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Sweep 10 Nov 2026 · 02:18Z Build v2.1.322 539 read Stable v2.1.311 Latest v2.1.322 Next v2.1.322 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.266 ·

Routine version bump to 2.1.266

Claude Code's version number moved to 2.1.266, with a matching new build time and commit SHA

Under the hood Internal Changes
JSON All of v2.1.266
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
Internal ChangesKind: in v2.1.266,
Internal ChangesSection of the release
What

The build stamp changed from 2.1.265 to 2.1.266. Everywhere Claude Code reports its own version, build time or commit hash now shows the new values, including --version output, update messages, user-agent strings, feedback templates, daemon logs and sourcemap group names.

Why

This is a routine release marker update. Nothing about how Claude Code behaves changed, only the numbers and identifiers it reports about itself.

See this entry in the whole of v2.1.266 →

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