Google: Gemini 3 Pro Image Preview (Nano Banana Pro) · fastrouter

Gemini 3 Pro Image Preview is a high-end image generation and editing model in the Gemini 3 family (also known as Nano Banana Pro), built to produce studio-quality visuals with strong reasoning over complex prompts. It is optimized for detailed, multi-step creative workflows where you need both visual fidelity and precise control over content, layout, and text inside images.

Modelo base Todos los modelos de esta base Todos los modelos del proveedor al proveedor

Entrada, $/1M $2.00

Salida, $/1M $12.00

Contexto 65 536

Salida máx. 32 768

Acepta imágenes, texto

Última comprobación 04.11.2026 12:26:37 UTC

Fuente página del proveedor

Alertas de precio

Inicia sesión para seguir el precio

API

API compatible con OpenAI: los SDK oficiales de OpenAI funcionan con esta URL base. Sustituye YOUR_API_KEY por tu clave del proveedor.

URL base de la API	`https://go.fastrouter.ai/api/v1`
Endpoint	`https://go.fastrouter.ai/api/v1/images/generations`
ID del modelo	`google/gemini-3-pro-image-preview`

curl

curl https://go.fastrouter.ai/api/v1/images/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "google/gemini-3-pro-image-preview", "prompt": "a lighthouse at sunset", "n": 1, "size": "1024x1024"}'

Python

import requests

r = requests.post(
    "https://go.fastrouter.ai/api/v1/images/generations",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "google/gemini-3-pro-image-preview",
      "prompt": "a lighthouse at sunset",
      "n": 1,
      "size": "1024x1024"
    },
)
print(r.json())

JavaScript

const r = await fetch("https://go.fastrouter.ai/api/v1/images/generations", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "google/gemini-3-pro-image-preview",
    "prompt": "a lighthouse at sunset",
    "n": 1,
    "size": "1024x1024"
  }),
});
console.log(await r.json());

Solicitud (JSON)

{
  "model": "google/gemini-3-pro-image-preview",
  "prompt": "a lighthouse at sunset",
  "n": 1,
  "size": "1024x1024"
}

Respuesta (JSON)

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

La dirección se toma de la lista de modelos del proveedor; compruébala con su documentación.

Documentación de la API del proveedor

Source: AI Rate Card, https://airatecard.com/es/c/offer%3Afastrouter%7Cgoogle/gemini-3-pro-image-preview, prices checked 2026-11-04; seller's page: https://fastrouter.ai/models/google/gemini-3-pro-image-preview

Datos técnicos

ID: offer:fastrouter|google/gemini-3-pro-image-preview