Model guide · Google
What is Nano Banana Pro?
Nano Banana Pro is an image model from Google. In practical terms, the Nano Banana family combines prompt-based image creation with flexible reference-image editing for rapid visual iteration. Text-to-image and reference image editing with 1K, 2K, or 4K output.
On I2V, Nano Banana Pro supports Text to image, image to image. Available output options include 1K, 2K, 4K, with aspect-ratio behavior shown as 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9, auto. The same public model ID and credit balance work in Studio and through the task API.
What Nano Banana Pro can do
Input workflows
Nano Banana Pro exposes Text to image, image to image. The model-locked Studio form only shows controls that apply to this model.
Output control
Configured output resolution: 1K, 2K, 4K. Supported aspect-ratio behavior: 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9, auto.
Reference-led creation
Use up to 8 reference images where the selected mode accepts visual input.
Best uses for Nano Banana Pro
Campaign and social visuals
Turn a written concept into art direction, launch graphics, thumbnails, and social assets without changing tools.
Product and brand exploration
Test compositions, backgrounds, materials, lighting, and visual directions before committing to production.
Reference-guided iteration
Use existing images when the subject, layout, style, or product identity needs to carry into a new result.
When to choose Nano Banana Pro
Choose this model for a flexible generate-and-edit workflow. Compare the family variants when output resolution, reference limits, or credit cost is the deciding factor. I2V shows the exact valid configurations before you run the task, so model selection can be based on both capability and cost.
Nano Banana Pro FAQ
What is Nano Banana Pro?
Nano Banana Pro is a Google image model available in I2V Studio and through the I2V task API. It supports Text to image, image to image.
What inputs and outputs does Nano Banana Pro support?
Nano Banana Pro supports Text to image, image to image. Output resolution is 1K, 2K, 4K, with aspect-ratio behavior listed as 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9, auto. The live form is restricted to valid options for this model.
How much does Nano Banana Pro cost on I2V?
Nano Banana Pro starts at 9 credits ($0.22 using the current Mini Pack reference) for Text to image, 1K. The pricing table lists other valid configurations.
Can I use Nano Banana Pro through an API?
Yes. Use the public model ID gemini-3-pro with POST /api/v1/jobs/createTask, then poll GET /api/v1/jobs/recordInfo until the task succeeds or fails. Studio and API share one credit balance.