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Generate high-detail commercial images or remix optional references with broad ratios and up to 4K output.

Provider: Google

Category: image generation

Endpoint: /v1/tasks

Status: Available

Cost: See live page pricing

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Nano Banana Pro

New
by GoogleImage

Generate high-detail commercial images or remix optional references with broad ratios and up to 4K output.

Pricing

Standard Usage

114 Credits/ image

Input

0 / 20000

More parameters

Generation settings

Choose the output image file format

Estimated cost114 Credits / image1K

Output

Ready for generation

Configure your parameters and click "Run" to see the output here.

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About Nano Banana Pro

Generate high-detail commercial images or remix optional references with broad ratios and up to 4K output.

The Playground and API use the same model ID: nano-banana-pro. Generate with a prompt alone, or add images for editing and visual references without switching models.

Provider
Google
Task
Text-to-Image / Editing
References
0-8
Pricing
114 Credits / image

Model specifications

Explore reference limits, sizes, formats and quality settings for Nano Banana Pro.

Reference images
0-8
Output resolution
1K2K4K
Aspect ratios
auto1:116:99:163:44:33:22:35:44:521:9
Output formats
PNGJPG
Prompt length
Up to 20,000 characters
Pricing
1K: 114 Credits / image2K: 114 Credits / image4K: 200 Credits / image

Current standard prices are shown here. Check the live price above and task record for offer discounts and generation estimates.

How to use Nano Banana Pro

References provide visual facts; the prompt assigns their roles and limits the edit.

Subject
Scene

API Quickstart

Copy a minimal request below. See Docs for parameters, callbacks, task retrieval, and errors.

Endpoint
POST /v1/tasks
Model ID
nano-banana-pro
cURL
curl -X POST "https://api.hiapi.ai/v1/tasks" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "nano-banana-pro",
  "input": {
    "prompt": "A cinematic product campaign with sharp text",
    "aspect_ratio": "1:1",
    "output_format": "png",
    "resolution": "2K"
  }
}'

The create request immediately returns a taskId; image generation continues asynchronously.

Read the full API documentation
Need to compare models and billing tiers?View live pricing for all models

Frequently asked questions

What is Nano Banana Pro best for?

Generate high-detail commercial images or remix optional references with broad ratios and up to 4K output.

Does Nano Banana Pro accept reference images?

Yes, up to 8 optional references. Omit them for text-only generation.

Which output settings are supported?

The page exposes 1K, 2K, 4K and auto, 1:1, 16:9, 9:16, 3:4, 4:3, 3:2, 2:3, 5:4, 4:5, 21:9; use the Playground contract for the final available set.

How is Nano Banana Pro billed?

Billing is per successful generated image. Resolution or quality differences, when present, are reflected by the live page price.

How do I call the Nano Banana Pro API?

POST an asynchronous task to /v1/tasks with model set to nano-banana-pro and put generation fields inside input.

Style
Up to 8
01

Describe the image or add references

Skip uploads for text-to-image, or add 1 to 8 images for editing and describe their roles.

What to change
What to preserve
02

Describe the result and choose settings

Describe the subject, composition, and lighting; for edits, specify what to change and preserve, then choose quality, layout, and format.

Playground
POST /v1/tasks
03

Validate before integration

Check the reference relationship in Playground, then create asynchronous tasks with the same model ID.