Not at all. One phishing vector is: (On a phone call) "Hi, this is $your_bank, please go to your password manager, open the entry for $your_bank and read your p

Not at all. One phishing vector is: (On a phone call) "Hi, this is $your_bank, please go to your password manager, open the entry for $your_bank and read your password out loud to me on the phone, thank you!" You can't read out a passkey, nor can you read out a challenge to somebody that they are to sign with their passkey, because it's not possible by design.