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Upgrade MCP examples to mcp-handler v2 #1548

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4 changes: 4 additions & 0 deletions guides/express-weather-mcp-server/README.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
This example shows how to build an MCP Server with Weather tools using Express and Vercel

MCP clients connect to the Streamable HTTP endpoint at `/api/mcp`. This
example requires Node.js 20 or later.

## How to Use

You can choose from one of the following two methods to use this repository:
Expand All @@ -24,6 +27,7 @@ Run the Express app in development mode:
First install the [Vercel CLI](https://vercel.com/docs/cli). You will need to link the code with a Vercel project.

```bash
pnpm install
vercel dev
```

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12 changes: 9 additions & 3 deletions guides/express-weather-mcp-server/package.json
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Expand Up @@ -5,17 +5,23 @@
"type": "module",
"private": true,
"scripts": {
"dev": "vc dev"
"dev": "vc dev",
"build": "tsc --noEmit",
"test": "pnpm build"
},
"dependencies": {
"@modelcontextprotocol/server": "^2.0.0",
"express": "^5.1.0",
"mcp-handler": "^1.0.3",
"zod": "3.23.8"
"mcp-handler": "^2.0.0",
"zod": "^4.2.0"
},
"devDependencies": {
"@types/express": "^5.0.0",
"@types/node": "^20.0.0",
"tsx": "^4.7.0",
"typescript": "^5.0.0"
},
"engines": {
"node": ">=20"
}
}
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