FLUX 1.1 Pro

Popular
Black Forest Labs
Image Generation

Black Forest Labs' flagship text-to-image model. Faster generation than FLUX.1 Pro at higher prompt adherence, with strong photorealism and reliable spatial composition. Runs as a hosted Replicate model.

Generate with FLUX 1.1 Pro
Describe what you want and pick a size — the image renders inline.
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TL;DR·Last updated June 24, 2026

FLUX 1.1 Pro is image generation AI model from Black Forest Labs, priced at €0.000 per 1M input tokens with a unknown context window.

About this model

FLUX 1.1 Pro is the production-grade member of the FLUX family from Black Forest Labs, the team formed by the original Stable Diffusion authors. It improves on FLUX.1 Pro with roughly 3x faster inference, better prompt following, and fewer anatomy and text artifacts. Output resolution is controlled via aspect ratio rather than a fixed grid.
Try FLUX 1.1 Pro
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Pricing

Price per Generation
Per generation€4.00

API Integration

Use our OpenAI-compatible API to integrate FLUX 1.1 Pro into your application.

Install
npm install railwail
JavaScript / TypeScript
import railwail from "railwail";

const rw = railwail("YOUR_API_KEY");

const images = await rw.run("flux-1-1-pro", "A beautiful sunset over Tokyo");
console.log(images[0].url);

// Or use the image() method for full control
const res = await rw.image("flux-1-1-pro", "A cat in space", {
  size: "1024x1024",
  n: 1,
});
console.log(res.data[0].url);
Specifications
Price
€4.00
Developer
Black Forest Labs
Category
Image Generation
Supported Formats
text
Tags
replicate
flux
black-forest-labs
text-to-image
photorealism
flagship

Frequently asked questions

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