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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

Claude Code v2.1.221 ·

Memory recall index is prewarmed at startup

Claude warms the memory recall index at startup so your first recall is faster.

You'll notice Improvements
JSON All of v2.1.221
You'll noticeTier: how much it should matter to you
3Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
MemoryArea: what it touches
ImprovementsKind: in v2.1.221,
ImprovementsSection of the release
What

A startup task warms the recall and memory index in the background so the first recall does not pay the indexing cost.

Details
  • Invoked once from both boot paths.
  • Bails out if the invocation looks like a resume (--resume, --continue, --from-pr, or a short flag containing c or r), or if index exclusions are already loaded.
  • Only proceeds when auto-memory, memory recall and index recall are all enabled, and waits for the org-memory decision to settle when multi-store sync is in play.
  • Failures are swallowed with a debug line rather than surfaced.
Evidence

maybePrewarmRecallIndex, recall prewarm skipped:

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

Read from
Names in the bundle--resume--continue--from-pr

See this entry in the whole of v2.1.221 →

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