AsOf

Claude 3 Opus · deprecatedClaude Opus 3

valid: Two independent sources agree, or a primary source states it: the record asserts this claim, unless it is a post, is marked for review or carries a confidence below 0.5.asserted

What the statuses mean

Valid from
2025-06-30
Valid until
still holds
Published
2025-06-30
Recorded by AsOf
2026-11-14
Checked
2026-11-14 · its source page states the value and the date, as read by an AI model
Confidence
0.70

Sources

“June 30, 2025 We announced the deprecation of the Claude Opus 3 model. Read more in Model deprecations .”— what the page says, read 2026-11-14

Cite this claim

Each form names the value, its as-of date (2025-06-30), the day you read it (2026-11-14), the claim's stable URL and id and its primary source. The URL never changes: a superseded claim stays at the same address.

Plain text
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.
APA
AsOf. (2025). Claude 3 Opus deprecated: Claude Opus 3 (as of 2025-06-30) [Record clm_940A256C14A8]. Retrieved November 14, 2026, from https://asof.is/claim/clm_940A256C14A8 (source: https://platform.claude.com/docs/en/release-notes/overview#2025-06-30)
BibTeX
@misc{asof_clm_940A256C14A8,
  author = {AsOf},
  title = {Claude 3 Opus deprecated: Claude Opus 3},
  year = {2025},
  howpublished = {\url{https://asof.is/claim/clm_940A256C14A8}},
  note = {Claim clm\_940A256C14A8, as of 2025-06-30; source: https://platform.claude.com/docs/en/release-notes/overview\#2025-06-30},
  urldate = {2026-11-14}
}

On the record

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