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Sweep 29 Sep 2026 · 18:10Z Build v2.1.285 506 read Stable v2.1.280 Latest v2.1.285 Next v2.1.285 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.280 ·

New turnOrigin field on a generation/session object

Claude Code's internal turn-tracking object gained a new turnOrigin field

Under the hood Internal Changes
JSON All of v2.1.280
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
Session ManagementArea: what it touches
Internal ChangesKind: in v2.1.280,
Internal ChangesSection of the release
What

The internal object Claude Code uses to manage a streaming generation turn, alongside existing fields like shuttingDown, holdsResults, and cacheSafeParams, now also carries a turnOrigin property.

Why

This is an internal data field with no described effect on visible behavior.

How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtWhat turnOrigin is used for and how it affects behavior isn't specified.

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