Segment Anything Model 3
Model overview
SAM 3
Meta's current public SAM 3 open-weight promptable segmentation model for images and video.
segmentationobject trackingvisual segmentationevaluationlocal inference
Representative version
SAM 3
| Company | Meta |
|---|---|
| Release | Not disclosed |
| Release type | Model release |
| Parameters | 0.86B |
| Architecture | Not disclosed |
| Context | Not disclosed |
| Input modalities | image / video / text |
| Output modalities | structured_output |
| Tool use / function calling | Tool use: Not disclosed; Function calling: Not disclosed |
| Structured output / reasoning | Confirmed: Structured output |
| Vision / audio / video | Confirmed: Vision, Video; Not shown: Audio |
| Open weights / License | Weights available / license pending verification meta-sam-3-current · License source pending verification |
| Vendor API | Not disclosed API source pending verification |
| OpenRouter | Not separately listed on OpenRouter |
| Pricing | No reliable public source |
| Benchmark | No reliable public source |
| Public signals | 1 activity snapshot |
| Use cases | visual segmentation / research evaluation / local inference / segmentation |
| Claim evidence | Release event / Model specifications / Weight checkpointfacebook/sam3 Hugging Face model cardSAM 3 · Segment Anything Model 3 · SAM 3 |
OpenRouter
Pricing / context / availability
| OpenRouter | Not separately listed on OpenRouter |
|---|---|
| OpenRouter listing | Not separately listed in the current OpenRouter public list |
| Mapped version | SAM 3 meta-sam-3-current |
| Pricing | No reliable public source |
| Context | Not disclosed |
| Speed/Latency | No reliable public source |
| Snapshot time | 2026-08-11T06:28:09.895Z |
| Source | View source |
Public activity counters
Hugging Face model-card activity snapshot
| Platform | Entry | Last-month downloads | Current likes | Current Spaces | Time | Source |
|---|---|---|---|---|---|---|
| huggingface Current HF activity snapshot | facebook/sam3 | 1,952,082 | 2,619 | 100 | View source |
Downloads are Hugging Face's trailing-month counter; likes and Spaces are snapshots at collection time.
Missing public information
Public information not yet available
Release date not disclosedNot listed on OpenRouterNo reliable benchmark sourceNo linkable model-specific reviewSpeed/latency not disclosed