Google announced on November 10, 2026 that Gemini 4 Carbon is available to paying developers and enterprises and is rolling out to Google AI Ultra subscribers. The frontier model’s introductory API price is $2 per million input tokens and $10 per million output tokens, including tokens used for reasoning. Paying developers can use Carbon through the Gemini API in AI Studio and Android Studio, while enterprises can access it through Gemini for business. For Ultra subscribers, it is rolling out…