InfraNode GPTs in the ChatGPT Store
InfraNode is available as ready-made GPTs in the ChatGPT Store: each GPT uses the keyless, free InfraNode API and answers questions about German cities with live data, each with source and license. From an all-rounder to city-specific live GPTs and specialists for transit departures, public procurement and station boards. All are free and usable without sign-up.
InfraNode: German City Data - Weather & Transit
The main GPT: live data for 84 large German cities, 67 data types from weather and air quality to public transit, plus direct city comparisons.
Example prompts:
- Show me the live air quality in Stuttgart and tell me if it is healthy.
- Compare population, unemployment and EV charging coverage for Berlin, Hamburg and Munich.
- Create a compact live city dashboard for Leipzig.
Berlin Live: Stadtdaten & ÖPNV in Echtzeit
Everything about Berlin in one GPT: live departures, air quality, parking, roadworks and weather, each with source and timestamp.
Example prompts:
- When is the next train departing from Berlin Alexanderplatz?
- How is the air quality in Berlin right now?
- Which roadworks are currently affecting traffic in Berlin?
Hamburg Live: Stadtdaten & ÖPNV in Echtzeit
Hamburg in real time with a focus on HVV departures, plus air quality, parking, water levels and weather.
Example prompts:
- When is the next bus departing from U Alsterdorf in Hamburg?
- Show me the HVV departures at Hamburg central station.
- How is the weather in Hamburg and are there any weather warnings?
München Live: Stadtdaten & ÖPNV in Echtzeit
Munich live: transit departures, air quality, parking and weather, delivered as consistent responses with origin and license.
Example prompts:
- When is the next underground train departing from Marienplatz in Munich?
- How full are the parking garages in Munich city center?
- How is the air quality in Munich right now?
Köln Live: Stadtdaten & ÖPNV in Echtzeit
Cologne in real time including the waiting times at the citizen offices, plus transit departures, air quality, roadworks and weather.
Example prompts:
- What is the current waiting time at the citizen office in Cologne?
- When is the next train departing from Köln Neumarkt?
- Are there any roadworks or closures in Cologne right now?
VergabePilot: Ausschreibungen & Tender Radar
German-language GPT for public procurement: searches ongoing tenders and awarded contracts of German cities in the OCDS standard, also across cities.
Example prompts:
- Which public tenders are currently open in Cologne?
- Search across cities for tenders with a CPV code for IT services.
- Summarize the latest awards in Munich with deadline and contract value.
ÖPNV Live: Abfahrten in Echtzeit
Nationwide public transit departures in real time, using the city-specific live feeds HVV, RMV, VGN, VRR, VVS and VBB with DELFI as a fallback.
Example prompts:
- When is the next train departing from Frankfurt Hauptwache?
- Show me the next departures at the Königstraße stop in Stuttgart.
- Which connections depart in the next ten minutes from Nürnberg Plärrer?
Bahnhof Live: Abfahrten & Ankünfte
The Deutsche Bahn station boards as a GPT: departures and arrivals at a station plus the status of the elevators.
Example prompts:
- Show me the next departures at Hannover central station.
- Which trains are about to arrive at Cologne central station?
- Are the elevators at Berlin central station working right now?
InfraNode is an independent open data project and is not affiliated with the cities, transit authorities, Deutsche Bahn or OpenAI mentioned here. All data comes from official open data sources and is delivered with origin and license.
Prefer to build your own?
You can also build your own GPT with the InfraNode API. The ChatGPT and GPT actions page shows how with the curated GPT action. For MCP-capable clients such as Claude there is also the InfraNode MCP server.