The Ethereum Fusaka upgrade has been successfully deployed on the Sepolia test network, marking a significant milestone in Ethereum’s ongoing development. The Holesky testnet is scheduled as the next deployment target. In legal developments, the United States has filed charges against Chen Zhi, identified as the leader of Asia’s largest transnational criminal organization. The indictment represents a major international law enforcement action. New York City Mayor Eric Adams has established the nation’s first mayor-level Office of Digital Assets and Blockchain, positioning the city as a pioneer in municipal digital asset governance. Japan is preparing to implement new regulations that will explicitly prohibit cryptocurrency insider trading, strengthening the country’s digital asset market oversight framework. Bridge, the stablecoin subsidiary of payment giant Stripe, has applied for a national bank trust charter in the United States, seeking enhanced regulatory standing for its stablecoin operations. Tether is set to release its fully open-source Wallet Development Kit (WDK) this week, providing developers with enhanced tools for wallet creation and integration. Stripe has expanded its payment offerings by introducing stablecoin subscription payment functionality, enabling recurring crypto-based payments for businesses. Tria, a self-custodial digital banking platform, has secured $12 million in combined pre-seed and strategic funding to advance its neobanking and payment infrastructure services. Crown, a stablecoin fintech company, has completed an $8.1 million seed funding round led by Framework Ventures, with a focus on Brazilian real-pegged stablecoin development. Decentralized AI platform 4AI has raised $6 million in strategic funding with participation from 0xLabs and other investors, advancing its AI infrastructure development. Featured research highlights the evolution of AI agents from semantic interaction to value execution, with AP2 protocol emerging as a key payment layer for AI-driven economic activities. The comprehensive analysis covers technical architecture, payment mechanisms, application scenarios, and risk management frameworks. Additional regulatory analysis examines MiCA’s impact on European crypto asset management services and state-level initiatives in the U.S. to support crypto innovation alongside federal legislative progress.