openrouter / image
Google: Nano Banana Pro (Gemini 3 Pro Image)
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...
google/gemini-3-pro-image
Source checked: 2026-09-13 · Provider endpoint, not an independently benchmarked model.
Pricing, with its conditions.
These are source observations, not interchangeable quotes. Token, compute-time, output-duration and per-request prices cannot be compared by the number alone. Input charges and optional features may add to the total.
| Source rate | Billing unit | Conditions | Evidence |
|---|---|---|---|
| 0.000002 USD | input_image / token | Google AI Studio; input and output charges can add together. | Public structured source |
| 0.00012 USD | output_image / token | Google AI Studio; input and output charges can add together. | Public structured source |
| 0.000002 USD | input_image / token | Google Vertex; input and output charges can add together. | Public structured source |
| 0.00012 USD | output_image / token | Google Vertex; input and output charges can add together. | Public structured source |
Supported settings from the source
| resolution | Options: 1K, 2K, 4K |
|---|---|
| aspect_ratio | Options: 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9 |
| n | Min: 1 · Max: 1 |
| input_references | Min: 0 · Max: 14 |
Unlisted settings, region availability, deposits, taxes and commercial terms remain unverified. Confirm the exact endpoint before purchase.