Google Releases Gemini 4 Hydrogen, Beating Larger Argon Within a Month
Source The Decoder
At a glance
Google has launched Gemini 4 Hydrogen, a fast AI model for everyday coding and agent tasks. It is meant to replace Gemini 3.8 Flash, and it scored higher than the larger Argon model on several benchmarks.
Key points
Hydrogen offers four levels of reasoning depth.
It can handle up to one million tokens of input and output.
It costs $1.50 per million input tokens and $7.50 per million output tokens.
It is available through the Gemini API, the Gemini app, Google Search, and Google Antigravity.
Why it matters
A cheaper, faster model that beats a bigger one could change which AI tools developers and everyday users choose.
Original article
Google's Gemini 4 Hydrogen outscores the bigger Argon just four weeks after its launch
The Decoder · Nov 13, 2026, 4:58 AM GMT+9 · the-decoder.com
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