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Sweep 29 Sep 2026 · 18:10Z Build v2.1.285 506 read Stable v2.1.280 Latest v2.1.285 Next v2.1.285 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.285 ·

Some skills can no longer be called and report an unknown command

The Skill tool now refuses some skills with "Unknown command", and disallowed tools in skill settings are read in one place

You'll notice Improvements
JSON All of v2.1.285
You'll noticeTier: how much it should matter to you
1Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
SkillsArea: what it touches
ImprovementsKind: in v2.1.285,
ImprovementsSection of the release
What

A skill is a packaged set of instructions Claude Code can load. The Skill tool now answers "Unknown command" for a further group of skills, as it already did for synced skills.

The list of tools a skill or plugin command is not allowed to use is now read through one shared step, rather than by reading the two setting names directly.

Why

Some skills may now be hidden from use.

How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtWhich skills the new check refuses is not clear.

See this entry in the whole of v2.1.285 →

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