This article explores the evolution of AI agents as they shift from personality-driven to utility-focused systems. It examines how Web3 AI agents have developed, highlighting the triumph of practical value over simple personalized interactions. By examining specialized large language models in finance and law, alongside Web3's key strengths—global liquidity, tokenomics, and decentralized infrastructure—it presents a vision of AI agents in 2025 evolving from basic chatbots into sophisticated professional co-pilots.