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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 v2.1.239 ·

Successful API calls note when they ran at low priority

Successful requests now record whether they went out on the low-priority path.

Under the hood Internal Changes
JSON All of v2.1.239
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
TelemetryArea: what it touches
Internal ChangesKind: in v2.1.239,
Internal ChangesSection of the release
What

The success event for an API request now carries a marker when the request went out on the low-priority path. Only set for those requests.

Evidence

is_low_priority

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

See this entry in the whole of v2.1.239 →

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