sam3

# SAM 3: Segment Anything with Concepts

Meta Superintelligence Labs

[Nicolas Carion](https://www.nicolascarion.com/)\*,
[Laura Gustafson](https://scholar.google.com/citations?user=c8IpF9gAAAAJ&hl=en)\*,
[Yuan-Ting Hu](https://scholar.google.com/citations?user=E8DVVYQAAAAJ&hl=en)\*,
[Shoubhik Debnath](https://scholar.google.com/citations?user=fb6FOfsAAAAJ&hl=en)\*,
[Ronghang Hu](https://ronghanghu.com/)\*,
[Didac Suris](https://www.didacsuris.com/)\*,
[Chaitanya Ryali](https://scholar.google.com/citations?user=4LWx24UAAAAJ&hl=en)\*,
[Kalyan Vasudev Alwala](https://scholar.google.co.in/citations?user=m34oaWEAAAAJ&hl=en)\*,
[Haitham Khedr](https://hkhedr.com/)\*, Andrew Huang,
[Jie Lei](https://jayleicn.github.io/),
[Tengyu Ma](https://scholar.google.com/citations?user=VeTSl0wAAAAJ&hl=en),
[Baishan Guo](https://scholar.google.com/citations?user=BC5wDu8AAAAJ&hl=en),
Arpit Kalla, [Markus Marks](https://damaggu.github.io/),
[Joseph Greer](https://scholar.google.com/citations?user=guL96CkAAAAJ&hl=en),
Meng Wang, [Peize Sun](https://peizesun.github.io/),
[Roman Rädle](https://scholar.google.com/citations?user=Tpt57v0AAAAJ&hl=en),
[Triantafyllos Afouras](https://www.robots.ox.ac.uk/~afourast/),
[Effrosyni Mavroudi](https://scholar.google.com/citations?user=vYRzGGEAAAAJ&hl=en),
[Katherine Xu](https://k8xu.github.io/)°,
[Tsung-Han Wu](https://patrickthwu.com/)°,
[Yu Zhou](https://yu-bryan-zhou.github.io/)°,
[Liliane Momeni](https://scholar.google.com/citations?user=Lb-KgVYAAAAJ&hl=en)°,
[Rishi Hazra](https://rishihazra.github.io/)°,
[Shuangrui Ding](https://mark12ding.github.io/)°,
[Sagar Vaze](https://sgvaze.github.io/)°,
[Francois Porcher](https://scholar.google.com/citations?user=LgHZ8hUAAAAJ&hl=en)°,
[Feng Li](https://fengli-ust.github.io/)°,
[Siyuan Li](https://siyuanliii.github.io/)°,
[Aishwarya Kamath](https://ashkamath.github.io/)°,
[Ho Kei Cheng](https://hkchengrex.com/)°,
[Piotr Dollar](https://pdollar.github.io/)†,
[Nikhila Ravi](https://nikhilaravi.com/)†,
[Kate Saenko](https://ai.bu.edu/ksaenko.html)†,
[Pengchuan Zhang](https://pzzhang.github.io/pzzhang/)†,
[Christoph Feichtenhofer](https://feichtenhofer.github.io/)†

\* core contributor, ° intern, † project lead, order is random within groups

[[`Paper`](https://ai.meta.com/research/publications/sam-3-segment-anything-with-concepts/)]
[[`Project`](https://ai.meta.com/sam3)]
[[`Demo`](https://segment-anything.com/)]
[[`Blog`](https://ai.meta.com/blog/segment-anything-model-3/)]
[[`BibTeX`](#citing-sam-3)]

![SAM 3 architecture](assets/model_diagram.png?raw=true) SAM 3 is a unified foundation model for promptable segmentation in images and videos. It can detect, segment, and track objects using text or visual prompts such as points, boxes, and masks. Compared to its predecessor [SAM 2](https://github.com/facebookresearch/sam2), SAM 3 introduces the ability to exhaustively segment all instances of an open-vocabulary concept specified by a short text phrase or exemplars. Unlike prior work, SAM 3