LiteLLMModels

Imagen4 Preview API Pricing

As of October 10, 2026, Imagen4 Preview costs $0.0398 per image on fal.

By GoogleModel ID fal_ai/fal-ai/imagen4/previewPrices updated Checked
Per image
$0.0398
Providers
1
Added to LiteLLM
October 2025

Imagen4 Preview pricing by provider

1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMPer imageContext
falfal_ai/fal-ai/imagen4/preview$0.0398–

What Imagen4 Preview costs in practice

Generating 1,000 images

fal$39.80

Use Imagen4 Preview with LiteLLM

Call Imagen4 Preview through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/images/generations. LiteLLM tracks the cost of every request at these prices.

Python SDK
from litellm import image_generation

response = image_generation(
    model="fal_ai/fal-ai/imagen4/preview",
    prompt="A cute baby sea otter",
)
Proxy config.yaml
model_list:
  - model_name: imagen4-preview
    litellm_params:
      model: fal_ai/fal-ai/imagen4/preview
      # credentials: see the provider's LiteLLM docs page
Call the proxy
curl http://0.0.0.0:4000/v1/images/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "imagen4-preview",
    "prompt": "A cute baby sea otter",
    "n": 1,
    "size": "1024x1024"
  }'

Imagen4 Preview FAQ

How much does Imagen4 Preview cost?

Imagen4 Preview costs $0.0398 per image on fal.

Which providers offer Imagen4 Preview?

Imagen4 Preview is available from fal through LiteLLM, using the model name fal_ai/fal-ai/imagen4/preview.

How do I call Imagen4 Preview with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="fal_ai/fal-ai/imagen4/preview", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/images/generations from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

When did LiteLLM add Imagen4 Preview?

Imagen4 Preview was added to LiteLLM's model price file in October 2025.

Sources

Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request.

LiteLLM docs: fal.

Provider pages: fal.