Nano Banana 2 (Gemini 3.1 Flash Image) vs Hy-MT2-1.8B: side-by-side summary

Nano Banana 2 (Gemini 3.1 Flash Image) and Hy-MT2-1.8B 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.

Hy-MT2-1.8B, from tencent, has a 8,192-token context window and is priced at $0.044/M tokens input, $0.177/M tokens output on OpenRouter.

Context window

• Nano Banana 2 (Gemini 3.1 Flash Image): 131,072 tokens
• Hy-MT2-1.8B: 8,192 tokens

Price

• Nano Banana 2 (Gemini 3.1 Flash Image): $0.50/M tokens input, $3/M tokens output
• Hy-MT2-1.8B: $0.044/M tokens input, $0.177/M tokens output

Provided by

• Nano Banana 2 (Gemini 3.1 Flash Image): Google
• Hy-MT2-1.8B: tencent

• Nano Banana 2 (Gemini 3.1 Flash Image) model details, providers and pricing
• Hy-MT2-1.8B model details, providers and pricing