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SAM

SAM is an AI model made by Meta. Meta released it on 5 April 2023. It is generally available. Its weights are open. Its licence is Apache 2.0.

In inglese

Meta

Released
5 April 2023 — ai.meta.com, read 16 October 2026
Status
Generally available — github.com, read 16 October 2026
Takes
Not confirmed: two readings disagree: text, image and image
Returns
Image — arxiv.org, read 16 October 2026
Open weights
Yes — github.com, read 16 October 2026
Licence
Apache 2.0 — github.com, read 16 October 2026
Context window
Not confirmed: The maker's cited pages do not state a context window in tokens for SAM.
Longest answer
Not confirmed: The maker's cited pages do not state a standard maximum output in tokens for SAM.
Knowledge cutoff
Not confirmed: The maker's cited pages do not state a knowledge cutoff for SAM.
API price, input
Not confirmed: The maker's cited pages provide no standard API input-token price for SAM.
API price, output
Not confirmed: The maker's cited pages provide no standard API output-token price for SAM.
Where
Downloadable weights — github.com, read 16 October 2026
Parameters
Not confirmed: The maker's cited pages describe multiple SAM backbone variants but do not publish a parameter count for a single standard model.
Model card
Not confirmed: two readings disagree: https://arxiv.org/html/2304.02643 and https://github.com/facebookresearch/segment-anything

Questions

When was SAM released?

Meta released SAM on 5 April 2023.

Is SAM still available?

Yes: it is generally available, as Meta states it.

Are the weights of SAM open?

Yes: Meta publishes the weights of SAM for download.

What is the licence of SAM?

The licence of SAM is Apache 2.0, as Meta names it.

More from Meta

Sources

  1. Introducing Segment Anything: Working toward the first foundation model for image segmentation (read 16 October 2026)
  2. facebookresearch/segment-anything (read 16 October 2026)
  3. Segment Anything (read 16 October 2026)

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