models/Google/Nano Banana Pro

Nano Banana Pro

image

Google's higher-quality image generation model with improved detail and prompt adherence.

slug · google/nano-banana-proprovider · Googlefamily · Nano Bananareleased · 2026-04-08

Quickstart

curl https://api.aigateway.sh/v1/images/generations \
  -H "Authorization: Bearer $AIGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"google/nano-banana-pro","prompt":"a cyberpunk cat"}'

Capabilities

Strengths

  • Fast + cheap
  • Strong for iterative edits

Use cases

Bulk generationImage-to-image edits

Pricing

Input$2.00 / 1M tokens
Output$120.00 / 1M tokens
Per image$0.134
1-2K resolution; 4K is $0.24/image
You pay pass-through · 5% applied at credit top-up, not per-call.
Try in playground →CompareAPI referenceSee usage ranking →

Collections

More image models →More from GoogleFrontier models →Free-tier models →
API schema

Call Nano Banana Pro from any OpenAI SDK

POST https://api.aigateway.sh/v1/images/generations·Content-Type: application/json·Auth: Bearer sk-aig-...

Request body

json
{
  "model": "google/nano-banana-pro",
  "prompt": "A cyberpunk cat at sunset, cinematic lighting",
  "n": 1,
  "size": "1024x1024",
  "response_format": "url"   // or "b64_json"
}

Response

json
{
  "created": 1776947082,
  "data": [
    { "url": "https://media.aigateway.sh/img/abc123.png" }
    // or { "b64_json": "iVBORw0KGgoAAAANSUhEU..." }
  ]
}

Quickstart

from openai import OpenAI
client = OpenAI(base_url="https://api.aigateway.sh/v1", api_key="sk-aig-...")

r = client.images.generate(
    model="google/nano-banana-pro",
    prompt="a cyberpunk cat at sunset",
    size="1024x1024",
)
print(r.data[0].url)

Errors

401authentication_errorInvalid or missing API key
402insufficient_creditsWallet empty (PAYG only)
404not_foundUnknown model or endpoint
429rate_limit_errorOver per-minute limit — see Retry-After header
500server_errorUpstream provider failed (retryable)
503service_unavailableUpstream saturated (retryable)
Full docs →API reference →OpenAPI spec →llms.txt →