Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) model ID, context window & pricing
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Quick facts
Model ID google/gemini-3.1-flash-image-preview
Source Kilo Gateway
Context Window 65536
Pricing $0.50 input / $3.00 output per 1M tokens
Capabilities reasoning, temperature control
Model overview
Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) is an AI model from Kilo Gateway with 65536 token context window and image, text input support.
Published pricing is $0.50 input and $3.00 output per 1M tokens.
- Workloads that use image, text inputs with image, text outputs.
- Reasoning-heavy prompts where stepwise problem solving matters.
Model ID google/gemini-3.1-flash-image-preview
Provider Kilo Gateway
Family -
Status -
Knowledge Cutoff -
Release Date 2026-02-26
Input Modalities image, text
Output Modalities image, text
Context Window 65536
Input Limit -
Output Limit 65536
Tool Calling No
Reasoning Yes
Structured Output -
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens $0.50
Output Cost / 1M tokens $3.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens -
Cache Write Cost / 1M tokens -