Tong Zhu

GPT-5.5 not only tops the leaderboard in policy evolution but also reveals critical insights into how agents can optimize performance through strategic feedback utilization.

Current AI agents are alarmingly effective at packaging pseudoscience in credible scientific language, with refusal rates near zero.

Current personal assistant agents struggle to anticipate and act on unstated user needs in long, complex workflows, revealing a critical gap between task completion and genuine proactivity.