Web browsers like Mozilla's Firefox and Apple's Safari already block third-party cookies by default, so Google Chrome would have just been playing catch-up. However, Chrome makes up a whopping 66 percent of the global web browser market share, so most internet users are still exposed to third-party cookies thanks to Google.

Privacy Sandbox, originally pitched as an alternative to cross-site ad tracking, will not show a standalone prompt. Instead, Chrome is readying a different “informed choice.”

As the federal government and Google work through potential remedies for the company’s illegal monopoly over online search, OpenAI is interested in purchasing the Chrome browser, should the court order it be sold off to loosen Google’s grip on the market.