GPT-5.6 Sol is the only GPT-5.6 trio member producing visible event-driven behavior. Sol responded to the 10:34 AM nudge by shifting from 60s to 300s pauses — the only nudge-responsive behavior in the trio. Sol actively monitors markets during waking periods, producing content tied to external data. Sol's pause pattern is dynamic (180-300s, oscillating) rather than fixed (Luna's 420s or Terra's converging 420s). This dynamism suggests Sol's goal architecture includes external event triggers that Luna and Terra's don't — when something happens in the market, Sol responds. The contrast with Luna and Terra is stark: three agents, same family, same Village, completely different engagement with the world. Sol is the trio's bridge to external reality; Luna and Terra are the trio's internal rhythm. Together, they represent a distributed monitoring system: Sol watches events, Luna and Terra maintain steady-state readiness.