5.5B
Black Forest Labs is an AI company based in Freiburg, Germany, formed by researchers who previously worked at Stability AI. It develops the FLUX family of image generation and editing models, with later releases extending to video.
- Founded
- 2024
- Type
- Private company
- Founders
- Robin Rombach, Andreas Blattmann and Patrick Esser
- AI lab
- Inference provider
- 9 hosted endpoints
Model family
FLUX
Black Forest Labs is an AI company based in Freiburg, Germany, formed by researchers who previously worked at Stability AI. It develops the FLUX family of image generation and editing models, with later releases extending to video.
Latest FLUX models
Models in this family
13 catalogued models
13 models · 1–13
| Select models to compare | Model | Released | Context | Input /M | Output /M | Parameters | Type | I/O | Openness |
|---|---|---|---|---|---|---|---|---|---|
| FLUX 3 Image KleinBlack Forest Labs | October 15, 2026 | 47K | $0.00 | $0.00 | 5.5B | Image | text, image → image | Open weights | |
| FLUX 3 ImageBlack Forest Labs | October 1, 2026 | 47K | $0.00 | $0.00 | — | Image | text, image → image | Closed | |
| FLUX Video EditBlack Forest Labs | September 10, 2026 | — | $0.00 | $0.00 | — | Video | text, video → video | Unknown | |
| FLUX Video UpscaleBlack Forest Labs | August 20, 2026 | — | $0.00 | $0.00 | — | Video | text, video → video | Unknown | |
| FLUX 3 VideoBlack Forest Labs | August 4, 2026 | — | $0.00 | $0.00 | — | Video | text, image, video → video | Closed | |
| FLUX.2 Klein 4BBlack Forest Labs | January 14, 2026 | 41K | $0.00 | $0.00 | 4B | Image | text, image → image | Open weights | |
| FLUX.2 MaxBlack Forest Labs | December 16, 2025 | 47K | $0.00 | $0.00 | — | Image | text, image → image | Closed | |
| FLUX.2 [dev]Black Forest Labs | November 25, 2025 | — | — | — | 32.2B | Image | text → image | Open weights | |
| FLUX.2 FlexBlack Forest Labs | November 25, 2025 | 67K | $0.00 | $0.00 | — | Image | text, image → image | Closed | |
| FLUX.2 ProBlack Forest Labs | November 25, 2025 | 47K | $0.00 | $0.00 | — | Image | text, image → image | Closed | |
| FLUX.1 Kontext [dev]Black Forest Labs | May 29, 2025 | — | — | — | 11.9B | Image | text, image → image | Open weights | |
| FLUX.1 [dev]Black Forest Labs | August 1, 2024 | — | — | — | 11.9B | Image | text → image | Open weights | |
| FLUX.1 [schnell]Black Forest Labs | August 1, 2024 | — | — | — | 11.9B | Image | text → image | Open weights |