Chrome switches to two-week update cycle to counter AI-era security threats

Google says the faster cadence is tied to Chrome’s evolving security strategy as automated AI tools and community bug reports increase the volume of patches. A shorter release cycle makes it easier to manage security fixes and helps shrink the “N-day” patch gap — the window between when a vulnerability is publicly known and when a fix reaches users.

The company also noted that more frequent releases mean smaller updates, which are easier and faster to download. Troublesome changes become easier to isolate because each release contains fewer additions. For businesses that cannot keep up, Chrome’s Extended Stable channel will continue delivering major feature updates every eight weeks while receiving security fixes on the usual weekly schedule. Google still recommends the two-week Stable channel for most enterprise users, calling it the more secure option.

Faster releases also help Chrome ship features more quickly, which matters as AI-assisted development has spawned new browser competitors. While OpenAI’s ChatGPT Atlas was shut down, rivals such as Brave, Dia, Opera Neon, Perplexity’s Comet, DuckDuckGo’s browser and others are vying for Chrome’s market share. Google is also experimenting with adding more AI features to Chrome and rapidly iterating on them.

Because Chrome is the most widely used browser globally, its shift could set an industry standard. Mozilla, Microsoft and Brave have already begun adopting a two-week schedule, following Chrome’s lead. Chrome previously moved from a six-week to a four-week release cycle in 2021, after establishing “release early, release often” principles over a decade ago.

Chrome 153 is rolling out now. Chrome 154 has entered beta testing and is scheduled to reach the stable channel on September 22.