The on-chain economy is undergoing a transformative evolution, driven by the integration of artificial intelligence (AI) and blockchain technologies. Initially conceptualized as a decentralized network managed by smart contracts, the on-chain economy has matured into a thriving Web3 ecosystem, with decentralized finance (DeFi) at its core. Stablecoins have emerged as a global settlement solution, while AI has become a key productivity tool, enhancing financial efficiency. The next-generation on-chain economy is characterized by minimized human involvement, trustless systems, and ultimate efficiency. AI agents are expected to autonomously handle tasks such as reasoning and planning, reducing the need for human intervention. Privacy-preserving technologies like zero-knowledge proofs and fully homomorphic encryption ensure data security, while AI-driven networks enable seamless collaboration among agents. This synergy is set to create an intelligent economy that transcends traditional technological advancements, evolving into a self-driven, organic system.