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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.101 ·

Context Window Cache Token Tracking

Entry
JSON All of v2.1.101
EntryKind: in v2.1.101,
ImprovementsSection of the release

The context window visualization now tracks cache token usage (both creation and read tokens) alongside standard input/output tokens, giving users better visibility into prompt caching behavior.

Evidence

Cache token tracking (search for "cache_creation_input_tokens")

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

See this entry in the whole of v2.1.101 →

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