Gemini 4 Carbon rolling out to Gemini app for AI Ultra, Argon remains

Google has launched its latest Gemini 4 Carbon model through the Gemini app, following a preview late last month. The release also makes the model available to developers, positioning it as the company’s strongest AI with frontier performance in cybersecurity and long‑horizon capabilities. The rollout highlights AI Ultra features while Argon remains unchanged, offering enhanced AI Ultra integration for users and developers alike.