Google's Gemini 4 Hydrogen outscores the bigger Argon just four weeks after its launch View the LinkedIn Profile of Matthias Bastian Nov 12, 2026 Key Points Google has released Gemini 4 Hydrogen, an AI model for everyday coding and agentic workflows that is meant to replace Gemini 3.8 Flash and outperforms the larger Argon in benchmarks. The model offers four reasoning levels, a one-million-token context window for both input and output, and costs $1.50 pe