# clm_4F49841CC349

subject: Claude (/record/claude.md)  
predicate: feature_added  
value: Claude Tag API  
valid_from: 2026-10-23  
valid_to: null  
published: 2026-10-23  
recorded: 2026-11-05  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-05  
cite: AsOf. "Claude feature added: Claude Tag API", as of 2026-10-23. Claim clm_4F49841CC349, https://asof.is/claim/clm_4F49841CC349, accessed 2026-11-09. Source: https://platform.claude.com/docs/en/release-notes/overview#2026-10-23.  
checked: 2026-11-05 · its source page states the value and the date  

> October 23, 2026  The Claude Tag API is available in beta for Claude Enterprise organizations with the experimental-claude-tag-2026-10-21 beta header.

What https://platform.claude.com/docs/en/release-notes/overview#2026-10-23 says, word for word.

## Sources

- https://platform.claude.com/docs/en/release-notes/overview#2026-10-23 (primary, Anthropic, published 2026-10-23)

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