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Sam2.1 Hiera Large
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Sam2.1 Hiera Large

huggingface.co·Infrastructure·🇺🇸

The SAM 2.1 Hiera Large model extends the Segment Anything Model to support both images and videos. It enables precise object segmentation using various input prompts and works with the Transformers library. Designed for research and practical applications in video understanding and image editing.

Open SourceApache-2.0
WebAPI
S
Sam2.1 Hiera Large preview
Visit huggingface.co↗
⭐19.6k
stars
🍴2.5k
forks
✓3
features
📅2024
since

Overview

3 features

Sam2.1 Hiera Large is an Other AI product. It focuses on segmenting objects in images and videos using point, box, or mask prompts. It is built as an open-source project for computer vision developers and researchers. Sam2.1 Hiera Large is open source under the Apache-2.0 license. Sam2.1 Hiera Large is available on the web and API.

It is developed by Meta AI (United States), and the product first shipped in 2024. Development happens publicly on GitHub with 19.6k stars. Key capabilities include Mask Generation, Video Segmentation, and point and Box Prompts. It exposes integrations via a public API.

  • ✓Mask Generation
  • ✓Video Segmentation
  • ✓Point and Box Prompts

Tags

segment-anythingvideo-segmentationpromptable-segmentation

AI capabilities

Inference: LocalWeights: Open

Built with & integrations

Hosting
aws
Connectors
API
Runs on
BrowserAPI-only

Trust & compliance

LicenseApache-2.0
Verified signals
✓ HTTPS✓ Privacy Policy✓ Terms of Service✓ Open Source✓ Free tier
Legal
Privacy Policy →Terms of Service →

Recent events

Latest indexed changes and source events

  1. IndexedJul 19, 8:51 PM

    facebook/sam2.1-hiera-large verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about Sam2.1 Hiera Large

What does Sam2.1 Hiera Large do?
Sam2.1 Hiera Large focuses on segmenting objects in images and videos using point, box, or mask prompts. It is catalogued under Other AI on PulseGate.
Who is Sam2.1 Hiera Large for?
Sam2.1 Hiera Large is an open-source project built for computer vision developers and researchers.
Is Sam2.1 Hiera Large free?
Yes — Sam2.1 Hiera Large is open source under the Apache-2.0 license and free to use.
What platforms does Sam2.1 Hiera Large run on?
Sam2.1 Hiera Large runs on the web and API.
Is Sam2.1 Hiera Large still maintained?
PulseGate's liveness checks currently classify Sam2.1 Hiera Large as active.
What are alternatives to Sam2.1 Hiera Large?
Similar tools tracked by PulseGate include Sam2 Hiera Base Plus, Sam3, and Sam.Sam2 Hiera Base PlusSam3Sam
Who makes Sam2.1 Hiera Large?
Sam2.1 Hiera Large is developed by Meta AI, based in the United States.
When did Sam2.1 Hiera Large launch?
Sam2.1 Hiera Large first shipped in 2024.

At a glance

Pricing
Open Source
Platforms
Web
Languages
English
License
Apache-2.0
First seen
Sep 7, 2024
Activity
🟢 Active
Status
🟢 Active
Built for
computer vision developers and researchers
Model
Open source
Solves
Segmenting objects in images and videos using point, box, or mask prompts.

Developer

🇺🇸Meta AI
Team

Open source

⭐ Stars
19,555
🍴 Forks
2,509
Open issues
481
Last commit
2mo ago
Commits 90d
0
Contributors
11
Authorship
Team
Default branch
main

Live coverage

Confidence
Medium · 70
Indexed
Jul 19, 2026
Lifecycle
Alive
Activity
Active
First seen
Sep 2024
Last seen
2d ago
Identity audit (9)
Entity ID
cmrs9u09y05ad11mznr1pm4rb
Slug
facebook-sam2-1-hiera-large-huggingface-co
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jul 19, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 21, 2026
Canonical URL
https://huggingface.co/facebook/sam2.1-hiera-large

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