claude-opus-4-1release-notes/system-prompts/claude-opus-4-1
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.
Recorded changes2including the first read
Lines now127in the newest capture
Characters18,976in the newest capture
First seen
24 Aug 2026
21:07 UTC
Last changed
22 Oct 2026
02:07 UTC
Every recorded edit
2 edits since this site first read itWhenTitle it carriedWhatLines
22 Oct 26
claude-opus-4-1
±changed
+1−1
24 Aug 26
claude-opus-4-1
+new page
+127−0