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Nano Banana 2 (Gemini 3.1 Flash Image)

Rank #190 google

google/gemini-3.1-flash-image-20260528

Usage data date 2026-07-26 · updated daily

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Usage and specs

Daily rank#190
Daily tokens2.9B
Daily requests996.8K
Daily change −1.7%
Context window131.1K
Released

What is Nano Banana 2 (Gemini 3.1 Flash Image)

Gemini 3.1 Flash Image, 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 advanced contextual understanding with fast, cost-efficient inference, making complex image generation and iterative edits significantly more accessible. Aspect ratios can be controlled with the [image_config API Parameter](https://openrouter.ai/docs/features/multimodal/image-generation#image-aspect-ratio-configuration)

Nano Banana 2 (Gemini 3.1 Flash Image) capabilities

Input: Image、Text   Output: Image、Text

Reasoning output Reasoning Reasoning effort JSON output Structured outputs

Nano Banana 2 (Gemini 3.1 Flash Image) API pricing

Input · per 1M tokens$0.50
Output · per 1M tokens$3.00

List prices in USD; see each provider’s site for current terms.

Tools built on this model

Google Gemini Most useful for people already working in Google services, with plan limits and data permissions worth checking first. Google AI Best for self-taught learners and developers who want to connect AI study with hands-on practice; not for learners needing systematic Chinese-language instruction. Imagen Best for researchers, engineers, and technology decision-makers tracking text-to-image progress; not for casual users who want to generate images right away. Gemini Best for users embedded in the Google ecosystem who need multimodal and automation power; not suitable for users in restricted regions or those who avoid Google services. PaLM 2 Suited to AI developers, researchers, and enterprise teams in the Google ecosystem; not for everyday users seeking a ready-made consumer chatbot.