Nano Banana Pro (Gemini 3 Pro Image) vs MiniMax M3: side-by-side summary

Nano Banana Pro (Gemini 3 Pro Image) and MiniMax M3 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Nano Banana Pro (Gemini 3 Pro Image), from Google, has a 131,072-token context window and is priced at $2/M tokens input, $12/M tokens output on OpenRouter.

MiniMax M3, from MiniMax, has a 1,048,576-token context window and is priced at $0.23/M tokens input, $0.96/M tokens output on OpenRouter.

Context window

• Nano Banana Pro (Gemini 3 Pro Image): 131,072 tokens
• MiniMax M3: 1,048,576 tokens

Price

• Nano Banana Pro (Gemini 3 Pro Image): $2/M tokens input, $12/M tokens output
• MiniMax M3: $0.23/M tokens input, $0.96/M tokens output

Provided by

• Nano Banana Pro (Gemini 3 Pro Image): Google
• MiniMax M3: MiniMax

• Nano Banana Pro (Gemini 3 Pro Image) model details, providers and pricing
• MiniMax M3 model details, providers and pricing