Nano Banana Pro API

google/nano-banana-pro
Nano Banana Pro is Google's Gemini 3 Pro Image model for high-precision image generation and editing.
Output
Released
Feb 27, 2026

How to use Nano Banana Pro API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to google/nano-banana-pro.
import requests

r = requests.post(
    "https://api.aimlapi.com/v1/images/generations",
    headers={"Authorization": "Bearer " + AIMLAPI_KEY},
    json={
      "model": "google/nano-banana-pro",
      "prompt": "A cat holding a sign that says hello",
      "aspect_ratio": "1:1",
      "resolution": "1K"
    },
)
print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/images/generations", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "model": "google/nano-banana-pro",
    "prompt": "A cat holding a sign that says hello",
    "aspect_ratio": "1:1",
    "resolution": "1K"
  }),
});
console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/images/generations \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"google/nano-banana-pro","prompt":"A cat holding a sign that says hello","aspect_ratio":"1:1","resolution":"1K"}'

OpenAI-compatible — swap the base URL and it works with your existing SDK.

Nano Banana Pro API Pricing

TypePrice
Output

Nano Banana Pro Benchmarks

BenchmarkScoreWhat it measuresSourceRetrieved
Image Editing Arena
1095
Human preference Elo from blind pairwise comparisons of edited images, measured independently by Artificial AnalysisSourceSeptember 21, 2026

Nano Banana Pro vs other models

ModelInputOutputContextBest for
Image generation
$0.325 / 1M tokens
$78 / 1M tokens
128K tokens
Image generation at scale
$0.052 / gen
High-fidelity text-to-image generation
$0.195 / gen (variable)
Image generation at scale

Frequently asked questions

Nano Banana Pro takes image, text as input and returns image.

Nano Banana Pro became available on February 27, 2026.

Yes, Nano Banana Pro accepts image input as well as a text prompt.

Nano Banana Pro was built by Google.

Send a request to https://api.aimlapi.com/v1/images/generations with google/nano-banana-pro as the model id.

Yes. Nano Banana Pro is served through AI/ML API, so the same key and endpoint format used for other models applies.

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