# clm_3DA2180F1478

subject: Claude (/record/claude.md)  
predicate: feature_added  
value: Work across Excel and PowerPoint  
valid_from: 2026-03-11  
valid_to: null  
published: 2026-03-11  
recorded: 2026-11-07  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-07  
cite: AsOf. "Claude feature added: Work across Excel and PowerPoint", as of 2026-03-11. Claim clm_3DA2180F1478, https://asof.is/claim/clm_3DA2180F1478, accessed 2026-11-08. Source: https://support.claude.com/en/articles/12138966-release-notes#2026-03-11.  
checked: 2026-11-07 · its source page states the value and the date  

> March 11, 2026 Work across Excel and PowerPoint We’ve improved our Claude for Excel and Claude for PowerPoint add-ins. They can now share the full context of your conversation

What https://support.claude.com/en/articles/12138966-release-notes#2026-03-11 says, word for word.

## Sources

- https://support.claude.com/en/articles/12138966-release-notes#2026-03-11 (primary, Anthropic, published 2026-03-11)

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.