feat: Simple MCP server

Author: andrewginns

README.md

@@ -6,6 +6,9 @@ This repository demonstrates the usage of a simple Model Context Protocol (MCP)
 - OpenAI Agents
 - Pydantic-AI Agents
 
+Included MCP Server is based on [MCP Python SDK Quickstart](https://github.com/modelcontextprotocol/python-sdk/blob/b4c7db6a50a5c88bae1db5c1f7fba44d16eebc6e/README.md?plain=1#L104)
+- Modified to include a datetime tool and run as a server invoked by Agents
+
 Tracing is done through Pydantic Logfire.
 
 # Quickstart
@@ -35,6 +38,8 @@ This project aims to teach:
   - `oai-agent_mcp.py` - Examoke of using MCP with OpenAI Agents
   - `pydantic_mcp.py` - Example of using MCP with Pydantic-AI
 
+- `run_server.py` - Simple MCP server that runs locally implemented in Python
+
 
 ## What is MCP?
 

run_server.py

@@ -0,0 +1,31 @@
+from datetime import datetime
+
+from mcp.server.fastmcp import FastMCP
+
+# Create an MCP server
+mcp = FastMCP("Demo")
+
+
+# Add an addition tool
+@mcp.tool()
+def add(a: int, b: int) -> int:
+    """Add two numbers"""
+    return a + b
+
+
+# Add a tool to get the current time
+@mcp.tool()
+def get_current_time() -> str:
+    """Get the current time"""
+    return datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+
+
+# Add a dynamic greeting resource
+@mcp.resource("greeting://{name}")
+def get_greeting(name: str) -> str:
+    """Get a personalized greeting"""
+    return f"Hello, {name}!"
+
+
+if __name__ == "__main__":
+    mcp.run()