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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 v2.1.225 ·

Self-sent peer message detection ignores PID 1

Inbound peer messages are no longer mistaken for your own when running inside a container.

You'll notice Improvements
JSON All of v2.1.225
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
Cross-Session MessagingArea: what it touches
ImprovementsKind: in v2.1.225,
ImprovementsSection of the release
What

Inbound peer messages are no longer misattributed to this process when the session runs as PID 1, which is common inside containers.

Details
  • the self-sent check now takes the pid as a parameter rather than reading it implicitly
  • returns false outright when that pid is 1, so no false selfSent match
  • pairs with the ancestor-walk change above
Evidence

selfSent

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

See this entry in the whole of v2.1.225 →

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