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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 v0.2.86 ·

API Changes

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JSON All of v0.2.86
EntryKind: in v0.2.86,
ChangesSection of the release

New Functions for Session Tracking

  • WN0(cwd): Set the current working directory for the session
  • YN0(cost, duration, durationWithoutRetries, inputTokens, outputTokens, cacheReadTokens, cacheCreationTokens): Track API usage metrics including:
  • Total cost in USD
  • API call durations (with and without retries)
  • Token usage breakdown (input, output, cache read, cache creation)

Improved Current Directory Detection

  • New d0() function provides more robust current working directory detection with fallback handling

See this entry in the whole of v0.2.86 →

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