Cargo Features

[dependencies]
safetensors = { version = "0.7.0", default-features = false, features = ["std", "alloc"] }
default = std

The std feature is set by default whenever safetensors is added without default-features = false somewhere in the dependency tree.

std default

Enables serde and serde_json

Affects tensor::serialize_to_file

alloc

Kept for backward compatibility - no-op since alloc is always available