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Sweep 25 Sep 2026 · 19:33Z Build v2.1.283 504 read Stable v2.1.274 Latest v2.1.283 Next v2.1.283 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.281 ·

Log previews now escape runs of spaces

Shortened JSON previews in logs now write runs of spaces as one space followed by \u0020 codes

Under the hood Internal Changes
JSON All of v2.1.281
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
DiagnosticsArea: what it touches
Internal ChangesKind: in v2.1.281,
Internal ChangesSection of the release
What

In some logs, Claude Code shows a shortened preview of JSON data. JSON is a common text format for structured data. The helper that builds these previews already rewrote non-ASCII characters as escape codes. It now also rewrites runs of two or more spaces: it keeps the first space and writes each of the others as \u0020, the code for a space.

Why

Runs of spaces in a log preview now show up as visible codes instead of blank stretches. If you read these previews, expect \u0020 where extra spaces were.

See this entry in the whole of v2.1.281 →

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