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FLUX.2 [flex]

This next-generation customizable model from Black Forest Labs supports adjustable inference steps and guidance scale, paired with industry-leading text rendering to deliver fine-grained creative control for professional image generation work.

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FLUX.2 Flex Text To Image Gallery

Tailor every AI generation to your unique creative vision with FLUX.2 Flex’s adjustable inference steps and guidance scale. Deliver studio-quality final outputs with industry-leading typography, precise HEX color control, and fine-tuned quality settings built for every type of creative project.

Create with FLUX.2 Flex
High-Quality 3D Renders
AI Image
Advanced Typography Design
AI Image
Photorealistic Portraits
AI Image
Creative Lifestyle Shots
AI Image
Nature & Wildlife
AI Image
Product Visualization
AI Image

High-Quality 3D Renders

Produce professional studio-grade 3D renders complete with luxuriously smooth textures, gentle diffused lighting, and charming character expressions, all enabled by fully customizable inference step settings.

Prompt

“A high-quality 3D render of a pudgy baby penguin struggling to hold a giant pizza slice; the feathers are velvety smooth, the cheese is stretchy and gooey, pepperoni glistening with oil, soft diffused lighting, shallow depth of field, adorable expression”

FLUX.2 Flex YouTube Videos

Watch demonstrations and tutorials showcasing Black Forest Labs FLUX.2 Flex's flexible AI image generation capabilities

FLUX.2 Flex Popular Reviews on X

See what people are saying about FLUX.2 Flex on X (Twitter)

Maki@Sunwood AI Labs.
Maki@Sunwood AI Labs.
@hAru_mAki_ch
·

fal-ai/flux-2 pro で葛飾北斎プロンプト使ってみた！！ やっぱりproの方が結構言うこと聞いてくれてそう！ ＊解像度を上げれば文字の崩れは解消できるかも？？

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Maki@Sunwood AI Labs.
Maki@Sunwood AI Labs.
@hAru_mAki_ch

fal-ai/flux-2 dev で葛飾北斎プロンプト使ってみた！！ これはこれでスタイリッシュな浮世絵風でカッコいい！！

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What's FLUX.2 Flex

Next-generation customizable AI image model with adjustable inference and guidance for maximum creative control

2-50Steps
CustomControl
MultiReference
6¢/MPPrice

FLUX.2 Flex puts creative control in your hands with adjustable inference steps (2-50) and guidance scale (1.5-10), allowing you to fine-tune the balance between speed and quality.

FLUX.2 Flex Frequently Asked Questions

Still have questions?

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FLUX.2 Flex is Black Forest Labs' versatile, budget-friendly text-to-image AI model built for creators that want flexibility and full control over their image generation process. Unlike FLUX.2 Pro's fixed premium configuration, Flex lets you adjust inference steps and guidance scale, trading generation speed for output quality to match your unique project requirements. It works perfectly for rapid prototyping, experimentation, iterative workflows, and budget-focused projects where you need to optimize the balance between speed and final result quality. Flex delivers outstanding value while still producing high-quality results across every type of creative application.
Inference steps count how many separate refinement passes the AI model completes while generating your image. Lower step counts (10-20 steps) generate images much faster but often have less fine detail and polish, making them ideal for quick drafts and early concept exploration. Higher step counts (30-50 steps) take longer to generate but produce more refined, detailed, and visually cohesive results with better prompt adherence. FLUX.2 Flex supports 10-50 inference steps total, so you can set your own balance between speed and quality. Stick to 40-50 steps for finished final deliverables, and 15-25 steps for rapid iteration to get a reliable middle ground.
Guidance scale controls how closely your finished generated image aligns with your text prompt. Lower values (2-4) give the AI more creative freedom, resulting in artistic variations and unexpected interpretations that work great for exploratory, abstract, or stylistic creative work. Higher values (6-10) enforce stricter prompt adherence, producing images that match your description exactly—this is perfect when you need specific subjects, compositions, or small details. FLUX.2 Flex supports guidance scale ranging from 2.0 to 10.0. Start with 5-6 for balanced, reliable results, turn it up for more tight control over the output, or lower it for more creative liberty and organic aesthetic results.
Prompt expansion is an intelligent enhancement system that automatically enriches your prompts with extra descriptive details, stylistic cues, and useful contextual information. When enabled, it analyzes your input and adds relevant artistic terminology, atmospheric descriptions, lighting details, and compositional suggestions—turning simple prompts into full, comprehensive creative briefs. This is especially helpful for beginners or when you want richer, more detailed outputs without building complex prompts manually from scratch. Disable the feature when you need precise control over your exact wording or have carefully crafted prompts that should not be modified.
FLUX.2 Flex costs 5 credits per generated image, making it the most economical option in the FLUX.2 model family—priced 50% lower than FLUX.2 Pro. This competitive pricing, paired with adjustable quality settings, makes it perfect for high-volume workflows, experimentation, learning, and budget-conscious projects. You can generate twice as many images for the same credit investment, or save your leftover credits to use for higher-quality premium models when you need them. Flex delivers exceptional value for creators that want professional AI image generation without the constraints of premium pricing.
Use FLUX.2 Flex for: iterative design workflows that need multiple variations, rapid prototyping and concept exploration, learning and experimentation, projects with flexible deadlines, and any time budget efficiency is a top priority. Use FLUX.2 Pro for: final deliverables that require maximum quality, client-facing professional work, complex photorealistic rendering, projects that demand absolute consistency, and when you need the highest possible fidelity with multi-reference support. Most creators use Flex for ideation and early exploration, then switch to Pro for final production—combining the cost efficiency of Flex with Pro's premium quality exactly where it matters most.

Getting Started with Text-to-Image Generation Using FLUX.2 Flex

Unlock fully adaptable AI image creation with FLUX.2 Flex

1
Enter Your Creative Prompt
2
Customize Generation Parameters
3
Generate and Refine

Craft a detailed prompt that clearly outlines your desired final image. Turn on prompt expansion to enrich your prompt and get far better generation outcomes.

Flexible AI Pricing

Pay-as-you-go credits or subscription plans. No hidden fees, cancel anytime.

Basic

Start your AI journey

399.99
1 Year
USD
9000points1 Month
Priority Support
Early Access
5 GB(Storage Space)
3(Maximum Projects)
Team Members
50 images1 Month
Audio Transcription
100 snippets1 Month
API Calls
Popular

Professional

Elevate your AI experience

799.99
1 Year
USD
27000points1 Month
Priority Support
Early Access
20 GB(Storage Space)
10(Maximum Projects)
Team Members
150 images1 Month
150 minutes1 Month
300 snippets1 Month
API Calls

Enterprise

Powerful support for your team

1999.99
1 Year
USD
75000points1 Month
Priority Support
Early Access
100 GB(Storage Space)
50(Maximum Projects)
10(Team Members)
600 images1 Month
600 minutes1 Month
1200 snippets1 Month
10000 calls1 Month
View Detailed Pricing