From the source
Gemini 3.5 Flash is now the default Flash model in Google Antigravity, delivering frontier performance for agents and coding, with co-optimization for speed and efficiency.
From the source
From the source

Gemini 3.5 Flash is now the default Flash model in Google Antigravity, delivering frontier performance for agents and coding, with co-optimization for speed and efficiency.
From the source
Gemini 3.5 Flash delivers frontier performance for agents and coding, excelling at complex long-horizon tasks that deliver real-world utility, and is the default Gemini Flash model in Google Antigravity.
antigravity.google