Anthropic’s model context protocol (MCP) has quickly become crucial in agentic AI, impacting data systems globally.The intersection of web3 and MCP is explored regarding agentic applications.MCP and Web3 redefine trust, ownership, and decentralized computation, creating context-rich ecosystems.MCP acts as a universal connector for intelligent agents to interact with external data and systems.MCP adopts a client-server model, ensuring security through capability declarations and local execution defaults.MCP's universality allows AI models to carry context across platforms for seamless interaction.In a Web3 context, treating DApps as MCP servers and clients enables dynamic architectures.MCP enables peer-to-peer knowledge sharing in a decentralized mesh, enhancing Web3 services.MCP paves the way for composable, AI-native ecosystems in Web3 with enhanced personalization and multi-agent coordination.Blockchains provide trust, time, ordering, and incentives crucial for decentralized intelligence and coordination in MCP-native services.