Code & Chain · Signal Desk

Claude Code Adds Cross-Session Messaging, Instant Interop on macOS and Linux

2026-08-10AIToolingLast updated: 10 Aug 2026, 7:02 am
Original sourceMacRumorsAdditional: Saganote

Summary

Claude Code 2.1.224 introduces cross-session messaging on macOS and Linux, allowing direct message sending between different coding sessions on the same Mac. Users can discover active sessions via ListAgents and send messages using SendMessage; receiving sessions display marked cards with sender li…

Key points

  • Improves multi-session collaboration efficiency, reducing manual context copying.
  • Cross-session messaging simplifies coordination for complex tasks, a practical improvement for developer workflows.
  • Developers can quickly share state across multiple terminal windows, speeding up debugging and collaboration.
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