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Daily Brief: Google's Gemini 4 Carbon goes to cyber defenders first

Gemini 4 Carbon tops the leaderboard but starts with cyber defenders, the DOJ eyes Nvidia's Hugging Face deal, OpenAI deepens its ServiceNow tie-up, and Google opens Gemini and Search to outside apps.

Google's strongest model goes to cyber defenders first

Google DeepMind has announced Gemini 4 Carbon, its new frontier model, just two weeks after Gemini 4 Argon. It ranks first on version 5.0 of the Artificial Analysis Intelligence Index with a score of 59, and Google is leaning hard on security: 88.2% on SEC-bench Pro for finding vulnerabilities, 54.8% on ExploitGym and 71.0% on CWE-bench for patching. The rollout is deliberately staged. A subset of cyber defenders get it this week, trusted partners follow through Google's Fairwind Program, and developers and consumers wait until guardrails are tuned. Google says it is taking part in the US government's voluntary pre-release testing. Pricing matches Argon at $2 per million input tokens and $10 per million output tokens, so when it does open up, top-tier capability arrives at mid-tier cost. Google: Introducing Gemini 4 Carbon

What else matters

DOJ looks hard at Nvidia's $12.93bn Hugging Face deal

The US Justice Department is examining whether Nvidia buying Hugging Face would let the chipmaker "capture a fundamental distribution point for AI", Reuters reports. The probe sits inside a wider look at Nvidia's acquisitions and sales practices. The deal, announced in September, is due to close in the first half of 2027. Mint, citing Reuters

OpenAI and ServiceNow widen their partnership

ServiceNow will build OpenAI models and agents into products spanning app development, IT requests and security, and give all of its employees ChatGPT Work and Codex. A ServiceNow MCP plugin is live in OpenAI's marketplace now; security features enter early access in January 2027, with Codex in AI Workflow Factory due later that year. OpenAI

Google opens Gemini and Search to outside apps

Google's Connected Apps platform is now in public preview for US developers on a waitlist, letting third-party apps plug into both Gemini and Search. More than 50 apps already run inside Gemini, and they reach Search over the coming weeks, a sign of how agents are reshaping where people use apps. TechCrunch