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Gemini 3.5 Flash

Google · released 20 May 2026 · proprietary API

Google's legacy Flash tier: baseline speed for routine high-throughput work.

Context window

1M

1,000,000 tokens

Input price

$1.50

per 1M tokens

Output price

$9

per 1M tokens

Blended

$3.38

3:1 in:out mix

Weights

Proprietary

API only

Released

20 May 2026

Google

Long-context / tier pricing — Flat rate with no long-context tier and no expiry, unlike Gemini 3.8 Flash. Listed prices are the base rate for prompts up to ~200K tokens.

Where it ranks

Of 40 models tracked.

Cost to run

#24

of 40

Input price

#20(tied)

of 40

Context window

#9(tied)

of 40

See the full Frontier Index →

Compare with

The nearest models by blended cost to run.

Put it to work

Specs from BitByteCore's hand-verified Frontier Ledger (v2026-09-26), this row verified 3 Sep 2026 against Google's official pricing ↗. Model pricing moves fast, so confirm with Google before you rely on a figure.