Last refreshed 2026-06-15. Next refresh: weekly.
Why use Nano Banana 2 (Gemini 3.1 Flash Image) on Google AI Studio?
Google AI Studio offers Nano Banana 2 (Gemini 3.1 Flash Image) with pay-as-you-go pricing at $0.50/1M input tokens. Google AI Studio is a model prototyping environment and API access point for Gemini models, offering an inference playground for developers to test and build AI applications.
Compare Nano Banana 2 (Gemini 3.1 Flash Image) across 2 providers to find the best fit for your use caseSetup recipe
Python + curlpip install google-genaiexport GOOGLE_API_KEY=...import os
from google import genai
client = genai.Client(api_key=os.environ["GOOGLE_API_KEY"])
response = client.models.generate_content(gemini-3.1-flash-imageRequest example
import os
from google import genai
client = genai.Client(api_key=os.environ["GOOGLE_API_KEY"])
response = client.models.generate_content(
model="gemini-3.1-flash-image",
contents="Hello"
)
print(response.text)Gotchas
- Use the model name directly, e.g. "gemini-2.0-flash", "gemini-1.5-pro", or "gemini-2.5-pro-preview-05-06".
- The examples expect GOOGLE_API_KEY; rename it only if your application config maps the new variable.
Compare Nano Banana 2 (Gemini 3.1 Flash Image) Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Google AI Studio | $0.50 | $60.00 |
| Prodia | — | — |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.50 |
| Output tokens | $60.00 |
Capabilities
About Nano Banana 2 (Gemini 3.1 Flash Image)
Nano Banana 2 is the GA Gemini 3.1 Flash Image model for image generation and editing through the Gemini API. It accepts text, image, PDF, and video inputs, adds video-to-image generation for thumbnails, posters, and infographics, returns text and images, supports search grounding and thinking, and replaces the gemini-3.1-flash-image-preview model retiring on 2026-06-25.
FAQ
What does Nano Banana 2 (Gemini 3.1 Flash Image) cost on Google AI Studio?
On Google AI Studio, Nano Banana 2 (Gemini 3.1 Flash Image) costs $0.50 per 1M input tokens and $60.00 per 1M output tokens.
What is the context window for Nano Banana 2 (Gemini 3.1 Flash Image) on Google AI Studio?
Nano Banana 2 (Gemini 3.1 Flash Image) supports a 131k token context window on Google AI Studio.
How does Google AI Studio compare to other Nano Banana 2 (Gemini 3.1 Flash Image) providers?
Nano Banana 2 (Gemini 3.1 Flash Image) is available from 2 providers. The cheapest input pricing is $0.50/1M tokens from Google AI Studio.
What API model ID do I use for Nano Banana 2 (Gemini 3.1 Flash Image) on Google AI Studio?
Use the model ID gemini-3.1-flash-image when calling Google AI Studio's API.
Who created Nano Banana 2 (Gemini 3.1 Flash Image)?
Nano Banana 2 (Gemini 3.1 Flash Image) was created by Google DeepMind as part of the Gemini 3.1 model family.
Is Nano Banana 2 (Gemini 3.1 Flash Image) open source?
Nano Banana 2 (Gemini 3.1 Flash Image) is not open source; the seed data lists it as proprietary.