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Sweep 10 Nov 2026 · 02:18Z Build v2.1.322 539 read Stable v2.1.311 Latest v2.1.322 Next v2.1.322 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.281 ·

Served-tool senders can withdraw standing calls

Senders of served tool calls can now withdraw a standing call, when they provide a way to do it

Under the hood Internal Changes
JSON All of v2.1.281
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
Remote ToolsArea: what it touches
Internal ChangesKind: in v2.1.281,
Internal ChangesSection of the release

Unclear The finding does not say what a standing served call is or where this is used.

What

When a sender supplies withdrawStandingServedCall, the part of Claude Code that relays served tool calls now passes an optional withdrawStanding step along with it.

Why

A standing served call can now be taken back rather than left in place.

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 does not say what a standing served call is or where this is used.

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