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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 v2.1.246 ·

Withheld interfaces no longer listed as provided

Plugin interfaces being held back no longer show up as available in debug output.

Under the hood Internal Changes
JSON All of v2.1.246
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
PluginsArea: what it touches
Internal ChangesKind: in v2.1.246,
Internal ChangesSection of the release
What

The engine debug summary of available interfaces now filters out ones marked as withheld, not just core-owned ones, so a plugin interface that is being held back is not reported as available.

Evidence

engine.create:

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

See this entry in the whole of v2.1.246 →

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