Segment Anything

Segment Anything

3.0

Segment Anything (SAM) is a powerful AI model that can segment any object in images with simple prompts, enabling zero-shot segmentation and interactive editing.

Last Updated Sep 4, 2026
Segment Anything screenshot

About

Segment Anything (SAM), developed by Meta AI, is a state-of-the-art image segmentation model with an open-source code repository on GitHub. It can identify and segment any object in an image without additional training for specific tasks. By using simple prompts such as clicks, bounding boxes, or text, SAM generates high-quality segmentation masks, providing a powerful foundation for research and applications in computer vision.

Key Features

**Zero-shot segmentation: ** Segment unseen objects without any fine-tuning on new categories.
**Flexible prompting: ** Supports various input prompts like points, boxes, and masks to specify target objects.
**Automatic everything mode: ** Automatically segments all objects in an image and outputs multiple masks.
**Pre-trained models: ** Offers multiple scales of pre-trained checkpoints for different inference and fine-tuning scenarios.
**Examples and docs: ** Includes detailed Jupyter notebooks for quick start.

Pricing & Fees

  • **Versatility: ** Trained on a large dataset, SAM exhibits excellent generalization across diverse images and objects.
  • **Interactive editing: ** Users can refine segmentation results in real-time through interactive prompts, improving accuracy.
  • **Easy integration: ** Clean code structure, supports PyTorch, and can be easily integrated into existing projects.
  • **Active community: ** As an open-source project, it benefits from an active community and continuous updates.

Who It's For

SAM is ideal for computer vision researchers, AI application developers, data annotation teams, and educators. Whether for academic research, product development, or teaching demonstrations, SAM delivers efficient and precise image segmentation, significantly reducing development cost and time.