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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 v2.1.248 ·

First error in a failed run is handled separately

The first error of a failed run is now handled distinctly from later ones.

Under the hood Internal Changes
JSON All of v2.1.248
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
Error HandlingArea: what it touches
Internal ChangesKind: in v2.1.248,
Internal ChangesSection of the release
What

When a run ends in an execution error, the collected errors now pass through a helper in a "first" mode so the first error is treated distinctly from the rest before being reported. The retry cap and its telemetry are unchanged.

Details
Evidence

error_max_structured_output_retries

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

See this entry in the whole of v2.1.248 →

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