Stability AI releases Stable Diffusion 3 Medium weights and API
Stability AI released the 2-billion-parameter Stable Diffusion 3 Medium with downloadable model weights and API access.
What happened
Event details
Stability AI released Stable Diffusion 3 Medium on June 12, 2024. The 2-billion-parameter text-to-image model used a Diffusion Transformer architecture, three text encoders, and a 16-channel VAE. Model weights were released under the Stability Community License, and the model was also available through the Stability Platform API, Stable Assistant, and Stable Artisan.
Assessment
Why it matters
Stable Diffusion 3 Medium made the SD3 architecture available through downloadable weights and an API while targeting deployment on consumer hardware.
Availability
Access notes
Weights and API access were public. Large-scale commercial use required an enterprise license.