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description: Master building SAM ViT models with Ultralytics. Discover steps to leverage the power of SAM and Vision Transformer sessions.
keywords: Ultralytics, SAM, build sam, vision transformer, vits, build_sam_vit_l, build_sam_vit_b, build_sam
---

# Reference for `ultralytics/models/sam/build.py`

!!! Note

    This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/build.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/sam/build.py). If you spot a problem please help fix it by [contributing](https://docs.ultralytics.com/help/contributing/) a [Pull Request](https://github.com/ultralytics/ultralytics/edit/main/ultralytics/models/sam/build.py) 🛠️. Thank you 🙏!

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## ::: ultralytics.models.sam.build.build_sam_vit_h
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## ::: ultralytics.models.sam.build.build_sam_vit_l
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## ::: ultralytics.models.sam.build.build_sam_vit_b
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## ::: ultralytics.models.sam.build.build_mobile_sam
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## ::: ultralytics.models.sam.build._build_sam
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## ::: ultralytics.models.sam.build.build_sam
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