Aion-3.0-Mini vs Nano Banana Pro (Gemini 3 Pro Image): side-by-side summary

Aion-3.0-Mini and Nano Banana Pro (Gemini 3 Pro Image) are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Aion-3.0-Mini, from Aion Labs, has a 131,072-token context window and is priced at $0.70/M tokens input, $1.40/M tokens output on OpenRouter.

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.

Context window

• Aion-3.0-Mini: 131,072 tokens
• Nano Banana Pro (Gemini 3 Pro Image): 131,072 tokens

Price

• Aion-3.0-Mini: $0.70/M tokens input, $1.40/M tokens output
• Nano Banana Pro (Gemini 3 Pro Image): $2/M tokens input, $12/M tokens output

Provided by

• Aion-3.0-Mini: Aion Labs
• Nano Banana Pro (Gemini 3 Pro Image): Google

• Aion-3.0-Mini model details, providers and pricing
• Nano Banana Pro (Gemini 3 Pro Image) model details, providers and pricing