Nano Banana (Gemini 2.5 Flash Image) · vercel

Nano Banana (Gemini 2.5 Flash Image) is Google's first fully hybrid reasoning model, letting developers turn thinking on or off and set thinking budgets to balance quality, cost, and latency. Upgraded for rapid creative workflows, it can generate interleaved text and images and supports conversational, multi‑turn image editing in natural language. It’s also locale‑aware, enabling culturally and linguistically appropriate image generation for audiences worldwide.

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

Input, $/1M $0.039 / image

Output, $/1M $2.50

Cache read $0.03

Cache write —

Price, $ $0.039 / image

Context 32 768

Max output 65 535

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-2.5-flash-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-2.5-flash-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-2.5-flash-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-2.5-flash-image",
    "prompt": "a lighthouse at sunset",
    "n": 1,
    "size": "1024x1024"
  }),
});
console.log(await r.json());

Request (JSON)

{
  "model": "google/gemini-2.5-flash-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-2.5-flash-image, prices checked 2026-11-04; seller's page: https://vercel.com/ai-gateway/models/gemini-2.5-flash-image

Technical details

ID: offer:vercel|google/gemini-2.5-flash-image