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Nano Banana 2

google/gemini-3.1-flash-image-preview

Image model for prompt-driven generation, editing, and visual design workflows

Source-linkedgemini-flashClosed weightsReleased 2026-02-26
Report data
Context window65.536K
Maximum output65.536K
Provider offers6
Knowledge cutoff2025-01
Capabilities

What this model supports

ReasoningYes
Tool callingNo
Structured outputNo
AttachmentsYes
Temperature controlYes
Open weightsNo
Creator
Google
Family
gemini-flash
Modalities
Image, Pdf, Text
License
Not documented
Release date
2026-02-26
Model ID
google/gemini-3.1-flash-image-preview
Market availability

Provider pricing

Report price →
Providers offering Nano Banana 2
ProviderProvider model IDContextInput / 1MOutput / 1MCached / 1MFeaturesAll pricing
Vercel AI Gatewaygoogle/gemini-3.1-flash-image-preview131.072K$0.500$3.000$0.050R · ·
View
{
  "cache_read": 0.05,
  "input": 0.5,
  "output": 3
}
Abacusgemini-3.1-flash-image-preview1.04858M$0.500$3.000R · ·
View
{
  "input": 0.5,
  "output": 3
}
Googlegemini-3.1-flash-image-preview65.536K$0.500$60.000R · ·
View
{
  "input": 0.5,
  "output": 60
}
OpenRoutergoogle/gemini-3.1-flash-image-preview131.072K$0.500$3.000R · S
View
{
  "input": 0.5,
  "output": 3
}
FastRoutergoogle/gemini-3.1-flash-image-preview65.536K$0.500$3.000R · ·
View
{
  "input": 0.5,
  "output": 3
}
Kilo Gatewaygoogle/gemini-3.1-flash-image-preview65.536K$0.500$3.000R · ·
View
{
  "input": 0.5,
  "output": 3
}
Evidence

Published benchmark results

Design Arena: graphicdesign vs top 5 models
Nano Banana 2
1287.0
Nano Banana Pro
1278.0
OpenAI: GPT-5 Image
1202.0
OpenAI: GPT-5 Image Mini
1195.0
Nano Banana
1195.0
Design Arena: image vs top 5 models
Nano Banana 2
1298.0
Nano Banana Pro
1266.0
OpenAI: GPT-5 Image
1213.0
Nano Banana
1208.0
OpenAI: GPT-5 Image Mini
1206.0
Design Arena: logo vs top 5 models
Nano Banana 2
1277.0
Nano Banana Pro
1255.0
OpenAI: GPT-5 Image Mini
1224.0
OpenAI: GPT-5 Image
1218.0
Nano Banana
1184.0