Alphabet (NASDAQ: GOOGL) (NASDAQ: GOOG) stock falls almost 1% on Tuesday despite launching three cost-efficient Gemini AI models, including Gemini 3.5 Flash Cyber, ahead of its earnings release.

Google is developing a new AI accelerator with built-in software coding from its Gemini model, said a report. Google stock rose on the news.

Alphabet (GOOG) stock rises on news of its new "Frozen v2" custom AI server chip designed to boost Gemini efficiency.