FastMCP - Build MCP Servers in Python FastMCP is a Python framework for building Model Context Protocol (MCP) servers that expose tools, resources, and prompts to Large Language Models like Claude. Quick Start Installation Minimal Server Run: Copy-Paste Template : See Core Concepts Tools Functions that LLMs can call: Best Practices: - Clear, descriptive function names - Comprehensive docstrings (LLMs read these!) - Strong type hints (Pydantic validates automatically) - Return structured data (dicts/lists) - Handle errors gracefully Resources Expose static or dynamic data: URI Schemes : , , ,…