Passkeys work well with password manager. The password manager also stores the long random password to get in without passkey. The advantage is that passkeys are immune to phishing. Sites also turn off 2FA for passkeys which reduces the hassle.
Unless the spec authors declare your password manager to be on the official naughty list[1] and relying-parties choose to block clients on that list.
[1] https://passkeys.dev/docs/reference/known-issues/
Unless the spec authors declare your password manager to be on the official naughty list[1] and relying-parties choose to block clients on that list.
[1] https://passkeys.dev/docs/reference/known-issues/