Users running the latest version of Claude Code on macOS and Linux can now have their sessions message each other to share findings, ask questions, and coordinate work. Claude Code gets cross-session messagingEarlier today, Anthropic announced a feature that will likely be very welcome to users who tend to run multiple Claude Code sessions at once. As of Claude Code v2.1.224, different sessions can message each other with updates and other relevant information, which can be especially useful when the user has multiple sessions working on different parts of the same project. New in Claude Code: your sessions can now message each other. pic.twitter.com/PtNsfXeQXP — ClaudeDevs (@ClaudeDevs) August 7, 2026From Anthropic’s documentation of the new feature:Cross-session messaging lets Claude deliver a message from one of your Claude Code sessions to another.