Nano Banana Pro (Gemini 3 Pro Image Preview) pricing

Nano Banana Pro (Gemini 3 Pro Image Preview): API pricing

These are the published endpoint charges. Some endpoints omit other billable inputs; the calculator estimates the selected charge only. Confirm the complete endpoint price before buying.

Nano Banana Pro (Gemini 3 Pro Image Preview): Cost calculator

Quantity × selected unit rate. This estimates one charge, not the whole request. Add other applicable input, output and reference charges from the table. Alternative resolutions, providers and quality tiers are choices, not charges to add together. Minimum charges and rounding may increase the bill.

Model details

Exact model ID

google/gemini-3-pro-image-preview

Developer

Google

Accepts

Image · Text

Produces

Image · Text

Context window (tokens)

65,536

Maximum output (tokens)

32,768

Pricing sources and limits

All amounts are USD. Provider routing, service tier, region, request size and account terms can change the price. API usage is billed separately from consumer app subscriptions. Zero-price variants have provider limits and do not promise unlimited free use.

This directory covers the models and variants listed by OpenRouter, plus the fal H3 Max guide. OpenRouter rates are hosting prices, which can differ from buying directly from the developer. It is a dated snapshot, not a live quote or a complete list of every model in existence.

• Model pricing and providers
• Published pricing data

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