system-prompts changedrelease-notes/system-prompts

Nearest release: v2.1.242, published an hour before this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Recorded here 24 Aug 2026 21:07 UTC

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First seen 14 Aug 2026 this site's first read of the page

Recorded edits2to this page, all time

## Claude Opus 5 ## Claude Fable 5 ## Claude Opus 4.8 ## Claude Opus 4.7 ## Claude Sonnet 4.6 ## Claude Opus 4.6 ## Claude Opus 4.5 ## Claude Haiku 4.5 ## Claude Sonnet 4.5 ## Claude Opus 4.1 ## Claude Opus 4 ## Claude Sonnet 4 ## Claude Sonnet 3.7 ## Claude Sonnet 3.5 ## Claude Haiku 3.5 ## Claude Opus 3 ## Claude Haiku 3

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The page is gone upstream. What it last said is kept here.