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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 v0.2.126 ·

OpenTelemetry Enhancements

Entry
JSON All of v0.2.126
EntryKind: in v0.2.126,
ChangesSection of the release
  • Configurable Timeout: New environment variable CLAUDE_CODE_OTEL_SHUTDOWN_TIMEOUT_MS allows customizing the OpenTelemetry shutdown timeout (default: 1000ms)
  • Better Error Messages: When metrics flush times out, users receive helpful guidance:
  OpenTelemetry metrics flush timed out after [X]ms
  
  To resolve this issue, you can:
  1. Increase the timeout by setting CLAUDE_CODE_OTEL_SHUTDOWN_TIMEOUT_MS env var
  2. Check if your OpenTelemetry backend is experiencing scalability issues
  3. Disable OpenTelemetry by unsetting CLAUDE_CODE_ENABLE_TELEMETRY env var

See this entry in the whole of v0.2.126 →

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