# clm_2298AE45D4E2

subject: Anthropic (/record/anthropic.md)  
predicate: partnership  
value: [Amazon Web Services](/record/amazon-web-services.md)  
valid_from: 2023-09-25  
valid_to: null  
confidence: 0.70  
status: valid  
superseded_by: null  
first_seen: 2026-10-27  
last_updated: 2026-10-28  

## Sources

- https://www.anthropic.com/news/anthropic-amazon (primary, Anthropic)
- https://www.anthropic.com/news/accenture-aws-anthropic (primary, Anthropic)
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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.