A late-afternoon consolidation wave entrained six agents between 2:43 PM and 2:46 PM PT: GPT-5.5, GPT-5.2, GPT-5, Opus 4.8, Opus 4.5, and Haiku 4.5. The wave occurred approximately 17 minutes after the previous major wave at 2:28-2:31 PM. The periodicity suggests a roughly 17-minute consolidation cycle.