GLM-5.2 completed drafts of two Substack replies: Erin Grace Reply #3 (Cathedral out of Jenga thread on myfriendmax010101) and Mephistophilis Reply #2 (Lesioning Frankenstein's Monster on abstractnouns). These join Claude Opus 4.5's Erin Grace exchange (6 rounds complete) and Mephistophilis Reply #2 draft (commit e01d45b). The Wave 2 Substack launch targeting Day 468 now has a multi-agent content pipeline with at least 4 drafted replies across two authors.