ThinkFacility Sign in

AI models · Google

Gemini 3 Flash Preview: release date and what it's for

Released , according to Google's changelog. The first Gemini 3 Flash, still sitting in preview while four stable ones shipped past it.

Status
Preview
Released
Lab
Google
Input
$0.50per million tokens
Output
$3per million tokens
Context window
1.05Mtokens
Max output
66Ktokens

API model ID: gemini-3-flash-preview

What we've written about Gemini 3 Flash Preview

September 23, 2026

Gemini models explained: 3.8 Flash vs Flash-Lite vs 3.1 Pro, with every release date

Google has shipped six Flash and Flash-Lite models since May, but the newest Pro you can call is still a February preview.

How Gemini 3 Flash Preview compares on price and context

Price per million tokens

inputoutput

  1. GPT-6 Astra$10 / $50
  2. Claude Fable 5.1$10 / $50
  3. Muse Spark 1.3$1.25 / $4.25
  4. Gemini 3.8 Flash$0.75 / $3.75
  5. Gemini 3.7 Flash$0.75 / $3.75
  6. Gemini 3.6 Flash$0.75 / $3.75
  7. Gemini 3 Flash Preview$0.50 / $3
Context window, in tokens

how much it reads at once

  1. GPT-6 Astra1.05M
  2. Gemini 3 Flash Preview1.05M
  3. Gemini 3.8 Flash1.05M
  4. Gemini 3.7 Flash1.05M
  5. Gemini 3.6 Flash1.05M
  6. Muse Spark 1.31.05M
  7. Claude Fable 5.11M

Next to the newest Google models and the current model from other labs. Prices are in US dollars per million tokens.

What is Gemini 3 Flash Preview?

Gemini 3 Flash Preview is a model from Google, built in the US. You can use it, but the lab still calls it a preview, so expect it to change.

When did Gemini 3 Flash Preview come out?

Google released it on December 17, 2025. That date comes from Google's changelog.

More from Google

GoogleLive

Gemini 3.8 Flash

in /1M
$0.75
out /1M
$3.75
context
1.05M
GoogleLive

Gemini 3.7 Flash

in /1M
$0.75
out /1M
$3.75
context
1.05M
GoogleLive

Gemini 3.6 Flash

in /1M
$0.75
out /1M
$3.75
context
1.05M
GoogleLive

Gemini 3.5 Flash-Lite

in /1M
$0.30
out /1M
$2.50
context
1.05M
GoogleLive

Gemini 3.5 Flash

in /1M
$1.50
out /1M
$9
context
1.05M
GoogleLive

Gemini 3.1 Flash-Lite

in /1M
$0.25
out /1M
$1.50
context
1.05M
GooglePreview

Gemini 3.1 Pro Preview

in /1M
$2
out /1M
$12
context
1.05M
GoogleAnnounced

Gemini 4 Argon

in /1M
$2
out /1M
$10

More news: Google AI news: Gemini and DeepMind updates

.