Media generation

gemini-3-pro-image-preview

Google's Gemini series — very long context windows and strong multimodal input.

Model IDgemini-3-pro-image-preview

Image generation

Try it Quick Start

Call summary

image

$0.50per image

Context Window

N/A

Max output

N/A

API Endpoints

Available Configurations

Production reliability

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API Endpoints

One API key — call this model through any of the endpoints below.

POST/v1/images/generationsImage generation · Works for every model

Docs

Integration

The same API key works across every endpoint below.

Endpoint

/v1/images/generations

Model ID

gemini-3-pro-image-preview

Routing mode

auto

Request example

bash

curl -X POST \
  https://api.router.one/v1/images/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "gemini-3-pro-image-preview",
    "prompt": "An orange kitten wearing an astronaut helmet"
  }'

Get API Key