Fingerprint::structure()/content() (E11) and lit/library-find-similar (indirect, group Divi-Bibliothek): at most 200 posts per call (cursor), editable entries only (own posts without edit_others_posts), contents primed in chunks of 50, stops at 200 matches or 5000 compared nodes with a note; library entries and Theme Builder layouts are never scanned. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>