Model family timeline
Last updated May 19, 2026
Gemini 3 model releases
A source-backed timeline for the Gemini 3 model family, collecting release dates, labs, access details, context windows, and major lifecycle changes.
2
Models
1
Labs
0
Open
2
Recent
Most recent in this set
2 models
Gemini 3.5 Pro
PreviewGoogle DeepMindFrontierProprietary
Announced at Google I/O 2026; emphasizes deep multimodal reasoning over a 2M-token context. Recent reporting says the broad launch slipped from June toward July while testers continue using it in Google Antigravity and LMArena.
Type
MoE
Params
Undisc.
Context
2M
Top eval
—
Released
May 19, 2026
3mo ago
MoEUndisc.2M ctxMay 19, 2026
Gemini 3.1 Pro
AvailableGoogle DeepMindFrontierProprietary
Generally available multimodal flagship with native tool use and a 2M-token context.
Type
MoE
Params
Undisc.
Context
2M
Top eval
—
Released
Feb 19, 2026
6mo ago
MoEUndisc.2M ctxFeb 19, 2026