You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
AgentsArea: what it touches
ImprovementsKind: in v2.1.227,
ImprovementsSection of the release
What
When Claude asks you a question, the short header for a plain-text option is no longer required to be supplied separately. It defaults to the first line of the message, and an over-long header is truncated rather than rejected.
Evidence
Defaults to the first line of a plain-text message; longer summaries are truncated to
Strings lifted out of the shipped bundle, so the claim above can be checked against them.