Nano Banana 2 (Gemini 3.1 Flash Image)
Model at Google
The basics
As of Nov 1- Status
- Price
- Context
- Open weights
Updates
Role
General-purpose model at Google
- Announced
May 2026 to now · 6 months
Similar models
Gemini 4 Argon
$2 in, $10 out
Gemini 3.8 Flash
$0.75 in, $3.75 out
Gemini 3.7 Flash
$0.75 in, $3.75 out
Similar models for now. Real viewing data comes after launch.
Cost vs peers
Most expensive of 6 similar models by output price.
Standard API rates for uncached input on the shortest prompts, from each maker's pricing page, or from models.dev for models not researched here yet. Gemini 3.8 Flash: Through Dec 31, 2026, then $1.50 in and $7.50 out. Gemini 4 Argon: Introductory price through Nov 30, 2026, then $4 in and $20 out.
Where it works
Prices and uptime are OpenRouter's figures for each provider's cheapest endpoint. Uptime covers the last 24 hours.