Compare Nano Banana 2 (Gemini 3.1 Flash Image) from Google and Muse Image from Meta on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.


Nano Banana 2 (Gemini 3.1 Flash Image) and Muse Image 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, $60/M tokens output on OpenRouter.
Muse Image, from Meta, is priced at $0.01/image on OpenRouter.
| Attribute | Nano Banana 2 (Gemini 3.1 Flash Image) | Muse Image |
|---|---|---|
| Input price | Not applicable | Not applicable |
| Output price | Not applicable | Not applicable |
| Context window | 131,072 tokens | Not applicable |
| Intelligence Index | Not available | Not available |
| Coding Index | Not available | Not available |
| Agentic Index | Not available | Not available |
| Latency (p50) | 1.49 s | Not available |
| Throughput (p50) | 34.0 tok/s | Not available |