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FLUX Pro 1.1

by Black Forest Labs

Professional-grade text-to-image generation

Sample image generated with FLUX Pro 1.1
Made with FLUX Pro 1.1
Fast generation
Commercial license
No watermark
Upload a reference imageTransform or edit an existing image

Model

FLUX Pro 1.1by Black Forest Labs

Enhance type

Quality

Aspect ratio

Batch

Click Generate to create your image

0%
Initializing model...

At a glance

Provider
Black Forest Labs
Credit cost
5 credits per image
Max resolution
Up to 2MP
Aspect ratios
1:1, 4:3, 3:4, 16:9, 9:16
Images per run
Up to 4
Reference images
Text to image only
Commercial use
Included on paid plans

About FLUX Pro 1.1

FLUX Pro 1.1 is Black Forest Labs' production-grade text-to-image model, the version that established FLUX's reputation for clean, high-quality output across photographic, editorial, and stylized work. It's a strong general-purpose model with reliable prompt adherence and a distinctive FLUX aesthetic that many creators specifically seek.

Compared to FLUX 2 Flex, FLUX Pro 1.1 is simpler, no guidance scale or inference step controls, just prompt-in / image-out. That makes it faster to iterate with and cheaper per generation. It supports prompt enhancement (auto-rewriting your prompt for better results) and seed control for reproducible outputs.

On DesignerBox, FLUX Pro 1.1 costs 5 credits per generation, with up to 4 images per batch. Use it as a workhorse for general image generation when you don't need FLUX 2 Flex's parameter control or Nano Banana Pro's premium tier.

Best For

General-purpose image generation, photographic and editorial work, batch iteration with reliable quality, and any creator who specifically wants the distinctive FLUX aesthetic.

Strengths & trade-offs

Cheap, fast photorealism

Strengths

  • Very fast and very low cost
  • Clean professional photorealism
  • Seed and prompt-enhance control

Trade-offs

  • Text-to-image only: no editing or references
  • Weaker on stylised or artistic looks

Best for: High-volume photoreal drafts on a budget

See how FLUX Pro 1.1 compares to other models →

What Flux Pro 1.1 does best

Strengths that show up reliably in commercial photography and editorial work.

Premium photorealism

Product photography, editorial imagery, advertising-grade output. Where pure visual fidelity matters more than narrative interpretation or text rendering.

Strong human and portrait work

Faces, hands, anatomy at premium quality. The categories that traditional image AI struggles on, Flux Pro handles more reliably than average.

Product photography

E-commerce hero shots, lifestyle product imagery, marketing creative. Strong category fit for DTC brands and catalog operations.

Light and shadow physics

Cast shadows, contact shadows, reflective surfaces, lighting consistency across composition. Photographic discipline shows up in generated outputs.

How to use Flux Pro 1.1 on DesignerBox

Five steps optimized for commercial photography use.

1
Write photography-grammar prompts
Camera, lens, lighting setup, composition. Flux Pro rewards prompts that read like a photography brief, not a narrative description. Lens choice, light direction, depth of field all interpret cleanly.
2
Anchor with reference imagery when possible
Reference photos for style, lighting, mood. Flux Pro interprets reference well; prompts plus reference produce better commercial-grade output than prompts alone.
3
Iterate at delivery resolution
Generate at the resolution you will deliver. Upscaling Flux Pro outputs is possible but starts to lose the photographic fidelity that justified picking Flux Pro in the first place.
4
QA reflections and contact shadows
Reflective surfaces and contact shadows are the failure-mode categories. Flux Pro handles them better than average but verify each shot. Plan QA time on glass, metal, jewelry.
5
Export to your retouch pipeline
Flux Pro output enters Photoshop or your finishing pipeline like any photography source. Round-trip with editable layers via PSD or PNG-with-mask export.

Examples from FLUX Pro 1.1

Four frames showing how FLUX Pro 1.1 interprets the same scene with one attribute varied per frame.

Frame 1

First variation

Frame 2

Second variation

Frame 3

Third variation

Frame 4

Fourth variation

When to use Flux Pro 1.1 vs alternatives

Six decision rules for premium image model selection.

Use Flux Pro 1.1 for: product photography

DTC hero shots, lifestyle product imagery, e-commerce catalog at premium quality. The category Flux Pro was designed to win.

Use Flux Pro 1.1 for: editorial photography

Editorial hero imagery, advertising creative, brand campaign visuals. Where photographic discipline shows up in evaluation.

Use Flux Pro 1.1 for: ecosystem independence

Teams that prefer not to lock into a single major-provider ecosystem (Google, OpenAI). Flux Pro provides peak quality without that commitment.

Avoid Flux Pro 1.1 for: text-heavy designs

Text rendering is improving but not the strength. For social tile designs with text or editorial layouts heavy on type, GPT Image 2 or Nano Banana Pro outperform.

Avoid Flux Pro 1.1 for: conversational editing workflows

Flux Pro is generation-focused, not edit-conversation-focused. For multi-pass refinement, GPT Image 2 or Nano Banana Pro have the conversational editing strength.

Compare against Flux 2 Flex for typography

Flux 2 Flex extends the Flux family with typography focus, retexturing, and multi-reference editing. Flux Pro 1.1 is the pure photorealism choice; Flux 2 Flex is the design-layer choice within the same family.

Frequently Asked Questions

What is FLUX Pro 1.1?
FLUX Pro 1.1 is Black Forest Labs' established text-to-image model, the production version that built FLUX's reputation. It's a workhorse for high-quality general-purpose generation.
How does FLUX Pro 1.1 differ from FLUX 2 Flex?
FLUX Pro 1.1 is the simpler text-to-image variant, no parameter controls, faster to iterate with, batches up to 4 images per request, costs 5 credits. FLUX 2 Flex exposes guidance scale and inference steps, generates one image at a time, costs 7 credits. Use Pro for batch iteration, Flex for parameter-precise single outputs.
How many credits per generation?
5 credits per image. With Premium (2,500 credits monthly) that's 500 generations.
Does it support image editing?
No, FLUX Pro 1.1 is text-to-image only. For editing, use Kontext Multi (FLUX-family editor with multi-reference) or Nano Banana Pro.
Aspect ratios and seed control?
Aspect ratios: 1:1, 4:3, 3:4, 16:9, 9:16. Seed control is supported for reproducible outputs. Prompt enhancement is also available.
Is it commercially licensed?
Yes, full commercial license on every DesignerBox paid plan.