SAM3 — Segment Anything Model 3
SAM3 (Meta’s Segment Anything Model 3) provides universal segmentation for images and videos. It supports point prompts, bounding box prompts, text prompts, and video tracking.Input formats
.png, .jpg, .jpeg, .tiff, .bmp, .webp, .mp4, .avi, .mov
Modes
Visual prompt segmentation (PVS)
Click on your image to provide prompts:- Point prompts — click foreground points (label=1) or background points (label=0) to guide segmentation
- Box prompts — draw a bounding box around the object to segment
Text concept segmentation (PCS)
Describe what you want to segment in natural language:- “red neurons”
- “cell nuclei”
- “mitochondria”
Video tracking
Track objects across video frames:- Select an object in one frame using point or box prompts
- Propagate the mask forward or backward through the video
- Specify a start frame for tracking