Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
CompactionArea: what it touches
Internal ChangesKind: in v2.1.293,
Internal ChangesSection of the release
What
The result of /compact, the command that shortens a long conversation into a summary, now records whether the message it shows you repeats that summary. This is set when compaction produced a message meant for you.
Why
Claude Code can now tell when the summary has already been shown in that message.