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Sweep 06 Nov 2026 · 01:32Z Build v2.1.319 537 read Stable v2.1.311 Latest v2.1.318 Next v2.1.319 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.275 ·

Skills 'run' library gained a new allow-tool script

The bundled browser-automation skill added a new internal script file for allowing tools

Under the hood Internal Changes
JSON All of v2.1.275
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
SkillsArea: what it touches
Internal ChangesKind: in v2.1.275,
Internal ChangesSection of the release

Unclear The finding shows only that the file was added, not what logic it contains or how it changes the skill's behavior.

What

The built-in "run" skill, which handles browser automation, added a new file called allow-tool.mjs to its internal library folder, alongside the existing files that handle configuration, discovery, guarding, hosts, and tools.

Why

This is an internal addition to how the skill manages which tools are allowed to run; the finding doesn't specify what behavior it changes for users.

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 doubtThe finding shows only that the file was added, not what logic it contains or how it changes the skill's behavior.

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