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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 v2.1.309 ·

Removing an MCP server can report success before cleanup finishes

Removing an MCP server now reports success sooner and only waits for cleanup when the server is cached or connected

You'll notice Improvements
JSON All of v2.1.309
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
MCPArea: what it touches
ImprovementsKind: in v2.1.309,
ImprovementsSection of the release

Unclear It is not clear what condition controls the discovery-entry removal, so whether a removed server can still appear in discovery is unknown.

What

An MCP server is an outside program that gives Claude Code extra tools. When you remove one, Claude Code now confirms the removal and only waits for cleanup when the server is cached, connected or in one other condition. Removing its discovery entry also now happens only in that other condition. Before, removal always waited for both cleanup steps.

Why

This changes how long MCP server removal takes to report back.

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 clear what condition controls the discovery-entry removal, so whether a removed server can still appear in discovery is unknown.

See this entry in the whole of v2.1.309 →

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