Elon Musk announced that a new version of X's direct messaging feature, XChat, was rolling out with support for features like vanishing messages, encryption, and the ability to share files, alongside its audio and video calling support.

Per Musk, XChat (which it appears will simply replace the existing Messages feature) is rolling out with “encryption, vanishing messages and the ability to send any kind of file

Musk claims XChat uses “Bitcoin-style encryption,” but the term remains vague as experts note Bitcoin doesn’t use standard end-to-end encryption methods.