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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 v2.1.299 ·

Opening a browser tab is no longer grouped with closing and switching tabs

Claude Code dropped tabs_create from a list of browser tab tools, leaving only tabs_close and tabs_select in it

Under the hood No documentation found Internal Changes
JSON All of v2.1.299
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
BrowserArea: what it touches
Internal ChangesKind: in v2.1.299,
Internal ChangesSection of the release

Unclear It is not known what this list controls, so whether opening a tab is now approved or allowed differently is unclear.

What

Claude Code keeps a list of browser tab tools. tabs_create, which opens a new tab, has been removed from it. The list now holds only tabs_close and tabs_select.

Why

In practice, opening a new tab is no longer treated the same way as closing or switching tabs wherever this list is used.

Read from
Names in the bundletabs_createtabs_closetabs_select
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 doubtIt is not known what this list controls, so whether opening a tab is now approved or allowed differently is unclear.

See this entry in the whole of v2.1.299 →

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