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# Model merge

PEFT provides several internal utilities for [merging LoRA adapters](../developer_guides/model_merging) with the TIES and DARE methods.

[[autodoc]] utils.merge_utils.prune

[[autodoc]] utils.merge_utils.calculate_majority_sign_mask

[[autodoc]] utils.merge_utils.disjoint_merge

[[autodoc]] utils.merge_utils.task_arithmetic

[[autodoc]] utils.merge_utils.ties

[[autodoc]] utils.merge_utils.dare_linear

[[autodoc]] utils.merge_utils.dare_ties