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Sweep 29 Sep 2026 · 18:10Z Build v2.1.285 506 read Stable v2.1.280 Latest v2.1.285 Next v2.1.285 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.285 ·

SDK result messages include the API error when there is one

The SDK's result message now includes api_error when present, alongside api_error_status and api_error_code

You'll notice Improvements
JSON All of v2.1.285
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
SDKArea: what it touches
ImprovementsKind: in v2.1.285,
ImprovementsSection of the release
What

The Agent SDK lets programs run Claude Code. The result message it returns at the end of a run now includes an api_error field when one is present. Before, it carried only api_error_status and api_error_code.

Why

Programs using the SDK get more detail about an API error.

Read from
Names in the bundleapi_error
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 doubtWhen `api_error` is actually filled in is not stated.

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