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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 v2.1.120 ·

memory-types Skill

Entry
JSON All of v2.1.120
EntryKind: in v2.1.120,
ChangesSection of the release
What

A new internal skill that provides a full reference for the memory type taxonomy — what each type captures, when to save it, and how to structure the body.

Details
  • Not user-invocable directly; Claude uses it automatically before writing a memory file when lean prompts are active
  • Enabled when tengu_ochre_finch flag is active or CLAUDE_CODE_LEAN_PROMPT is set
  • Replaces the longer inline memory documentation in the system prompt with a shorter summary plus a skill reference
  • The system prompt now lists memory types as a compact bulleted list and says "Invoke the memory-types skill for scope, body structure and examples"
Evidence

Skill registered as "memory-types" with userInvocable: !1 — search for "memory-types"

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

See this entry in the whole of v2.1.120 →

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