clkhoo5211/web3news-mcp-server

Web3News MCP Server - TypeScript Version

MCP (Model Context Protocol) server for fetching RSS feeds, deployed on Vercel using the official TypeScript template.

Features

• Fetch RSS feeds from any URL
• Parse and format feed content as Markdown
• Deployed as serverless function on Vercel
• Uses official Vercel MCP template structure

Setup

Prerequisites

• Node.js 18+
• pnpm (recommended) or npm
• Vercel account

Installation

pnpm install
# or
npm install

Local Development

pnpm dev
# or
npm run dev

Deployment

Deploy to Vercel

1. Connect to Vercel:

   vercel link
   

2. Deploy:

   vercel deploy
   

3. Or use GitHub integration:

   • Push to GitHub
   • Vercel auto-deploys

Environment Variables

Required:

• REDIS_URL - Redis connection string (use Upstash for free Redis)

Optional:

• None

Enable Fluid Compute

1. Go to Vercel Dashboard → Project Settings
2. Enable "Fluid Compute"
3. This optimizes performance for MCP servers

Usage

From React App

import { Client } from '@modelcontextprotocol/sdk/client/index.js';

const client = new Client({
  name: 'web3news-client',
  version: '1.0.0',
}, {
  transport: {
    type: 'sse',
    url: 'https://your-app.vercel.app',
  },
});

await client.connect();
const result = await client.callTool({
  name: 'get_rss_feed',
  arguments: { feed_url: 'https://cointelegraph.com/rss' },
});
await client.close();

Project Structure

web3news-mcp-server/
├── api/
│   └── server.ts          # Main MCP server (TypeScript)
├── package.json           # Node.js dependencies
├── tsconfig.json          # TypeScript configuration
├── vercel.json            # Vercel configuration
└── README.md             # This file

Tools

get_rss_feed

Retrieve RSS feed content.

Parameters:

• feed_url (string, required): URL of the RSS feed

Returns:

• Formatted Markdown string with feed title and up to 10 latest entries

License

MIT