Nano Banana 2 (Gemini 3.1 Flash Image) vs FLUX.2 Max: side-by-side summary

Nano Banana 2 (Gemini 3.1 Flash Image) and FLUX.2 Max are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Nano Banana 2 (Gemini 3.1 Flash Image), from Google, has a 131,072-token context window and is priced at $0.50/M tokens input, $3/M tokens output on OpenRouter.

FLUX.2 Max, from black-forest-labs, has a 46,864-token context window and is priced at $0.07/megapixel on OpenRouter.

Context window

• Nano Banana 2 (Gemini 3.1 Flash Image): 131,072 tokens
• FLUX.2 Max: 46,864 tokens

Price

• Nano Banana 2 (Gemini 3.1 Flash Image): $0.50/M tokens input, $3/M tokens output
• FLUX.2 Max: $0.07/megapixel

Provided by

• Nano Banana 2 (Gemini 3.1 Flash Image): Google
• FLUX.2 Max: black-forest-labs

• Nano Banana 2 (Gemini 3.1 Flash Image) model details, providers and pricing
• FLUX.2 Max model details, providers and pricing