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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.246 ·

Claude in Chrome is recognised as a first-party surface

The Claude in Chrome connection is now recognised as first-party by its tool-name prefix too.

Under the hood Improvements
JSON All of v2.1.246
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
MCPArea: what it touches
ImprovementsKind: in v2.1.246,
ImprovementsSection of the release
What

Claude Code now identifies the Claude in Chrome connection by tool-name prefix as well as by server name, and treats it as first-party in the same check that already covered its other internal connections.

Details
Evidence

claude-in-chrome__

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

See this entry in the whole of v2.1.246 →

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