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FLUX vs Stable Diffusion

FLUX and Stable Diffusion are both image AI tools, tracked here on price, platforms, integrations, and capabilities. Every figure below is read from the vendor's own pages and dated. No score and no winner: the facts do the picking.

FLUX
Free plan available
Stable Diffusion
Free trial, then $19/mo
FLUX logo

FLUX

State of the art visual intelligence and generative image models

Screenshot of the FLUX homepage at bfl.ai
bfl.ai as it appeared on August 31, 2026. Vendor's own page, captured automatically; anything it claims is theirs, not ours.

FLUX is a suite of generative image models created by Black Forest Labs, including FLUX.2 and FLUX 3. The toolset includes capabilities for image generation, generative editing, outpainting, and object removal. Developers can access the models via a pay-as-you-go API, deploy open weights locally, or experiment directly in a web playground.

Stable Diffusion logo

Stable Diffusion

Generative media creation tools and models for enterprises and creators

Screenshot of the Stable Diffusion homepage at stability.ai
stability.ai as it appeared on September 10, 2026. Vendor's own page, captured automatically; anything it claims is theirs, not ours.

Stable Diffusion is a generative media platform offering image generation, editing, and 3D capabilities for creative workflows. The platform features tools like Stable Audio and integrates with cloud platforms such as Amazon Bedrock.

At a glance

Price
FLUX
Free plan available
Pay-as-you-go Custom · Enterprise Custom · Builder Custom · Platform Custom
Stable Diffusion
Free trial, then $19/mo
Trial Free · Creator $19/mo · Core $50/mo · Enterprise Custom
Free tier
FLUX
No free plan
Stable Diffusion
No free plan · Trial
Entry plan includes
FLUX
No paid tier confirmed
Stable Diffusion
Creator, no stated cap
Platforms
FLUX
web, api
Stable Diffusion
web, api
Integrations
FLUX
Adobe Photoshop, Microsoft Azure AI Foundry, NVIDIA, ASUS
Stable Diffusion
not tracked yet
Website
Stable Diffusion
stability.ai ↗
Shared capabilities
image-generation image-editing ai-generation developer-api
Only FLUX
text-to-image fine-tuned-models
Only Stable Diffusion
3d-generation

Capability tags are factual labels we assign when a tool is added; they describe what a tool does, not how well it does it.

Checked against the vendors. Written from each vendor's own site and last re-checked there: FLUX on September 7, 2026 · Stable Diffusion on September 10, 2026. Vendors change pricing and features without notice, so confirm anything that decides your purchase on the vendor's page.

Also in image

A tool we have an affiliate relationship with. It is not part of the comparison above and we are not calling it the better pick.

Partner pick
AdCreative.ai
AI platform for generating video and image ad creatives
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  • Analyzing competitor ad creative strategies
  • Creating UGC-style video ads from single image uploads
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Key features

FLUX

  • Text-to-image generation and generative editing with FLUX Kontext
  • Object and shadow removal using FLUX Erase
  • Frame extension in any direction using FLUX Outpainting
  • Sub-4 second visual try-on generation for e-commerce products

Stable Diffusion

  • Image generation and editing
  • 3D and 4D video models
  • Audio generation with Stable Audio
  • Platform API integration

What each one does well

FLUX

  • Generating and editing images using generative flow matching models
  • Self-hosting open-weight image models on private hardware
  • Integrating visual AI generation into creative platforms via API

Stable Diffusion

  • Generating brand-consistent marketing visuals at scale
  • Building volumetric media and 3D worlds for gaming
  • Creating audio and musical assets for entertainment projects

People also ask

Does FLUX or Stable Diffusion have a free plan?

FLUX publishes no free plan, and Stable Diffusion has a free trial but no free plan.

What is the difference between FLUX and Stable Diffusion?

Both are tracked for image-generation, image-editing, ai-generation, developer-api. Of the capabilities they do not share, only FLUX is tracked for text-to-image, fine-tuned-models, and only Stable Diffusion is tracked for 3d-generation.

How much do FLUX and Stable Diffusion cost?

FLUX: free plan available. Stable Diffusion: free trial, then $19/mo.

Answers are generated from the tracked plans and capability tags shown above, so they move when the vendors' pages do.

Full fact sheets, FAQs, and discussion links: FLUX · Stable Diffusion · all image tools

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