Flux vs Stable Diffusion

Side-by-side comparison of Flux and Stable Diffusion: pricing, features, API access, and community ratings.

AI comparison summary

TL;DR: Flux offers superior photorealism and prompt accuracy out-of-the-box, making it the better choice for high-quality results with minimal tweaking. Stable Diffusion excels in customization and community support, with an extensive ecosystem of fine-tuned models, LoRAs, and extensions that enable specialized use cases. Flux is newer with cleaner base outputs, while Stable Diffusion's maturity means more resources, tutorials, and third-party tools. Choose Flux for quality and simplicity, Stable Diffusion for maximum flexibility and community-driven innovation.

Flux
Flux

Black Forest Labs' state-of-the-art open image model — exceptional photorealism and prompt adherence.

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Stable Diffusion
Stable Diffusion

Open-source image generation model — run locally, fine-tune on your own images, full control.

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Category
Image generation
Image generation
Pricing
Freemium
Free
Starting price
Free
Free tier
Audience
Technical
Technical
API available
Open source
Self-hostable
Model provider
Black Forest Labs
Stability AI
Founded
2024
2022
Headquarters
Freiburg, DE
London, UK
Key strengths
  • ·photorealistic outputs
  • ·open weights
  • ·fast Schnell variant
  • ·human anatomy accuracy
  • ·fully open-source
  • ·local execution
  • ·LoRA fine-tuning
  • ·huge model ecosystem