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Sweep 22 Sep 2026 · 17:19Z Build v2.1.280 501 read Stable v2.1.267 Latest v2.1.280 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
Claude Code v2.1.259 ·

MCP cold-start now waits for a second, unverified-cache confirmation stage

MCP cold start now waits for remote managed-settings confirmation when org MCP servers are withheld from the cache.

TierUnder the hoodhow much it should matter to you
Useful2my rating, 1 to 5
Signal3worth watching, 1 to 5
AreaMCPwhat it touches
KindInternal Changesin v2.1.259,
Under the hood

MCP cold start now waits for remote managed-settings confirmation when org MCP servers are withheld from the cache.

MCP cold start now has an added wait stage for a case where managedMcpServers is withheld from the unverified cache: it logs a wait on remote managed-settings confirmation and awaits the settled-fetch promise before falling back to the older managed-settings-load check. A parallel code path gained the same fallback.

Read from
Names in the bundlemanagedMcpServers
Since it was published

The entry above is what we published on the day. These lines were added later, as Anthropic's own pages caught up, and they sit beside the original rather than replacing it.

Confirmed since Anthropic's documentation has since written up managedMcpServers, on Chat in Claude Desktop on 3P. | Managed MCP servers | The servers you provision via [`managedMcpServers`](/docs/third-party/claude-desktop/configuration#managedmcpservers) are available in Chat with the same approval model as Cowork sessions: a tool's `toolPolicy` of `… third-party/claude-desktop/chat see the edit
How sure we are
Two sources agreeTwo things we can check say the same as this entry.
Anthropic's documentation agreesAnthropic's documentation has since written up managedMcpServers, on Chat in Claude Desktop on 3P.
Anthropic's release notes agreeAdded managedMcpServers managed setting: organizations can provide HTTP/SSE MCP servers to every user (same entry shape as .mcp.json)…
The name it cites is new in this buildNew in this build: managedMcpServers

See this entry in the whole of v2.1.259 →

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