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Sweep 30 Oct 2026 · 21:36Z Build v2.1.315 533 read Stable v2.1.308 Latest v2.1.314 Next v2.1.315 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.315 ·

Held-message recognition arrives with an opt-out variable

A new held-message recognition feature can be turned off with CLAUDE_CODE_DISABLE_HELD_MESSAGE_RECOGNITION, which is also passed to remote sessions

Group of 2 Use it now Notable No documentation found New Features
JSON All of v2.1.315
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4Signal: worth watching, 1 to 5
MessagingArea: what it touches
New FeaturesKind: in v2.1.315,
What probably matters to youSection of the release

Unclear It is not clear what held-message recognition does or when the internal check lets it run.

What

Claude Code has a new feature called held-message recognition, and a new environment variable (a named value set outside Claude Code) to turn it off, CLAUDE_CODE_DISABLE_HELD_MESSAGE_RECOGNITION. What the feature does is not described.

  • The feature is on only when an internal check passes, the variable is unset, and the remote kill switch tengu_snappy_sunrise_killswitch is not on. A further remote switch whose name was not resolved also gates it.
  • When the variable is set, the checks for the feature return false.
  • The variable is added to a list of known environment variables, and it is passed through to BYOC remote environments, taken either from your local environment or from environment_variables.

Nothing has been read about tengu_snappy_sunrise_killswitch yet.

Why

If a change in how messages are handled causes trouble, setting this variable turns the feature off locally and in BYOC remote sessions, without waiting for a remote switch.

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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 doubtIt is not clear what held-message recognition does or when the internal check lets it run.
The name it cites is new in this buildNew in this build: CLAUDE_CODE_DISABLE_HELD_MESSAGE_RECOGNITION

See this entry in the whole of v2.1.315 →

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