Stability AI

specialty

UK · Founded 2019

Stable Diffusion's publisher. Image generation open-weights pioneer.

Stability AI is best known for Stable Diffusion, the open-weights image generation model that made the technology accessible to developers. The company has had leadership and financial turbulence, but Stable Diffusion continues to be the backbone of the self-hosted image generation ecosystem.

Main models

Stable Diffusion 3
SDXL
Stable Audio

Strengths

Open weights
Image generation
Self-hosting
Community

Pricing

$0.065 per image via API; free self-hosted

Models in the almanac

Stable Diffusion 3

Official site →