whats-new-opus-5models/opus-5/whats-new-opus-5
Every read this site has made of the page, newest first. A date is when upstream edited the page, where upstream publishes that, and otherwise when the poller caught the edit; each row says which of the two it is.
This page was removed upstream on . Its history is below, and the last text this site read is still at .md on this URL.
Recorded changes5including the first read
Lines now357in the newest capture
Characters19,280in the newest capture
First seen
24 Aug 2026
21:07 UTC
Last changed
23 Sep 2026
18:37 UTC