Nano Banana (Gemini 2.5 Flash Image) vs Granite 4.0 Micro: side-by-side summary

Nano Banana (Gemini 2.5 Flash Image) and Granite 4.0 Micro are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Nano Banana (Gemini 2.5 Flash Image), from Google, has a 32,768-token context window and is priced at $0.30/M tokens input, $2.50/M tokens output on OpenRouter.

Granite 4.0 Micro, from ibm-granite, has a 131,000-token context window and is priced at $0.017/M tokens input, $0.112/M tokens output on OpenRouter.

Context window

• Nano Banana (Gemini 2.5 Flash Image): 32,768 tokens
• Granite 4.0 Micro: 131,000 tokens

Price

• Nano Banana (Gemini 2.5 Flash Image): $0.30/M tokens input, $2.50/M tokens output
• Granite 4.0 Micro: $0.017/M tokens input, $0.112/M tokens output

Provided by

• Nano Banana (Gemini 2.5 Flash Image): Google
• Granite 4.0 Micro: ibm-granite

• Nano Banana (Gemini 2.5 Flash Image) model details, providers and pricing
• Granite 4.0 Micro model details, providers and pricing