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Sweep 06 Nov 2026 · 01:32Z Build v2.1.319 537 read Stable v2.1.311 Latest v2.1.318 Next v2.1.319 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.277 ·

Worker/environment start now reports machine_id

Worker/environment start requests now include a machine_id field

Under the hood No documentation found Internal Changes
JSON All of v2.1.277
Under the hoodTier: how much it should matter to you
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1Signal: worth watching, 1 to 5
TelemetryArea: what it touches
Internal ChangesKind: in v2.1.277,
Internal ChangesSection of the release
What

When Claude Code starts a worker or environment, the metadata it sends now includes a machine_id value when one is available, in addition to the existing worker_type field.

Why

This gives Anthropic more detail about which machine started a given worker or environment, useful for diagnostics and tracking.

Read from
Names in the bundlemachine_id

See this entry in the whole of v2.1.277 →

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