Model hub

Browse available model capabilities behind the unified gateway and quickly choose the best fit for your product by scenario.

This page highlights the Gemini image models currently prioritized by BananaRouter, including gemini-3.1-flash-image-preview, gemini-3-pro-image-preview, and gemini-2.5-flash-image.

gpt-image-2

From ¥0.04/call

gpt-image-2

ImagePer-call billing

gpt-5.4

Input ¥1.75/1M tokensOutput ¥10.50/1M tokens

gpt-5.4

llmToken-based billing

gpt-5.5

Input ¥3.50/1M tokensOutput ¥21.00/1M tokens

gpt-5.5

llmToken-based billing

gpt-5.4-mini

Input ¥0.53/1M tokensOutput ¥3.15/1M tokens

gpt-5.4-mini

llmToken-based billing

gemini-3.1-flash-image-preview

From ¥0.09/call

Fast Gemini image generation preview model with multi-resolution output, suitable for creative iteration and UI drafts.

ImagePer-resolution billing

gemini-3-pro-image-preview

From ¥0.20/call

Higher-quality Gemini image model with stronger composition and detail for production-oriented visuals.

ImagePer-resolution billing

gemini-2.5-flash-image

From ¥0.07/call

Balanced Gemini 2.5 image model for everyday generation workloads with reliable latency.

ImagePer-resolution billing

gemini-3.1-pro-preview

Input ¥3.50/1M tokensOutput ¥21.00/1M tokens

gemini-3.1-pro-preview

llmToken-based billing

gemini-3-flash-preview

Input ¥0.88/1M tokensOutput ¥5.25/1M tokens

gemini-3-flash-preview

llmToken-based billing

gemini-3.1-flash-lite

Input ¥0.44/1M tokensOutput ¥2.63/1M tokens

gemini-3.1-flash-lite

llmToken-based billing

gemini-2.5-flash

Input ¥0.53/1M tokensOutput ¥4.38/1M tokens

gemini-2.5-flash

llmToken-based billing

gemini-2.5-pro

Input ¥2.19/1M tokensOutput ¥17.50/1M tokens

gemini-2.5-pro

llmToken-based billing

gemini-2.5-flash-lite

Input ¥0.18/1M tokensOutput ¥0.70/1M tokens

gemini-2.5-flash-lite

llmToken-based billing