Gemini 4 Argon reportedly launches today for Ultra, Antigravity adds model tiers
Gemini 4 Argon is said to open to Google AI Ultra subscribers today, with Antigravity CLI 1.3.4 adding low, medium and high Argon tiers and the Gemini app folding its Spark agent into the main chat.

GOOGLE NEWS 🔥: - Gemini 4 Argon is set to arrive today for Google AI Ultra subscribers. - Antigravity CLI 1.3.4 adds Gemini 4 Argon model variants in low, medium and high. - The Gemini app is merging its Spark agent into the main chat with new "Chat" and "Task" toggles and a "Scheduled" page. - Google is preparing Gempix 3 Pro, likely Nano Banana 3 Pro, built on Gemini 4 Argon. - Google launched Fitbit Edge, a $179 fitness tracker with a display and GPS, along with Google Health app updates.