Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Google · Mid
Gemini 3.1 Flash Image Preview, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines...
Input / 1M
$0.5
Output / 1M
$3.00
Cached input / 1M
—
Context window
65K
Where it sits
186th-cheapest mid model
by blended $/Mtok among 262 listed mid models
97% above the mid median
blended $/Mtok across 262 mid models
Output costs 6× input
$0.5 in / $3.00 out per 1M
Held flat since launch (Jun 2026)
no blended price change recorded
Computed live from current prices and this model's history — not hand-written, so it stays accurate as prices move.
Price history
Only one price on record so far — the history chart appears once a price changes.
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 11 Jun 2026 | $0.5 | $3.00 | — | Imported from OpenRouter | openrouter.ai |