Stability AI is a London-based company that develops open-weight generative models for images, video, audio and 3D. It is best known for the Stable Diffusion series, and also publishes Stable Video Diffusion, Stable Audio and the Stable LM language models.
- Founded
- 2019
- Type
- Private company
- Founders
- Emad Mostaque and Cyrus Hodes
- AI lab
Catalogue
All models by Stability AI
21 models · 1–21
| Select models to compare | Model | Released | Context | Input /M | Output /M | Parameters | Type | I/O | Openness |
|---|---|---|---|---|---|---|---|---|---|
 Stable Audio 3.0 LargeStability AI | May 20, 2026 | — | — | — | — | Audio | text → audio | Closed | |
| Stable Audio 3.0 MediumStability AI | May 20, 2026 | — | — | — | 2.3B | Audio | text → audio | Open weights | |
| Stable Audio 2.5Stability AI | September 10, 2025 | — | — | — | — | Audio | text, audio → audio | Closed | |
| Stable Video 4D 2.0Stability AI | May 20, 2025 | — | — | — | — | Video | video → video | Open weights | |
| Stable Audio Open SmallStability AI | May 14, 2025 | — | — | — | 497M | Audio | text → audio | Open weights | |
| Stable Virtual CameraStability AI | March 18, 2025 | — | — | — | 1.3B | Video | image → video | Open weights | |
| Stable Diffusion 3.5 MediumStability AI | October 29, 2024 | — | — | — | 2.5B | Image | text → image | Open weights | |
| Stable Diffusion 3.5 LargeStability AI | October 22, 2024 | — | — | — | 8.1B | Image | text → image | Open weights | |
| Stable Diffusion 3.5 Large TurboStability AI | October 22, 2024 | — | — | — | 8.1B | Image | text → image | Open weights | |
| Stable Diffusion 3 MediumStability AI | June 12, 2024 | — | — | — | — | Image | text → image | Open weights | |
| Stable Audio Open 1.0Stability AI | June 5, 2024 | — | — | — | 1.2B | Audio | text → audio | Open weights | |
| Stable Image UltraStability AI | June 5, 2024 | — | — | — | — | Image | text → image | Closed | |
| Stable Audio 2.0Stability AI | April 3, 2024 | — | — | — | — | Audio | text, audio → audio | Closed | |
| Stable Image CoreStability AI | March 21, 2024 | — | — | — | — | Image | text → image | Closed | |
| Stable Video 3DStability AI | March 18, 2024 | — | — | — | — | Video | image → video | Open weights | |
| SDXL TurboStability AI | November 28, 2023 | — | — | — | 2.6B | Image | text → image | Open weights | |
| Stable Video DiffusionStability AI | November 21, 2023 | — | — | — | 1.5B | Video | image → video | Open weights | |
| Stable Diffusion XL 1.0Stability AI | July 26, 2023 | — | — | — | 2.6B | Image | text → image | Open weights | |
| Stable Diffusion 2.1Stability AI | December 7, 2022 | — | — | — | — | Image | text → image | Open weights | |
| Stable Diffusion 2.0Stability AI | November 24, 2022 | — | — | — | — | Image | text → image | Open weights | |
| Stable Diffusion 1.4Stability AI | August 22, 2022 | — | — | — | 860M | Image | text → image | Open weights |