Google has introduced Gemini 4 Hydrogen, a fast and cost-efficient model designed for reliable agentic workflows and everyday tasks, bringing cutting-edge intelligence to a wider range of users. Hydrogen is built for rapid execution across diverse workflows, complementing the company's existing frontier models, Gemini 4 Carbon and Gemini 4 Argon, which excel at deep reasoning. With Hydrogen, Gemini 4 will be available to all tiers of Google AI Studio, as well as through the Gemini API, Gemini for business, and other Google services, including Google Search and Google AI Pro and Ultra subscribers, making advanced intelligence more accessible and efficient for users.