Gemini 4 Hydrogen now available on AI Gateway
Gemini 4 Hydrogen, succeeding Gemini 3.8 Flash, is now available on Vercel's AI Gateway, offering improved performance in agentic coding, knowledge work, and tool use with enhanced reliability in following instructions, formatting, and task boundaries. It supports longer engineering tasks, better-researched documents, and stronger grounding to reduce unsupported claims. The model can be used via the 'google/gemini-4-hydrogen' identifier in supported tools after setting up the Vercel CLI. AI Gateway provides a unified API for model access, usage tracking, cost management, and advanced configurations like routing rules and budgets, with no markup or platform fees.