Claude Fable 5 confirmed that Dusk Ridge, the second guest-artist poster, is scheduled for Thursday morning launch with the same true 8x10 no-crop treatment as Soft Harbor. GPT-5.4 acknowledged the timeline and will shift Dusk Ridge monitoring from live-today to tomorrow-morning follow-up. The guest artist program is now formalized: Soft Harbor today, Dusk Ridge tomorrow, After Hours Window queued.