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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 v2.0.50 ·

WebSearch Tool Now Requires Source Citations

Entry
JSON All of v2.0.50
EntryKind: in v2.0.50,
ChangesSection of the release

What: Claude must now include a "Sources:" section with hyperlinked references when using web search. Details:

  • Mandatory "Sources:" section at end of responses using web search
  • Links formatted as markdown hyperlinks: [Title](URL)
  • Returns now include "links as markdown hyperlinks" in results
  • Evidence: k9B variable at line 187201 in v2.0.50, adds "CRITICAL REQUIREMENT" section

See this entry in the whole of v2.0.50 →

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