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Model APIs · Image generation

Imagen 4.0 Ultra API

Run Imagen 4.0 Ultra 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

Imagen 4.0 Ultra API pricing

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

TierRate
Serverless
Per image: $0.060

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

Quick start

Call Imagen 4.0 Ultra 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/imagen-4.0-ultra",
    "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/imagen-4.0-ultra",
    prompt="A watercolor painting of a data center at sunrise",
)
print(image.data[0].url)
Details

Imagen 4.0 Ultra on GPU.ai

Model idgpuai/imagen-4.0-ultra
ModalityImage generation
AuthorGoogle
Context window
Streaming
Aliases
FAQ

Imagen 4.0 Ultra API questions

How much does the Imagen 4.0 Ultra API cost?

Imagen 4.0 Ultra on GPU.ai currently costs $0.060 (per image). There are no subscriptions or minimums — usage is billed against your GPU.ai balance as you go.

Is the Imagen 4.0 Ultra API OpenAI-compatible?

Yes. Point any OpenAI SDK at https://api.gpu.ai/v1 with a GPU.ai API key and request model "gpuai/imagen-4.0-ultra" — 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.