Nano Banana API
6 Nano Banana models on one OpenAI-compatible API and one prepaid balance, up to 10% off the official price for every account.
Up to 10% off
$0.45 / $2.70 $0.50 / $3.00 per 1M input / output tokens
Nano Banana models and prices 6
| Model | Price | Discount |
|---|---|---|
| Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)google/gemini-3.1-flash-lite-image | $0.225 / $1.35 per 1M tokens | −10% |
| Nano Banana 2 (Gemini 3.1 Flash Image)google/gemini-3.1-flash-image | $0.45 / $2.70 per 1M tokens | −10% |
| Nano Banana Pro (Gemini 3 Pro Image)google/gemini-3-pro-image | $1.80 / $10.80 per 1M tokens | −10% |
| Nano Banana 2 (Gemini 3.1 Flash Image Preview)google/gemini-3.1-flash-image-preview | $0.45 / $2.70 per 1M tokens | −10% |
| Nano Banana Pro (Gemini 3 Pro Image Preview)google/gemini-3-pro-image-preview | $1.80 / $10.80 per 1M tokens | −10% |
| Nano Banana (Gemini 2.5 Flash Image)google/gemini-2.5-flash-image | $0.0351 / image | −10% |
Prices as of November 5, 2026. Official price: the model maker's list price. Tier 1–3: OceanToken's standing discounts by cumulative top-up, not limited-time offers.
Same prompt, 8 models
One prompt, sent to each model through the OceanToken API on November 1, 2026. Every image is that model’s own output, only resized.
Prompt: “A matte white ceramic coffee mug with gentle steam rising, on a light oak table beside a sunny window, soft natural light, minimal clean product photography, no text, no logo”
Call the Nano Banana API
Any OpenAI-compatible SDK works: set the base URL to https://api.oceantoken.ai/v1, use your OceanToken key and the model id as written.
from openai import OpenAI
# Your API Key from the OceanToken console
client = OpenAI(base_url="https://api.oceantoken.ai/v1",
api_key="YOUR_API_KEY")
result = client.images.generate(
model="google/gemini-3.1-flash-image",
prompt="A lighthouse on a cliff at dawn")
print(result.data[0].url or "image returned as base64")Why use Nano Banana on OceanToken
- One API key and one prepaid balance for nearly 500 models from 73 publishers.
- OpenAI-compatible: change the base URL and the key, and keep your code.
- Prepaid, with no subscription and no platform fee. Each API key can have its own spending limit.
Nano Banana compared
GPT Image 2 vs Nano Banana 2 · GPT Image 2 vs Nano Banana Pro · Nano Banana 2 Lite vs FLUX 3 Image · Nano Banana 2 Lite vs Qwen Image 3 · Nano Banana 2 Lite vs Seedream 5.0 Pro · Nano Banana 2 Lite vs GPT Image 2 · Nano Banana 2 Lite vs MAI-Image-2.6 · All comparisons
Frequently asked questions
How much does the Nano Banana API cost?
On OceanToken Nano Banana 2 (Gemini 3.1 Flash Image) costs $0.45 / $2.70 per 1M tokens, against an official price of $0.50 / $3.00 per 1M tokens. The lowest-priced Nano Banana model is Nano Banana (Gemini 2.5 Flash Image), at $0.0351 / image. Every model is billed per use from a prepaid balance, with no subscription.
Are these the official Nano Banana models?
Yes. You call each model by its own name and get that model, below its official price: up to 10% off on the top tier. Every model page shows the official price next to ours before you call it.
How do I call the Nano Banana API?
Create an API key in the OceanToken console, set the base URL to https://api.oceantoken.ai/v1 and use the model id, for example google/gemini-3.1-flash-image. The OpenAI SDKs and any OpenAI-compatible client work.
Do I need a subscription to use Nano Banana?
No. You add credits by card, and each request is billed at the model’s price. Purchased credits are valid for 12 months.
Other model APIs
Seedream API · GPT Image API · FLUX API · Qwen Image API · Grok Imagine API · Recraft API · MAI Image API · Kimi API · MiniMax API · Claude API · GPT API · Gemini API · Grok API · Mistral API · Llama API · Gemma API · Nemotron API · Hunyuan API · Seed API · Sonar API · Command API · Nova API · Veo API · Kling API · Wan API · Hailuo API · Whisper API · Voyage API