nvidia to fund its investments in ChatGPT-maker OpenAI.

That Alibaba success has often made it harder to see when Son has stayed too long at the table. When Son needed capital to launch his first Vision Fund in 2017, he didn’t hesitate to seek $45 billion from Saudi Arabia’s Public Investment Fund – long before taking Saudi money became acceptable in Silicon Valley.

SoftBank Group's $5.8 billion sale of its Nvidia stake jolted stock markets on Tuesday, stoking fears that the frenzy around artificial intelligence may have peaked, especially after recent warnings from Wall Street bank chiefs and a famed short seller.

SoftBank sold its stake in Nvidia and is all in on OpenAI. Here's what else we learned about the AI race in its earnings call.

SoftBank has been making waves in the investment world and has become one of the most significant financial beneficiaries of the current AI boom. Its Vision Fund reported a gain of ¥3.5 trillion in investments, much of which resulted from its OpenAI holdings, and is now estimated to total ¥2.16 trillion for the quarter.

CNBC's MacKenzie Sigalos reports on news regarding OpenAI.

I'll be hosting a discussion later today about the escalating debate around an AI bubble. First Trade contributor Will Edwards and I will break down both sides, and how to invest, depending on where you come out.

Mauro Goncalves Filho, SVP for AI RAN with SoftBank Telecom America Corp., highlighted a real-world use case for AI RAN.