Seems to be correct, according to [0] the user needs to link the Meta View app with WhatsApp, not sure if the link is then made on the cloud or on the local device...:

"Use the Meta View app to connect Ray-Ban Stories and Ray-Ban Meta smart glasses to WhatsApp on your phone."

[0] https://faq.whatsapp.com/836703167795647?locale=en_US&cms_id...