gemini-3.1-flash-image API Pricing
View current gemini-3.1-flash-image billing, input and output rates, cache pricing, and available groups on API-Route.
API-Route Model Square
Prices captured on: . Rates use the lowest available public group. Longer contexts follow their listed tier; your usage logs show the final charge.
nano banana
- Price per call
- $0.03
- Billing unit
- USD per call