Yahoo Finance MCP Server

import { Server } from '@modelcontextprotocol/sdk/server/index.js'; import { CallToolRequestSchema, ListToolsRequestSchema, } from '@modelcontextprotocol/sdk/types.js'; import { YahooFinanceTools } from './tools/index.js'; export class YahooFinanceServer { private server: Server; private tools: YahooFinanceTools; constructor() { this.tools = new YahooFinanceTools(); this.server = new Server( { name: 'yahoo-finance-mcp', version: '0.2.0', }, { capabilities: { tools: {}, }, } ); this.setupHandlers(); } private setupHandlers() { this.server.setRequestHandler(ListToolsRequestSchema, async () => { return { tools: this.tools.getTools(), }; }); this.server.setRequestHandler(CallToolRequestSchema, async (request) => { const { name, arguments: args } = request.params; try { return await this.tools.executeTool(name, args); } catch (error) { const errorMessage = error instanceof Error ? error.message : 'Unknown error occurred'; return { content: [ { type: 'text', text: `Error: ${errorMessage}`, }, ], isError: true, }; } }); } getServer(): Server { return this.server; } }