Google Launches Gemini 4 Hydrogen AI Model with 1 Million-Token Context Window

Google has launched its new Gemini 4 Hydrogen AI model, featuring a 1 million-token context window. The model is priced at $1.50 per million input tokens and $7.50 per million output tokens. It achieved a score of 51 on the Artificial Analysis Intelligence Index at default high thinking, reaching 54 at xhigh.