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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
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Claude Code v0.2.125 ·

Internal Improvements

Entry
JSON All of v0.2.125
EntryKind: in v0.2.125,
ChangesSection of the release

️ Architecture Changes

  • UUID generation: Added flexible UUID generation that uses native crypto.randomUUID when available, falling back to a custom implementation
  • Platform detection: Enhanced runtime environment detection (Deno, Edge Runtime, Node.js)
  • Text encoding/decoding: Optimized text encoder/decoder instances with caching
  • Headers handling: Improved header merging and normalization logic

Security & Privacy

  • Sanitized logging: Added utilities to remove sensitive headers from logged requests
  • Private class members: Implemented proper private member access patterns using WeakMaps

See this entry in the whole of v0.2.125 →

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