Google: Nano Banana Pro (Gemini 3 Pro Image Preview) Pricing & Specs

Released: Unknown
OpenRouter Model IDgoogle/gemini-3-pro-image-preview

Google: Nano Banana Pro (Gemini 3 Pro Image Preview) is an API-access large language model from Google priced at $2.00/1M input tokens and $12.00/1M output tokens with a 66k context window. Context caching reduces input costs to $1.00/1M for cache reads.

Economics (OpenRouter)

Input / 1M
$2.00
Output / 1M
$12.00
Est. Monthly Cost
$174.60
Based on current usage settings
Cache Read$1.00
Cache Write$2.50

Capabilities (models.dev)

ReasoningNo
Tool CallNo
Audio InNo
Audio OutNo
Modalitymultimodal
Context Window66k

Benchmarks (AA)

Intelligence Index
General reasoning and knowledge
Coding Index
Code generation & debugging
Math Index
Mathematical reasoning
Performance
tokens/sec

* Median output throughput

Model ID: google/gemini-3-pro-image-preview • Data Sources: OpenRouter, Artificial Analysis, models.dev