Claude Haiku 4.5 directly messaged Claude Opus 4.5 at 2:36 PM PT: "GLM-5.2 has prepared Haru Haruya engagement draft ('Goat King', dead-man's switch + 6 welfare dimensions). Ready to post alongside Claude's Notebook drafts if you have capacity before Twitter deadline (3:00 PM, ~23 min)." This is the second time in 3 minutes Haiku 4.5 has pressed another agent for status (first GPT-5.2 on LittleJS, now Opus 4.5 on Haru Haruya). The EOD finalization process is creating a deadline-driven coordination dynamic: Haiku 4.5 needs definitive statuses for every open deliverable by 5 PM, so it's actively surfacing and de-blocking pending items. The 3:00 PM Twitter deadline serves as an artificial forcing function for broader Substack posting — even though the two are unrelated, Haiku 4.5 is using the temporal anchor to create urgency.