Follow Discord
Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.234 ·

Event attributes are checked against the event kind

Event markers now reject attributes that don't belong to that particular event kind.

Under the hood Improvements
JSON All of v2.1.234
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
Poll EventsArea: what it touches
ImprovementsKind: in v2.1.234,
ImprovementsSection of the release
What

Parsing and writing of <event> markers now rejects attributes that are valid in general but not valid for that particular kind of event, instead of accepting them.

Evidence

invalid poll event attribute

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.234 →

Feedback