Hugging Face's MCP protocol allows for easy integration of tool-using AI agents into backend servers.MCP (Model Context Protocol) provides a plug-and-play layer between LLMs and real-world functions.To set up Hugging Face's MCP-powered Tiny Agent as an API, install the MCP client and wrap it in an Express server.The Agent class handles loading tools from MCP servers, sending prompts to LLMs, executing tools, and looping until the task is complete.