v6.0.0-beta.1

Here's how you can use this release:

cargo install --force --locked --version 6.0.0-beta.1 cargo-contract 

[dependencies]
ink = { version = "6.0.0-beta.1" }

[dev-dependencies]
ink_e2e = { version = "6.0.0-beta.1" }

# we moved the sandbox testing environment to a separate crate
# this one cannot be published to crates.io yet
ink_sandbox = { git = "https://github.com/use-ink/ink.git", branch = "6.0.0-beta.1" }

You also need to install the latest ink-node release (there are binaries available for this release!).

If you use cargo install and are on Mac: click the link, there's a note for you, there's a system dependency required now.

Compatibility:

• Rust >= 1.88
• cargo-contract 6.0.0-beta.1
• ink-node v0.47.0
• polkadot-sdk from polkadot-sdk/cbab8ed4be1941420dd25dc81102fb79d8e2a7f0 (Oct 15, 2025)
• Paseo Passet Hub (was upgraded here)

Full Changelog

Added

• Implement bn128 precompiles ‒ 2708
• Add example how to call Solidity precompiles ‒ 2716
• Add packed flag to storage_item attribute and improve related diagnostics ‒ #2722
• Implement pallet-revive host functions gas_price, call_data_size, return_data_size, gas_left ‒ #2694
• Add ink_precompiles crate with ERC-20 assets precompile interface ‒ #2686

Changed

• Refactor contract ref generation and add automatic re-exporting ‒ #2710