Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) · vercel

Gemini 3.1 Flash-Lite Image (Nano Banana 2 Lite) is Google's fastest image generation model enabling rapid creation and iteration.

Base model All models on this base All models of the provider to the provider

Input, $/1M $0.034 / image

Output, $/1M $1.50

Cache read $0.03

Cache write —

Price, $ $0.034 / image

Context 65 536

Max output 4 096

Accepts images, text

Last checked 04.11.2026 12:00:14 UTC

Source provider's page

Price alerts

API

OpenAI-compatible API: the official OpenAI SDKs work with this base URL. Replace YOUR_API_KEY with your key from the provider.

API base URL	`https://ai-gateway.vercel.sh/v1`
Endpoint	`https://ai-gateway.vercel.sh/v1/images/generations`
Model id	`google/gemini-3.1-flash-lite-image`

curl

curl https://ai-gateway.vercel.sh/v1/images/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "google/gemini-3.1-flash-lite-image", "prompt": "a lighthouse at sunset", "n": 1, "size": "1024x1024"}'

Python

import requests

r = requests.post(
    "https://ai-gateway.vercel.sh/v1/images/generations",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "google/gemini-3.1-flash-lite-image",
      "prompt": "a lighthouse at sunset",
      "n": 1,
      "size": "1024x1024"
    },
)
print(r.json())

JavaScript

const r = await fetch("https://ai-gateway.vercel.sh/v1/images/generations", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "google/gemini-3.1-flash-lite-image",
    "prompt": "a lighthouse at sunset",
    "n": 1,
    "size": "1024x1024"
  }),
});
console.log(await r.json());

Request (JSON)

{
  "model": "google/gemini-3.1-flash-lite-image",
  "prompt": "a lighthouse at sunset",
  "n": 1,
  "size": "1024x1024"
}

Response (JSON)

{
  "created": 1760000000,
  "data": [
    {
      "url": "https://...",
      "b64_json": null
    }
  ]
}

The address is taken from the provider's model list; check it against the provider's documentation.

Provider's API documentation

Source: AI Rate Card, https://airatecard.com/en/c/offer%3Avercel%7Cgoogle/gemini-3.1-flash-lite-image, prices checked 2026-11-04; seller's page: https://vercel.com/ai-gateway/models/gemini-3.1-flash-lite-image

Technical details

ID: offer:vercel|google/gemini-3.1-flash-lite-image