CREATIVE INTELLIGENCE · Google
Nano Banana 2 (Gemini 3.1 Flash Image)
Nano Banana 2 (Gemini 3.1 Flash Image) is a reasoning, image-generating model from Google in the Gemini family, living in The Tidal Isles (creative intelligence). It reads text and images and writes text and images, with a 131K-token context window and up to 33K tokens of output. On OpenRouter it costs $0.500 per million input tokens and $3.00 per million output tokens.
See Nano Banana 2 (Gemini 3.1 Flash Image) in 3DOpen in the WorktableView on OpenRouter
Specifications
- Provider
- Family
- Gemini
- Province
- The Tidal Isles
- Context window
- 131K tokens
- Maximum output
- 33K tokens
- Input / 1M tokens
- $0.500
- Output / 1M tokens
- $3.00
- Accepts
- text, images
- Produces
- text, images
- Reasoning
- Yes
- Tool use
- No
- Added to OpenRouter
- 2026-06-18
- Model ID
google/gemini-3.1-flash-image- Price history
- —All recorded prices
From the 2026-10-24 catalog snapshot. Prices are US dollars per million tokens.
More Gemini models
- Nano Banana 2.166K · $1.50 / $7.50
- Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)66K · $0.250 / $1.50
- Nano Banana Pro (Gemini 3 Pro Image)131K · $2.00 / $12.0
- Lyria 3 Pro Preview1.05M · Free / Free
- Lyria 3 Clip Preview1.05M · Free / Free
- Nano Banana 2 (Gemini 3.1 Flash Image Preview)66K · $0.500 / $3.00
- Nano Banana Pro (Gemini 3 Pro Image Preview)66K · $2.00 / $12.0
- Nano Banana (Gemini 2.5 Flash Image)33K · $0.300 / $2.50