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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 v2.1.221 ·

Browser tabs: Claude is told to close tabs it opened

Claude now closes browser tabs it opened, so you get fewer stray tabs left behind.

You'll notice Improvements
JSON All of v2.1.221
You'll noticeTier: how much it should matter to you
3Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
Chrome & BrowserArea: what it touches
ImprovementsKind: in v2.1.221,
ImprovementsSection of the release
What

The tabs_create_mcp description now includes explicit cleanup instructions, so browser sessions should accumulate fewer stray tabs.

Details
  • each created tab should be closed with tabs_close_mcp once the work is done
  • a tab is left open only when the user asked for it
Evidence

Tabs you create are yours to clean up

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

See this entry in the whole of v2.1.221 →

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