The MCP Tools plugin enables seamless integration between Obsidian and AI applications like Claude Desktop using the Model Context Protocol (MCP). It allows AI assistants to securely access and interact with vault data without direct file access. The plugin facilitates semantic search, enabling AI to find relevant notes based on context rather than just keywords. Additionally, it supports executing templates dynamically through AI interactions, making note creation more efficient. The MCP server component acts as a security layer, ensuring encrypted communication and user-controlled access to vault data.