LLM Reference
fal API

FLUX.1.1 [pro] Ultra on fal API

FLUX.1 · Black Forest Labs

ServerlessOpen Weights

Last refreshed 2026-07-10. Next refresh: weekly.

Why use FLUX.1.1 [pro] Ultra on fal API?

fal API offers FLUX.1.1 [pro] Ultra with competitive pricing. fal API is a developer platform for calling a large catalog of production-ready image, video, audio, vision, 3D, and multimodal generation models through a unified API surface.

Compare FLUX.1.1 [pro] Ultra across 3 providers to find the best fit for your use case
Input / 1M
-
Output / 1M
-
Cache
Not sourced
Batch
Not sourced

Setup recipe

Docs fallback
Install
Use the provider REST API or SDK
Auth
Create a provider API key
Call
model: fal-ai/flux-pro/v1.1-ultra
Model ID
fal-ai/flux-pro/v1.1-ultra

Request example

Curated snippets for this provider are not sourced yet. Use fal API documentation with model ID fal-ai/flux-pro/v1.1-ultra.

Gotchas

  • Use provider model ID "fal-ai/flux-pro/v1.1-ultra", not the LLMReference slug "flux.1.1-pro-ultra".

Compare FLUX.1.1 [pro] Ultra Across Providers

ProviderInput (per 1M)Output (per 1M)
Prodia
Vercel AI Gateway
fal API

Capabilities

Multimodal

About FLUX.1.1 [pro] Ultra

FLUX.1.1 [pro] Ultra is the premium tier of the FLUX.1.1 series, optimized for ultra-high-resolution image generation up to megapixel scale. It preserves fine details and produces cinematic-quality outputs. Priced at $0.06 per generation via API providers.

FAQ

What API model ID do I use for FLUX.1.1 [pro] Ultra on fal API?

Use the model ID fal-ai/flux-pro/v1.1-ultra when calling fal API's API.

Who created FLUX.1.1 [pro] Ultra?

FLUX.1.1 [pro] Ultra was created by Black Forest Labs as part of the FLUX.1 model family.

Is FLUX.1.1 [pro] Ultra open source?

FLUX.1.1 [pro] Ultra has open weights under Noncommercial according to the seed data, but that does not necessarily mean an OSI-approved open-source license.

Get Started

Model Specs

Released2024-11-01
Parameters12K
ArchitectureDiffusion Transformer