This was announced by the high-profile company behind the popular AI service ChatGPT, among other things.
The round totaled $122 billion in subscribed capital, an increase from the $110 billion the company previously announced.
At the end of February, OpenAI attracted funding from, among others, Amazon, Nvidia and Japan's SoftBank.
The investment then valued OpenAI at $730 billion. But now, a month later, the valuation is even higher.
