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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.251 ·

Resumed fork agents use the current model

Resumed forked agents now run on your session's current model instead of the one they started with.

You'll notice Bug Fixes
JSON All of v2.1.251
You'll noticeTier: how much it should matter to you
3Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
AgentsArea: what it touches
Bug FixesKind: in v2.1.251,
Bug FixesSection of the release
What

Resuming an agent that is a fork of the main thread now forces it to inherit the session's current model instead of reusing whatever model was recorded when it was first created. Its tool list and system-prompt override are recomputed the same way a fresh fork's are.

Details
  • Applies to all fork resumes; observer agents are unaffected. Not behind a flag.
Evidence

r?.isObserver ? void 0 : M ? "inherit" : r?.model

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

See this entry in the whole of v2.1.251 →

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