August 4, 2026 · Black Forest Labs
FLUX 3 video in preview, with up to 20 seconds and synchronized audio
FLUX 3 is our first video model: one model trained across image, video, and audio, generating video with synchronized sound. Available now as a preview.
Key Features
- Up to 20 seconds at FHD (1920 × 1088 for 16:9), 24 fps, in a single request
- Synchronized audio — multilingual speech with strong lipsync, plus effects and ambience, generated with the frames
- Four modes on one endpoint — text to video (
t2v), image to video with 1–10 pinned keyframes (i2v), video continuation (v2v), and draft enhance (draft_enhance) - Multiple scenes and camera angles in one generation, with accurate in-scene text and typography
Endpoint
POST /v1/flux-3-video
The final polling response includes cost, the settled cost in credits for the request.
See the FLUX 3 documentation to get started, and the pricing page for per-second rates. Video editing and Omni Reference with images and videos will be available soon.
Latest Black Forest Labs API changes
FLUX 3 Image adds exact width and height and match_input resolution for edits
FLUX 3 Image Klein released, a 5.6B open-weights model from $0.008 per image
FLUX 3 Image released, with bounding boxes in prompts and up to 4K output
FLUX 3 video API adds qhd (2K) and uhd (4K) resolutions, from $0.40/s
Automatic credit recharge added, with a threshold and target balance