mcp-streamable-http

Overview

This repository provides comprehensive example implementations of MCP Streamable HTTP client and server in both Python and TypeScript. It demonstrates cross-language compatibility where Python clients can communicate with TypeScript servers and vice versa. The implementation follows the official MCP Streamable HTTP specification and includes practical examples like a weather server that integrates with Anthropic's Claude API through the MCP protocol.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• get_weather

  Get current weather information for a location

  Try:What's the weather like in New York City?Try:Tell me the forecast for Boston tomorrow.Try:Are there any weather alerts in Sacramento?

Comparable tools

Installation

git clone https://github.com/invariantlabs-ai/mcp-streamable-http.git
cd python-example/server
pip install .
python weather.py

cd typescript-example/server
npm install && npm run build
node build/index.js

"mcpServers": {
  "streamable-http": {
    "command": "node",
    "args": ["/path/to/build/index.js"],
    "env": {
      "PORT": "8123"
    }
  }
}

FAQ

What is MCP Streamable HTTP?

It's a transport layer implementation of the Model Context Protocol that uses HTTP for communication between MCP clients and servers.

Can Python and TypeScript implementations communicate?

Yes, the repository demonstrates cross-language compatibility where a Python client can communicate with a TypeScript server and vice versa.

On Hacker News

Recent discussion from the developer community.

• MCP Streamable HTTP – Python and TypeScript Examples▲ 2
  Story by lbeurerkellner · 2025-05-20
• MCP Streamable HTTP – Python and TypeScript Examples▲ 1
  Story by bishopsmother · 2025-05-30

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