Google: Nano Banana 2 (Gemini 3.1 Flash Image) (google/gemini-3.1-flash-image) is a chat model from openrouter with a 131.1K-token context window; capabilities reasoning, vision; input image, text; output image, text.
131.1KContext
32.8KMax output
$0.5$ / 1M in
Pricing
Input
$0.5 / 1M tokens
Output
$3 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: openrouter. Last verified 2026-07-24.