Chrome accelerates updates as AI reshapes browser security

Google has officially moved Chrome from a four-week to a two-week release schedule, beginning with Tuesday’s launch of Chrome 153 for desktop, iOS, and Android.

The company said the change reflects Chrome’s evolving security strategy in the AI era. Automated AI tools and community bug reports have increased the volume of patches and updates, while faster-moving threats, including some linked to AI, require quicker fixes.

A shorter cycle can reduce the “N-day” patch gap: the period between a vulnerability becoming known and its fix reaching users. Google said shrinking the time between a fix entering the public codebase and reaching end users makes security updates easier to manage.

The schedule may also help Chrome deliver features faster as Google experiments with additional AI capabilities. AI-assisted software development has contributed to the emergence of alternative browsers, including Brave, Dia, Opera Neon, Perplexity’s Comet, and DuckDuckGo’s browser. OpenAI’s ChatGPT Atlas has shut down.

Google said the change could influence the broader web because Chrome is the most-used browser globally. Mozilla, Microsoft, and Brave have begun adopting a two-week schedule as well.

Chrome previously moved from six-week releases to a four-week cycle in 2021, after promoting “release early, release often” principles for more than a decade.