MODEL LINEAGE
中文
Model index
Google DeepMind·Gemini

Gemini 3.5 Flash

The first public model in Google’s 3.5 generation, combining frontier intelligence with low-latency action in the Flash tier.

CurrentLanguageReasoningAgentMultimodalWeights not released
MODEL NUMBER020
First public date
2026-05-19
Organization
Google DeepMind
Family
Gemini
01

Specifications

Only published specifications are shown.

Context
1,000,000 tokens
Maximum input
1,048,576 tokens↗
Maximum output
65,536 tokens↗
Input modalities
Text · Image · Audio · Video
Open weights
No
Status
Current
02

Overview

Release dates

— Google announced Gemini 3.5 Flash at I/O. ↗

Why it mattered

It continued the shift in model tiers toward agentic action speed and product usability.

03

Specifications alongside predecessor

Compared with Gemini 3 Flash Preview ↗

PreviousGemini 3 Flash Preview— · 1M ctx
CurrentGemini 3.5 Flash— · 1M ctx
04

Architecture & capabilities

Model capabilities

Agent

Unclassified tags

Frontier capabilityFast action
05

Release history

Preview

Google announced Gemini 3.5 Flash at I/O.

View source
06

Related models

Select a card to view the related model.

PredecessorGemini 3 Flash PreviewView details →SiblingGemini 3.5 Flash-LiteView details →SuccessorGemini 3.6 FlashView details →
07

Sources

01
Google I/O 2026: News and announcementsGoogle · Published 2026-05-19
Official · Verified02
Gemini API model limitsGoogle · Checked 2026-09-07
Official · Verified
Suggest a correction

Copy this template, add the field, proposed value, and primary source, and share it with the archive maintainer.