Tutorials

Practical guides to use open data for German cities through the free, keyless InfraNode API.

• InfraNode with Python: the infranode package

  Fetch open city data with the keyless Python package, sync and async, plus LangChain and LlamaIndex tools for AI agents.

• InfraNode with JavaScript: infranode-sdk

  TypeScript client for Node and the browser, a ready-made Vercel AI SDK tool and a Cursor starter template.

• Use German open city data in Home Assistant

  Weather, air quality and electricity price for your city as a REST sensor in Home Assistant, without an API key.

• Fetch German city data with Python and pandas

  Fetch open data for German cities with requests and pandas and analyze it across all cities.

• Set up an MCP server in Claude and ChatGPT

  Set up the free, keyless InfraNode MCP server in Claude Code, Claude Desktop and ChatGPT.

• What is an MCP server? Simply explained

  Model Context Protocol explained clearly, with a free example of open data for German cities.