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Model APIs · Image generation

Gemini 3 Pro Image API

Run Gemini 3 Pro Image by Google through one OpenAI-compatible endpoint. Pay per use against your GPU.ai balance — no instance to rent, no deployment to manage.

Available now
Pricing

Gemini 3 Pro Image API pricing

Live catalog rates, billed per use against your GPU.ai balance. No subscriptions, no minimums.

TierRate
Serverless
Per image: $0.134

Rates are read hourly from the live model catalog and metered per request.

Quick start

Call Gemini 3 Pro Image in one request

Any OpenAI SDK works — set the base URL to https://api.gpu.ai/v1 and use your GPU.ai API key.

curl
curl https://api.gpu.ai/v1/images/generations \
  -H "Authorization: Bearer $GPUAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpuai/gemini-3-pro-image",
    "prompt": "A watercolor painting of a data center at sunrise"
  }'
Python (OpenAI SDK)
from openai import OpenAI

client = OpenAI(
    base_url="https://api.gpu.ai/v1",
    api_key="YOUR_GPUAI_API_KEY",
)

image = client.images.generate(
    model="gpuai/gemini-3-pro-image",
    prompt="A watercolor painting of a data center at sunrise",
)
print(image.data[0].url)
Details

Gemini 3 Pro Image on GPU.ai

Model idgpuai/gemini-3-pro-image
ModalityImage generation
AuthorGoogle
Context window
Streaming
Aliases
FAQ

Gemini 3 Pro Image API questions

How much does the Gemini 3 Pro Image API cost?

Gemini 3 Pro Image on GPU.ai currently costs $0.134 (per image). There are no subscriptions or minimums — usage is billed against your GPU.ai balance as you go.

Is the Gemini 3 Pro Image API OpenAI-compatible?

Yes. Point any OpenAI SDK at https://api.gpu.ai/v1 with a GPU.ai API key and request model "gpuai/gemini-3-pro-image" — no proprietary client needed.

How does billing work?

Generation models bill per output (per image, or per second of video) at the listed rate, metered per request against your GPU.ai balance.