Google announced Gemini 3.5 Flash at I/O 2026, the first model in the new Gemini 3.5 family, with Gemini 3.5 Pro rolling out subsequently mashable.com . The new models represent Google's most advanced AI capabilities to date.

Performance Leap

Gemini 3.5 Flash offers improved speed and efficiency while maintaining high-quality outputs, positioning Google competitively against OpenAI's GPT models and Anthropic's Claude mashable.com .