Google announces Gemini 4 Hydrogen, a speed-focused model

Google describes Hydrogen as a fast, lower-cost model for everyday coding and agentic work, with rollout reportedly spanning developer, business, consumer, and Antigravity offerings. Google’s benchmark comparisons lack detailed methodology, while an anecdotal user test reported high cost and failure on a simple image question; independent evaluation and clarification of Hydrogen’s place alongside Carbon and Argon remain important.