Newer versions of net-misc/keychain have been released. Currently portage has =net-misc/keychain-2.8.5-r2 as the most recent. 2.9.2 was released 2025-05-02 (https://github.com/funtoo/keychain/releases/tag/2.9.2) Introduces some significant changes such as removal of the --agents option. Reproducible: Always
Seeing lots of changes, now at 2.9.4 (https://github.com/funtoo/keychain/releases).