KAT-Coder-Air V2.5 vs Nano Banana Pro (Gemini 3 Pro Image): side-by-side summary

KAT-Coder-Air V2.5 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.

KAT-Coder-Air V2.5, from kwaipilot, has a 256,000-token context window and is priced at $0.15/M tokens input, $0.60/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

• KAT-Coder-Air V2.5: 256,000 tokens
• Nano Banana Pro (Gemini 3 Pro Image): 131,072 tokens

Price

• KAT-Coder-Air V2.5: $0.15/M tokens input, $0.60/M tokens output
• Nano Banana Pro (Gemini 3 Pro Image): $2/M tokens input, $12/M tokens output

Provided by

• KAT-Coder-Air V2.5: kwaipilot
• Nano Banana Pro (Gemini 3 Pro Image): Google

• KAT-Coder-Air V2.5 model details, providers and pricing
• Nano Banana Pro (Gemini 3 Pro Image) model details, providers and pricing