Cargo Features

[dependencies]
pallet-contracts-primitives = { version = "29.0.0", default-features = false, features = ["std"] }
default = std

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

std default

Enables std of parity-scale-codec, scale-info, sp-runtime ^29.0.0, sp-std ^12.0.0, and sp-weights ^25.0.0

sp-std:

Substrate Dependencies (This crate should not rely on frame)