# clm_B63B965E8F47

subject: Claude (/record/claude.md)  
predicate: expanded  
value: expanded schema support  
valid_from: 2026-01-29  
valid_to: null  
published: 2026-01-29  
recorded: 2026-11-02  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-02  
checked: 2026-11-02 · its source page states the value and the date  

> January 29, 2026  Structured outputs are out of beta on the Claude API for Claude Sonnet 4.5, Claude Opus 4.5, and Claude Haiku 4.5. This release includes expanded schema support, improved grammar compilation latency, and a simplified integration path with no beta header required.

What https://platform.claude.com/docs/en/release-notes/overview#2026-01-29 says, word for word.

## Sources

- https://platform.claude.com/docs/en/release-notes/overview#2026-01-29 (primary, Anthropic, published 2026-01-29)

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