image model · Black Forest Labs

Flux 1.1 Pro

An idea in words. A picture worth keeping.

Flux 1.1 Pro is BFL's flagship text-to-image model, built for photorealistic detail, faithful color, and prompts that land on the first try. Use it on Mintdreamer for editorial, brand, and hero-shot work — alongside Flux Dev and Flux Schnell — one subscription instead of five.

See all image models →Starter is $9 for the first month, then $29/mo. Cancel anytime.
An opulent floating library barge drifting through a narrow canal in an old storybook city, viewed at golden hour, carved walnut hull shaped with elegant scrollwork, layered velvet canopies in deep plum and amber, towering bookshelves secured with brass rails, stacks of weathered atlases and illustrated manuscripts, paper charms fluttering from ropes, caged songbirds, hanging lanterns casting warm reflections across the water, ivy-covered stone bridges overhead, curious cats lounging on piles of books, a scholarly heron perched at the prow, highly detailed textures, cinematic composition, crisp focus, atmospheric depth, luxurious color harmony, whimsical realism, ultra-sharp detailImage · Flux 1.1 Pro
Flux 1.1 Pro

Source-linked examples. Pick a picture, then make the prompt yours.

What it does best

What it does best. Each claim, shown.

Real Flux 1.1 Pro outputs, with prompts to try and links to their sources.

An opulent floating library barge drifting through a narrow canal in an old storybook city, viewed at golden hour, carved walnut hull shaped with elegant scrollwork, layered velvet canopies in deep plum and amber, towering bookshelves secured with brass rails, stacks of weathered atlases and illustrated manuscripts, paper charms fluttering from ropes, caged songbirds, hanging lanterns casting warm reflections across the water, ivy-covered stone bridges overhead, curious cats lounging on piles of books, a scholarly heron perched at the prow, highly detailed textures, cinematic composition, crisp focus, atmospheric depth, luxurious color harmony, whimsical realism, ultra-sharp detail

Example 1

A grand open-air teahouse atrium built inside a colossal repurposed rain cistern, ringed by carved cedar balconies and suspended silk canopies, a shallow circular pool filled with oversized copper-and-ivory koi gliding through mirrored water, polished stone walkways crossing the pool in elegant arcs, steam drifting from tiny ceramic cups on low lacquered tables, hanging lanterns with amber paper shades casting warm reflections, guests in eclectic contemporary formalwear mixed with traditional textiles, lush ferns and moss climbing damp masonry, intricate tilework in jade, rust, cream, and charcoal, visible droplets on old metal beams, cinematic composition, ultra-detailed surfaces, sharp focus, rich textures, realistic water reflections, volumetric light rays from the opening above, refined color harmony, premium editorial photography look

Example 2

Example sources: Runware · model docsRunware · model docs

Specs

Under the hood

Resolution
Up to 2048×2048, multiple aspect ratios
Output
High-res, 4:3 default + custom aspect ratios
Inputs
Prompt (required)
Provider
Black Forest Labs
Price here
4 credits per image (≈ $0.04)
Family
flux
Render time
Balanced — tens of seconds
Prompt language
English only
Commercial use
Allowed — outputs are yours
Vendor
Black Forest Labs (BFL)
Latency
Typically 8–15 seconds
Safety
Built-in safety checker; commercial use OK

How to prompt it

A prompt to start from. Make it yours.

Click an example and it lands in the box above.

Strengths and limits

Good at, and not.

Good at

  • photorealism
  • fine detail
  • natural light

Watch out for

  • English prompts only
  • hands

Versions and family

Meet the family

The models available here, and what each is for.

Flux 1.1 Pro · this pagephotorealism · fine detail · natural lightFLUX.1 Krea [dev]photorealism · avoids AI look · open weights

Ready-made apps

Skip the prompt. Pick the job.

Choose a job with its own model and settings already selected.

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Questions

Straight answers

What makes Flux 1.1 Pro different from Flux Dev or Flux Schnell?+
Flux 1.1 Pro is the top-tier BFL model — slowest of the three but the highest fidelity. Flux Dev is the balanced workhorse. Flux Schnell is the fast/cheap option for iteration. You can switch between all three from the same account.
Can I use Flux 1.1 Pro images commercially?+
Yes. Outputs are yours to use commercially, subject to our terms. The safety checker is on by default.
How much does it cost?+
4 credits per image. With our standard plan, that's roughly $0.04 per generation. One subscription covers it and every other model.
What aspect ratios are supported?+
Landscape 4:3 and 16:9, portrait 3:4 and 9:16, and square 1:1. You can also set custom resolutions up to 2048×2048.

Your idea. Start here.

The box remembers the prompt you picked above.