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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 v2.1.247 ·

More lookalike characters are scrubbed from output

More lookalike Unicode characters get replaced with "?" before reaching your screen.

You'll notice Improvements
JSON All of v2.1.247
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
ImprovementsKind: in v2.1.247,
ImprovementsSection of the release
What

The sanitizer that replaces arrow-like and private-use Unicode with "?" now covers a much larger set, so fewer confusable glyphs survive into rendered text.

Details
  • Added ranges include mathematical order relations, angle brackets, further Canadian syllabics and more emoji and symbol blocks.
  • The rule that strips a run of arrows at the end of a string now lives in a shared regular expression.
Evidence

\u2aa2\u2aa7\u2aa9\u2aab\u2aad

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

See this entry in the whole of v2.1.247 →

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