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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
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Claude Code v2.1.3 ·

Incremental TUI (tengu_sumi)

Entry
JSON All of v2.1.3
EntryKind: in v2.1.3,
ChangesSection of the release
What

An experimental incremental terminal UI rendering system.

Status

Feature-flagged via tengu_sumi

Details
  • Controlled by ENABLE_INCREMENTAL_TUI environment variable or tengu_sumi feature flag
  • Infrastructure is in place but gated
Evidence

Sz() at line (contains dX(process.env.ENABLE_INCREMENTAL_TUI) and y8("tengu_sumi"))

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

See this entry in the whole of v2.1.3 →

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