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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 ·

Teammate mailbox attachments with messages count as a message category

A teammate mailbox attachment that contains messages is now counted among a set of included message kinds

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

Unclear The finding does not say what the set of included kinds is used for.

What

A new check treats a teammate_mailbox attachment as one of a set of included kinds, provided it holds at least one message. This attachment type carries messages from other agents working alongside the main one.

Why

Mailbox attachments with content are now handled like the other included kinds.

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 the set of included kinds is used for.

See this entry in the whole of v2.1.281 →

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