
Gemini (model family)
Google DeepMind's frontier, natively multimodal LLM family spanning Pro, Flash and Flash-Lite tiers plus Deep Think reasoning. As of Oct. 15, 2026 the public frontier model is Gemini 4 Argon (gemini-4-argon), opened Oct. 13 to the paid API, Gemini for business, Ultra, and Pro and Ultra app users. The high-volume workhorse remains Gemini 3.8 Flash, with Gemini 3.8 Live and 3.8 Live Extended Thinking, Gemini 3.5 Flash-Lite, Gemini 3.1 Pro / 3.1 Deep Think, Gemini Omni, and a Fairwind-gated 3.8 Flash Cyber variant. Reuters and Bloomberg reported on Sept. 30, 2026 that Google no longer plans to release Gemini 3.5 Pro. DeepMind's Pro page presents Gemini 3.1 Pro.








