Big Tech’s AI spending is in the hot seat. As Microsoft prepares to report quarterly earnings Tuesday, it will have to prove to a skeptical Wall Street that its AI costs are worth it.

Sam Altman detailed steps that the private and public sectors should take to ensure that a “democratic AI” will prevail over an “authoritarian AI” model.

OpenAI is testing a new search engine that uses generative artificial intelligence to produce results, raising the prospect of a significant challenge to Google’s dominance of the online search market.