ChatGPT-Maker OpenAI Is Headed for a $1 Trillion IPO. The Biggest Winner Could Be Microsoft Stock.

The worst-performing "Magnificent Seven" stock of 2026 owns about a quarter of one of the biggest IPOs in the pipeline.

Alexandr Wang says Meta's coming AI has caught up with OpenAI's flagship model

Meta's superintelligence chief says its upcoming Watermelon model now matches GPT-5.5 on key AI benchmarks.

Over 20 publishers sue OpenAI, Microsoft for training ChatGPT with their content

Publishers representing over 400 newspapers in the U.S. say they were "robbed." ...

How to get exposure to OpenAI before its IPO

OpenAI may not go public until 2027, but there are already many ways to own it indirectly.

OpenAI’s $1 trillion ambition could delay its IPO until 2027

A single trillion-dollar number is now shaping OpenAI's public-listing calendar.

A new OpenAI hire breaks down her 57-interview job hunt

OpenAI researcher Alisa Liu described the job hunt as "challenging but also super rewarding," and recommended plenty of sleep ...

OpenAI Is Now Considering a 2027 IPO With a $1 Trillion Valuation. Should Investors Expect the Same Volatility as the SpaceX IPO?

OpenAI is trying to avoid a volatile IPO. It probably won't succeed.

EZ Primary Research CEO lays out his bear case for OpenAI and Anthropic

Ed Zitron, CEO at EZ Primary Research, joins 'Squawk on the Street' to discuss OpenAI, Anthropic and more.

OpenAI's Sam Altman wants to negotiate a 5% stake in company for US if competitors agree to key provision

Sam Altman reportedly met with Trump and Bernie Sanders about offering 5% of OpenAI to the public, but only if Anthropic and ...