Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
google/gemini-3.1-flash-lite-image
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is Google's fastest, most cost-efficient Gemini image model, built for high-velocity developer pipelines and rapid-fire visual exploration.
Key facts
- Input price
- $0.25 / 1M tokens
- Output price
- $1.50 / 1M tokens
- Context window
- 66K tokens
- Max output
- 59K tokens
- Accepts
- Text, Images
- Returns
- Text, Images
Example: 1,000 requests with 1,000 input and 500 output tokens each would cost about $1.00 (1M input tokens × $0.25 + 0.5M output tokens × $1.50). Estimate your own usage.
Prices are the provider’s own per-token rates with zero markup, from our price list as of Oct 18, 2026. If a call has extra provider charges (images, audio, web search, cached prompts), you pay the reported cost.
Call it from your code
curl https://api.tokenctr.com/v1/chat/completions \
-H "Authorization: Bearer $TOKENCENTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "google/gemini-3.1-flash-lite-image", "messages": [{"role": "user", "content": "Hello!"}]}'Works with any OpenAI-compatible SDK: set the base URL to https://api.tokenctr.com/v1. Quickstart