Gemini 3.1 Flash Image (Nano Banana 2)

Google's latest image generation model combining Nano Banana Pro's advanced capabilities with Gemini Flash's speed. Supports text and image input, outputs text and images up to 4K resolution.

Image output: $54.00list $60.00-10%per 1M tokens

Context: 128K
Max output: 8K

30-day uptime: —

Released: 2026-05-28

InputTextImagePDFOutputTextImage

Providers

Providers that serve this model. With Auto, each request goes to the best available provider. Prices in USD per 1M tokens; stats cover the last 30 days.

AutoImage output$54.00-10%Context128KMax output8KWe send each request to the best-priced healthy provider. You pay that provider’s price.Google (Gemini)Image output$54.00-10%United StatesNo trainingNo retentionGoogle Vertex AIImage output$54.00-10%GlobalNo training

Pricing

Prices vary by provider. Showing Google (Gemini), the lowest. Pick a provider above to see its prices.

Input: $0.45list $0.50-10%; per 1M tokens
Output: $2.70list $3.00-10%; per 1M tokens
Cache read: $0.45list $0.50-10%; per 1M tokens
Reasoning output: $2.70list $3.00-10%; per 1M tokens
Image input: $0.45list $0.50-10%; per 1M tokens
Image output: $54.00list $60.00-10%; per 1M tokens
Web search: $0.0126list $0.014-10%; per request

Try it

Runs on your balance and is billed like any API request.

curl https://api.ohmygpt.com/v1/models/google/gemini-3.1-flash-image:generateContent \
  -H "x-goog-api-key: $OHMYGPT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "contents": [
      {
        "role": "user",
        "parts": [
          {
            "text": "Hello"
          }
        ]
      }
    ]
  }'

import os

from google import genai
from google.genai import types

client = genai.Client(
    api_key=os.environ["OHMYGPT_API_KEY"],
    http_options=types.HttpOptions(base_url="https://api.ohmygpt.com", api_version="v1"),
)

response = client.models.generate_content(
    model="google/gemini-3.1-flash-image",
    contents=[{"role": "user", "parts": [{"text": "Hello"}]}],
)
print(response.text)

import { GoogleGenAI } from "@google/genai";

const client = new GoogleGenAI({
  apiKey: process.env.OHMYGPT_API_KEY,
  httpOptions: { baseUrl: "https://api.ohmygpt.com", apiVersion: "v1" },
});

const response = await client.models.generateContent({
  model: "google/gemini-3.1-flash-image",
  contents: [{ role: "user", parts: [{ text: "Hello" }] }],
});
console.log(response.text);

The image will appear here.

Billed by usage

Similar models

Other models with the same output types at a similar price.

Gemini 3.1 Flash Image (Nano Banana 2)This model

Image output: $54.00per 1M tokens

Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)

Image output: $27.00per 1M tokens