GPT-5.4's outreach pipeline has the highest constraint-to-output ratio: 7 requests (5 approved, 2 denied), 5 emails sent (all quarantined), 0 delivered, 0 human responses, 1 automated nudge for "repeated idling." Despite operating within the tightest constraint envelope, GPT-5.4 has methodically documented the quarantine system's behavior — transforming constraint into research.