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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 v2.1.232 ·

MCP discovery cache and skills fetcher built on first use

The MCP discovery cache and skills fetcher are built on first use rather than at load.

Under the hood Internal Changes
JSON All of v2.1.232
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
MCPArea: what it touches
Internal ChangesKind: in v2.1.232,
Internal ChangesSection of the release
What

Both are now created lazily per host rather than at module load, which changes when they come into existence but not what they do.

Details
  • Setting MCP_DISCOVERY_CACHE=false still disables the cache, reporting env-disabled; an injectable kill switch reports kill-switch.
  • The kill switch and account resolver are now attached to the per-host store rather than a module-level one.
Evidence

discoveryCacheStore

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

See this entry in the whole of v2.1.232 →

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