Nano Banana Pro (Gemini 3 Pro Image Preview) API Pricing
Google · context window 66K · prices updated 2026-08-02
What real workloads cost on Nano Banana Pro (Gemini 3 Pro Image Preview)
| Workload | Per request | Per month |
|---|---|---|
| 1K short requests/day (500 in / 150 out) | $0.0028 | $84.00 |
| Support chatbot, 500 convs/day (~5K in / 1.4K out per conv) | $0.0268 | $402 |
| Document pipeline, 10K docs/day (3K in / 500 out) | $0.012 | $3600 |
Model your exact traffic in the API cost calculator — it preloads Nano Banana Pro (Gemini 3 Pro Image Preview) with caching and batch options.
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Frequently asked questions
› How much does the Nano Banana Pro (Gemini 3 Pro Image Preview) API cost?
Nano Banana Pro (Gemini 3 Pro Image Preview) costs $2.00 per million input tokens and $12.00 per million output tokens, with cached input at $0.2 per million (90% cheaper). In practice, a typical short request (500 tokens in, 150 out) costs about $0.0028.
› What does 1,000 requests per day cost on Nano Banana Pro (Gemini 3 Pro Image Preview)?
At 500 input + 150 output tokens per request, 1,000 requests/day costs about $84.00 per month. Heavier workloads scale linearly — use our API cost calculator to model your exact traffic.
› How can I reduce Nano Banana Pro (Gemini 3 Pro Image Preview) costs?
Three levers, in order of impact: (1) route routine requests to a cheaper tier and keep Nano Banana Pro (Gemini 3 Pro Image Preview) for hard cases; (2) enable prompt caching — cached input is 90% cheaper, which typically halves chatbot bills; (3) use the batch API for non-urgent jobs at a ~50% discount.
› Is Nano Banana Pro (Gemini 3 Pro Image Preview) worth the price?
It depends on task difficulty. Flagship models earn their premium on complex reasoning, coding, and high-stakes output; mini/flash tiers handle classification, extraction and routine chat at 10–30× lower cost. Benchmark a sample of your real workload on both before committing.