Gemini 4 Carbon, a large language model developed by Google, is now available on the AI Gateway platform. This model is designed for complex tasks such as software engineering, cybersecurity defense, and sustained agentic work. Key features include a 1M-token context window, improved coding and scientific reasoning abilities, and enhanced cybersecurity capabilities. AI Gateway provides a unified API for integrating and managing models like Gemini 4 Carbon, offering features such as custom reporting, budgeting, and routing rules. The model is currently available at 50% off until November 30, 2026, and can be accessed through the Vercel CLI and various coding agents.