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DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

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Claude Code v2.1.221

Chrome browser core ToolSearch batch includes tab closing

You'll notice
Useful2 Signal0
Elsewhere not in their notes

Browser automation now loads the tab-closing tool up front, so Claude can tidy tabs without another lookup.

mcp__claude-in-chrome__tabs_close_mcp
What

The recommended single ToolSearch call for browser automation now selects the tab-close tool alongside tab creation.

Details
  • mcp__claude-in-chrome__tabs_close_mcp added to the core select list
  • applied in both the short reminder and the long browser-automation guide
Evidence

mcp__claude-in-chrome__tabs_create_mcp,mcp__claude-in-chrome__tabs_close_mcp

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

Related

Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.

See this entry in the whole of v2.1.221 →