Models/Google/Nano Banana 2 (Gemini 3.1 Flash Image Preview)

Nano Banana 2 (Gemini 3.1 Flash Image Preview)

Name: Nano Banana 2 (Gemini 3.1 Flash Image Preview) API access
Brand: Google

Google · Proprietary · Released Feb 26, 2026 · google/gemini-3.1-flash-image-preview

Compare Estimate cost

66K contextVisionReasoningStructured output

Available from 1 providerUSD / MTOK · VERIFIED 4 MINUTES AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
Google AI Studio	$0.50	$3.00	—	66K	—	1s	216 tok/s	100.0%

TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · methodology v1.1 · measured 44 hours ago

Pricing variants · USD / MTok in / out

STANDARD

$0.50 / $3.00

per MTok in / out

WEB SEARCH $0.014 / search

About

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...

Specifications

Context window65,536

Max output65,536

Modalities inimage, text

Modalities outimage, text

LicenseProprietary

ReleasedFeb 26, 2026

TokenizerGemini

Gemini 3.7 Flash$0.188 / $0.938 Gemini 3.6 Flash$0.375 / $1.88 Gemini 3.5 Flash Lite$0.15 / $1.25 Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)$0.25 / $1.50

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Nano Banana 2 (Gemini 3.1 Flash Image Preview) price and speed badge

[![Nano Banana 2 (Gemini 3.1 Flash Image Preview)](https://modelindex.ai/badge/google/gemini-3.1-flash-image-preview)](https://modelindex.ai/models/google/gemini-3.1-flash-image-preview)

Sources

OpenRouter API4 minutes ago

AGGREGATOR

LiteLLM dataset4 minutes ago

AGGREGATOR

ModelIndex benchmarks44 hours ago

MEASURED

Verified 4 minutes ago · list prices, not negotiated rates.