ChatGPT creator OpenAI has filed for an IPO in the US, joining rivals Anthropic and SpaceX in planning to debut on Wall Street.

ChatGPT-maker OpenAI has filed confidentially for an initial public offering, the company said Monday in a blog post. The filing comes a little more than

OpenAI has filed its confidential S-1, the first official step on its path to a blockbuster IPO. The ChatGPT-maker announced the filing on Monday.

ChatGPT maker is expected to be valued at more than $850bn