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Sweep 10 Nov 2026 · 02:18Z Build v2.1.322 539 read Stable v2.1.311 Latest v2.1.322 Next v2.1.322 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.260 ·

Workflow tool: stricter schema validation for structured agent() output

agent() structured output schemas now must be valid objects, or they fail immediately.

Under the hood Improvements
JSON All of v2.1.260
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1Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
ImprovementsKind: in v2.1.260,
ImprovementsSection of the release

Schemas passed to agent() for structured output in the workflow scripting API must now have {type: 'object', properties: {...}} at the root, and required must be a subset of properties. Unsatisfiable schemas now throw immediately at the agent() call instead of failing later.

See this entry in the whole of v2.1.260 →

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