#!/usr/bin/env python3
"""
Ultra-simple MCP test server to verify Claude connection
"""
import asyncio
import json
from mcp.server import Server
from mcp.server.stdio import stdio_server
from mcp.types import (
CallToolRequest,
CallToolResult,
ListToolsRequest,
ListToolsResult,
TextContent,
Tool,
)
# Create the server instance
server = Server("simple-test-server")
@server.list_tools()
async def list_tools() -> ListToolsResult:
"""List available tools"""
return ListToolsResult(
tools=[
Tool(
name="hello",
description="Say hello",
inputSchema={
"type": "object",
"properties": {
"name": {"type": "string", "description": "Name to greet"}
},
"required": ["name"]
}
)
]
)
@server.call_tool()
async def call_tool(request: CallToolRequest) -> CallToolResult:
"""Handle tool calls"""
if request.name == "hello":
name = request.arguments.get("name", "World")
message = f"Hello, {name}! MCP server is working correctly."
return CallToolResult(
content=[TextContent(type="text", text=message)]
)
else:
return CallToolResult(
content=[TextContent(type="text", text=f"Unknown tool: {request.name}")]
)
async def main():
"""Run the server"""
async with stdio_server() as (read_stream, write_stream):
await server.run(read_stream, write_stream, server.create_initialization_options())
if __name__ == "__main__":
asyncio.run(main())
