- Image generation
Nano Banana Pro (Gemini 3 Pro Image) on QuickSilver Pro
Nano Banana Pro (Gemini 3 Pro Image) through one OpenAI-compatible API. Supported features: text input and image output.
- Image output
You pay · per generated image
$0.114
Google list source: ai.google.dev/gemini-api/docs/pricing
At a glance
- Modality
- Image generation
- Price / image
- $0.114
- Endpoint
- /v1/images/generations
- OpenAI-compatible
- Yes
- Latency · live
- —
Nano Banana Pro image generation at 1K resolution.
Try it
Runs on your own API key and balance, billed exactly like an API call.
Your image appears here.
The same request as code
curl https://api.quicksilverpro.io/v1/images/generations \
-H "Authorization: Bearer $QSP_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gemini-3-pro-image",
"prompt": "A ripe red apple on a white marble table, soft studio light, product photo",
"size": "1024x1024",
"n": 1
}'import base64, os
from openai import OpenAI
client = OpenAI(base_url="https://api.quicksilverpro.io/v1", api_key=os.environ["QSP_KEY"])
result = client.images.generate(
model="gemini-3-pro-image",
prompt="A ripe red apple on a white marble table, soft studio light, product photo",
size="1024x1024",
n=1,
)
with open("out.png", "wb") as f:
f.write(base64.b64decode(result.data[0].b64_json))import fs from "node:fs";
import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.quicksilverpro.io/v1", apiKey: process.env.QSP_KEY });
const result = await client.images.generate({
model: "gemini-3-pro-image",
prompt: "A ripe red apple on a white marble table, soft studio light, product photo",
size: "1024x1024",
n: 1,
});
fs.writeFileSync("out.png", Buffer.from(result.data[0].b64_json, "base64"));OpenAI Images API. The response is OpenAI-shaped — data[0].b64_json holds the image. One key for chat and images.
When is Nano Banana Pro (Gemini 3 Pro Image) the right call?
Curated from catalog capabilities and published prices, not a benchmark.
When to use
Use Nano Banana Pro (Gemini 3 Pro Image) when your application needs these capabilities: text input and image output.
- Text-to-image at a flat $0.114 per image
- Existing OpenAI Images API code, after a base URL swap
- One key and balance for chat and images
When to use something else
Choose a different model if your workflow requires capabilities beyond those listed here. Test your workload before committing to a model.
Gateway behavior
Compatibility notes for this model.
size- 1024 × 1024 for now — more sizes are coming.
response- The image comes back as base64 in data[0].b64_json.
- /v1/images/generations: Supported
Where the price comes from
- Provider reference
- $0.134/imgai.google.dev/gemini-api/docs/pricing
- Catalog verified
Billed per generated image: $0.114.
/pricing.jsonFAQ
Common questions
A flat $0.114 per generated image. Output is fixed at 1K resolution.
APIs: Images Generations. Capabilities: text input and image output. Use model="gemini-3-pro-image" with base_url=https://api.quicksilverpro.io/v1. Use POST /v1/images/generations or the OpenAI SDK images.generate with model="gemini-3-pro-image" and a prompt. The response includes the image in data[0].b64_json.
Nano Banana Pro (Gemini 3 Pro Image)
Try Nano Banana Pro (Gemini 3 Pro Image) with double credits — up to $50 in bonus credits
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