gemini-3-pro-image — API, Pricing & Image Tokens | Vivgrid

gemini-3-pro-image, also known as Nano Banana Pro, is Google's highest-quality image generation and editing model. It applies Gemini 3 reasoning to image work, which makes it the strongest option for complex, multi-turn generation and editing, accurate text rendering inside images, and high-fidelity design output.

On Vivgrid, gemini-3-pro-image runs as a globally centralized model reachable through the same OpenAI-compatible endpoint and unified key as every other model in the catalog.

Specifications

Pricing

Pricing in USD per 1M tokens, matching the provider's rates.

Quick start

Call gemini-3-pro-image through Vivgrid's unified, OpenAI-compatible endpoint. Get an API key from the Vivgrid Console.

curl https://api.vivgrid.com/v1/images/generations \
  -H "Authorization: Bearer $VIVGRID_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gemini-3-pro-image",
    "prompt": "A cozy reading nook with plants and warm light",
    "size": "1024x1024"
  }'

Image token conversion

Images are billed as tokens, so the per-image cost follows the resolution you ask for:

Text and thinking tokens are billed at the text output rate of $12.00 per 1M tokens.

Ideal use cases

• Complex graphic design and marketing assets
• High-fidelity product mockups
• Infographics and data visualizations that require accurate text rendering
• Multi-turn, conversational image editing

Related models

• gemini-3.1-flash-image — the high-volume, lower-cost image model
• gemini-3.5-flash — multimodal understanding rather than generation