© Kelsey McClellan for The New York Times
© Kelsey McClellan for The New York Times
It's almost like Google's got something to prove after taking a break from releasing new frontier AI models earlier this year. Just two weeks after rolling out Gemini 4 Argon, Google has announced Gemini 4 Carbon. This isn't the Flash model equivalent we've been waiting for but, rather, is an improvement on Argon, and like that model, Google is working on a staged release that could take a while.
Stop me if you've heard this one before: Google says its latest AI model reaches a new threshold in coding, agentic tasks, and scientific analysis. It's so capable, in fact, that Google can't let you use it just yet.
Gemini 4 Carbon reportedly makes big gains in cybersecurity applications. Google says the model shows a "significant leap" in vulnerability detection, validation, and remediation. Carbon is also apparently twice as likely to generate code that is free of vulnerabilities versus Argon. Meanwhile, the Chrome team claims that Carbon is 10 times better at generating "high-quality" patches compared to non-Google models. Google also notes that Carbon has increased its score by 89 points on WebDev Arena, now ranking at number four on the leaderboard.
© Aurich Lawson
Google kicked off 2026 with the addition of Personal Intelligence to Gemini, allowing its AI to pull in more of your data to formulate answers. It started as a paid feature but eventually came to all Gemini users. However, this feature wasn't available in the car until now. Google is rolling out Personal Intelligence to Android Auto and Google Built-in, and it is still, thankfully, an optional feature.
As Google points out, a generative AI's outputs are better "when it knows the world and knows you," which is correct in an uncomfortable sort of way. The more context you can provide to a model, the better the output will be at the end of the token shuffle. Since Google has so much of your data already, it sees Personal Intelligence as a differentiator versus other AI systems. You don't have to provide the AI context because it already has it from apps like Gmail and Calendar.
Personal Intelligence is beginning its rollout in Android Auto today, and it will come to vehicles with Google built-in in the next few months. As an aside, "Google built-in" is questionable branding, but it refers to cars that run Google software in the infotainment system rather than projecting an interface from your phone. Very few vehicles have Google built-in, but Google often releases new car features on them first. This time, it's the other way around.
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