# clm_940A256C14A8

subject: Claude 3 Opus (/record/claude-3-opus.md)  
predicate: deprecated  
value: Claude Opus 3  
valid_from: 2025-06-30  
valid_to: null  
published: 2025-06-30  
recorded: 2026-11-14  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-14  
cite: AsOf. "Claude 3 Opus deprecated: Claude Opus 3", as of 2025-06-30. Claim clm_940A256C14A8, https://asof.is/claim/clm_940A256C14A8, accessed 2026-11-14. Source: https://platform.claude.com/docs/en/release-notes/overview#2025-06-30.  
checked: 2026-11-14 · its source page states the value and the date, as read by an AI model  

> June 30, 2025 We announced the deprecation of the Claude Opus 3 model. Read more in Model deprecations .

What https://platform.claude.com/docs/en/release-notes/overview#2025-06-30 says, word for word.

## Sources

- https://platform.claude.com/docs/en/release-notes/overview#2025-06-30 (primary, Anthropic, published 2025-06-30)

---

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