Google LLM Medium Closed weights

Gemini 3.5 Flash

177 days since Google announced it · 19 May 2026

Gemini 3.5 Flash is a closed-weights LLM from Google, announced 19 May 2026.

Input: —; per 1M tokens
Cache write: —; per 1M tokens
Cache read: —; per 1M tokens
Output: —; per 1M tokens
Context window: —; tokens
Parameters: —; not disclosed

No price on the lab’s own pages.

Announcement: blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-5

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Google · Medium

closed weights

A new one every ~43 days — 8d overdue.

Gemini 3.8 Flash +20d 2 Sep 2026
Gemini 3.7 Flash +23d 13 Aug 2026
Gemini 3.6 Flash +63d 21 Jul 2026
Gemini 3.5 Flash +153d 19 May 2026
Gemini 3 Flash 17 Dec 2025

More from Google

All models

Gemini Omni 1.2 Flash 5 Nov 2026
Gemini 4 Carbon 28 Oct 2026
Gemini Nano Banana 2.1 6 Oct 2026
Gemini 4 Argon 30 Sep 2026
Gemini 3.8 Flash-Lite TTS 22 Sep 2026
Gemini 3.8 Flash TTS 22 Sep 2026
Gemini 3.8 Live Extended Thinking 15 Sep 2026
Gemini 3.8 Live 15 Sep 2026

Facts last updated 1 Nov 2026, from Google’s own pages.