Varosity

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) API

Nano Banana 2 Lite — ultra-fast, ultra-cheap Google image generation (Gemini 3.1 Flash Lite Image). The draft/iteration successor to the retired Imagen 4 Fast.

$0.036/img on Varosity credits ($0.034/img with your own key).

Try Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) Get an API key

no google account needed · no subscription · failed renders never billed

Best for

  • ultra-low latency
  • cheapest Google tier
  • high-volume iteration

Trade-offs

  • base64 only — no hosted URL
  • lower detail ceiling than Nano Banana 2 / Pro

Call it from your code

One Varosity key works for every model.

curl -X POST https://varosity.ai/api/v1/images \
  -H "Authorization: Bearer $VAROSITY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "studio product shot of a matte black water bottle, soft rim light",
    "modelId": "gemini-3.1-flash-lite-image",
    "aspectRatio": "1:1"
  }'

Or ask your agent

Connect Claude, Cursor, or any MCP client to https://varosity.ai/api/mcp with your key, then say:

"Use Varosity with gemini-3.1-flash-lite-image to generate an image of …"
Agent setup guide

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