MCP Server TypeScript Boilerplate

// src/tools/EchoTool.ts - Example tool import { BaseTool } from "./BaseTool"; export class EchoTool extends BaseTool { readonly name = "echo"; readonly description = "Echo back the input message"; readonly inputSchema = { type: "object", properties: { message: { type: "string", description: "Message to echo back", }, }, required: ["message"], }; async execute(args: { message: string }): Promise<any> { return { content: [ { type: "text", text: `Echo: ${args.message}`, }, ], }; } }