Gemini (model family)

Overview

Google DeepMind's frontier, natively multimodal LLM family spanning Pro, Flash and Flash-Lite tiers plus Deep Think reasoning. As of mid-2026 the lineup includes Gemini 3.1 Pro / 3.1 Deep Think / 3.1 Flash-Lite, the newer Gemini 3.5 Flash, and the Gemini Omni world-simulator model, with Gemini 3.5 Pro in final development.

Gemini 3 Pro launched November 18, 2025; Gemini 3.1 Pro on February 19, 2026; Gemini 3.5 Flash and Gemini Omni at Google I/O 2026. Gemini 3.5 Pro was widely reported to target a July 17, 2026 launch but slipped past multiple deadlines after a ground-up rebuild and was not officially released as of that date.

Key Specs