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mcp-swiss is a Model Context Protocol server that gives any AI assistant direct access to Swiss open data — trains, weather, rivers, maps, and companies.

68 tools. No API keys. No registration. No server to run. Just npx mcp-swiss.

🚆 Transport    — SBB, PostBus, trams, live departures, journey planning
🌤️ Weather      — MeteoSwiss live conditions + historical data
🌊 Hydrology    — BAFU river & lake levels (great for Aare swimming!)
🗺️ Geodata      — swisstopo geocoding, solar potential, geographic layers
🏢 Companies    — ZEFIX federal registry, all 700K+ Swiss companies
🎄 Holidays     — Swiss public & school holidays by canton
🏛️ Parliament   — Bills, votes, councillors, session schedule
🏔️ Avalanche    — SLF danger bulletins and warning regions
💨 Air Quality  — NABEL stations, Swiss legal limits (LRV)
📮 Swiss Post   — Postcode lookup and parcel tracking
⚡ Energy       — Electricity tariffs by municipality (ElCom)
📊 Statistics   — Population, demographics, BFS datasets
🏦 SNB Rates    — Swiss National Bank CHF exchange rates, historical data
♻️ Recycling    — Zurich city waste collection calendar (OpenERZ)
📰 Swiss News   — SRF news headlines and keyword search
🗳️ Voting       — Swiss popular vote results (Basel-Stadt open data)
🌊 Dams         — Swiss federal dam registry (SFOE/swisstopo)
🥾 Hiking       — Swiss trail closures and hiking alerts (swisstopo)
🏠 Real Estate  — Swiss property prices, rent index, housing data (BFS)
🚗 Traffic      — ASTRA counting stations, daily volumes
🌍 Earthquakes  — Swiss Seismological Service (SED/ETH Zürich), FDSN API

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Installation

Quick Start

npx mcp-swiss

That's it. No API keys, no .env files, no accounts. Pick your client below and paste the config.

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Claude Desktop

Edit your config file:

• macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
• Windows: %APPDATA%\Claude\claude_desktop_config.json
• Linux: ~/.config/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "swiss": {
      "command": "npx",
      "args": ["-y", "mcp-swiss"]
    }
  }
}

Restart Claude Desktop after saving.

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Claude Code (CLI)

claude mcp add swiss -- npx -y mcp-swiss

That's it — Claude Code will use it in your next session.

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Cursor

Requires Cursor 0.45.6+

Option A: Project config — create .cursor/mcp.json in your project root:

{
  "mcpServers": {
    "swiss": {
      "command": "npx",
      "args": ["-y", "mcp-swiss"]
    }
  }
}

Option B: Global config — create ~/.cursor/mcp.json:

{
  "mcpServers": {
    "swiss": {
      "command": "npx",
      "args": ["-y", "mcp-swiss"]
    }
  }
}

Option C: Via Cursor Settings UI

1. Open Cursor Settings
2. Go to Features → MCP Servers
3. Click + Add new global MCP server
4. Paste the JSON config above

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VS Code (GitHub Copilot)

One-click Install

CLI Install

# VS Code
code --add-mcp '{"name":"swiss","command":"npx","args":["-y","mcp-swiss"]}'

# VS Code Insiders
code-insiders --add-mcp '{"name":"swiss","command":"npx","args":["-y","mcp-swiss"]}'

Manual Config

Add to your VS Code User Settings (JSON) — press Ctrl+Shift+P → Preferences: Open User Settings (JSON):

{
  "mcp": {
    "servers": {
      "swiss": {
        "command": "npx",
        "args": ["-y", "mcp-swiss"]
      }
    }
  }
}

Or add to .vscode/mcp.json in your workspace (shareable with your team):

{
  "servers": {
    "swiss": {
      "command": "npx",
      "args": ["-y", "mcp-swiss"]
    }
  }
}

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Windsurf

Add to ~/.codeium/windsurf/model_config.json:

{
  "mcpServers": {
    "swiss": {
      "command": "npx",
      "args": ["-y", "mcp-swiss"]
    }
  }
}

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Cline (VS Code)

Open VS Code settings.json and add:

{
  "cline.mcpServers": {
    "swiss": {
      "command": "npx",
      "args": ["-y", "mcp-swiss"]
    }
  }
}

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Any MCP Client

mcp-swiss uses stdio transport and requires no environment variables. The universal config:

{
  "command": "npx",
  "args": ["-y", "mcp-swiss"]
}

This works with any MCP-compatible client — just plug it in.

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Demo Prompts

Once connected, try asking your AI:

Prompt	What it uses
"Next 5 trains from Zürich HB to Geneva"	get_connections
"Is the Aare in Bern warm enough to swim?"	get_water_level
"Weather in Lugano vs Zürich today"	get_weather
"Find blockchain companies registered in Zug"	search_companies
"Solar potential of Bundesplatz 3, Bern"	geocode + get_solar_potential
"Live departures from Bern HB"	get_departures
"What rivers are near Thun?"	list_hydro_stations + get_water_level
"Plan my Saturday: train to Interlaken, check weather"	Multiple tools chained
"Is next Monday a holiday in Zürich?"	get_public_holidays
"What did the Swiss parliament vote on recently?"	get_latest_votes
"What's the avalanche danger level in the Bernese Alps?"	get_avalanche_bulletin
"What's the postcode for Zermatt?"	search_postcode
"Track my Swiss Post parcel 99.12.345678.12345678"	track_parcel
"How much does electricity cost in Zürich vs Basel?"	search_municipality_energy + compare_electricity_tariffs
"What's the population of canton Zug?"	get_population

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Tools

68 tools across 20 modules. Full specifications: docs/tool-specs.md · Machine-readable: docs/tools.schema.json

🚆 Transport (5 tools)

Tool	Description
search_stations	Find stations/stops by name or location
get_connections	Journey planner between any two points
get_departures	Live departures from a station
get_arrivals	Live arrivals at a station
get_nearby_stations	Stations near coordinates

🌤️ Weather & Hydrology (6 tools)

Tool	Description
get_weather	Current conditions at a MeteoSwiss station
list_weather_stations	All ~160 MeteoSwiss stations with metadata
get_weather_history	Historical weather data (up to 32 days)
get_water_level	River/lake level + temperature (BAFU)
list_hydro_stations	All 400+ hydrological monitoring stations
get_water_history	Historical hydrology data

🗺️ Geodata / swisstopo (6 tools)

Tool	Description
geocode	Swiss address → coordinates
reverse_geocode	Coordinates → Swiss address
search_places	Swiss place names, mountains, lakes, features
get_solar_potential	Rooftop solar irradiation at a location
identify_location	All geographic data layers at a point
get_municipality	Municipality info by name

🏢 Companies / ZEFIX (5 tools)

Tool	Description
search_companies	Search by name, canton, legal form
get_company	Full company details by ZEFIX ehraid
search_companies_by_address	Companies registered at an address
list_cantons	All 26 Swiss cantons
list_legal_forms	AG, GmbH, and all Swiss legal forms

🎄 Holidays (3 tools)

Tool	Description
get_public_holidays	Swiss public holidays by year, optionally filtered by canton
get_school_holidays	School holiday periods by year and canton
is_holiday_today	Quick check if today is a public holiday

🏛️ Parliament (4 tools)

Tool	Description
search_parliament_business	Search bills, motions, interpellations
get_latest_votes	Recent parliamentary vote results
search_councillors	Find members of the National/States Council
get_sessions	Parliamentary session schedule

🏔️ Avalanche (2 tools)

Tool	Description
get_avalanche_bulletin	Current avalanche bulletin with danger levels and PDF links
list_avalanche_regions	All 22 Swiss avalanche warning regions

💨 Air Quality (2 tools)

Tool	Description
list_air_quality_stations	All 14 NABEL monitoring stations
get_air_quality	Station info, Swiss legal limits (LRV), and BAFU data links

📮 Swiss Post (4 tools)

Tool	Description
lookup_postcode	PLZ → locality, canton, coordinates
search_postcode	City name → matching postcodes
list_postcodes_in_canton	All postcodes in a canton
track_parcel	Generate Swiss Post tracking URL for a parcel

⚡ Energy Prices (3 tools)

Tool	Description
get_electricity_tariff	Electricity tariff by municipality with component breakdown
compare_electricity_tariffs	Compare electricity prices across municipalities
search_municipality_energy	Find municipality ID for tariff lookup

📊 Statistics / BFS (3 tools)

Tool	Description
get_population	Population by canton or municipality from BFS STATPOP
search_statistics	Search BFS datasets on opendata.swiss
get_statistic	Fetch detailed dataset information

🏦 SNB Exchange Rates (3 tools)

Tool	Description
list_currencies	List all currencies available from the Swiss National Bank (SNB)
get_exchange_rate	Get the current CHF exchange rate for any currency
get_exchange_rate_history	Get historical monthly CHF exchange rates with date filtering

♻️ Recycling / Waste Collection (3 tools)

Tool	Description
get_waste_collection	Next waste collection dates by Zurich ZIP code and waste type
list_waste_types	List all supported waste types with descriptions
get_waste_calendar	Full waste collection calendar for a ZIP code (upcoming dates)

📰 Swiss News (2 tools)

Tool	Description
get_swiss_news	Latest Swiss headlines from SRF by category (Switzerland/international/economy)
search_swiss_news	Search SRF news by keyword across all categories

🗳️ Voting (3 tools)

Tool	Description
get_voting_results	Swiss popular vote results from Basel-Stadt open data
search_votes	Search popular votes by keyword (German/French/Italian)
get_vote_details	Detailed per-district breakdown of a specific vote

🌊 Dams & Reservoirs (3 tools)

Tool	Description
search_dams	Search Swiss federal dams by name or keyword
get_dams_by_canton	List all federal dams in a canton
get_dam_details	Detailed info on a specific dam (height, volume, purpose)

🥾 Hiking / Trail Closures (2 tools)

Tool	Description
get_trail_closures	Swiss trail closures and hiking alerts from swisstopo
get_trail_closures_nearby	Trail closures near given coordinates

🏠 Real Estate (3 tools)

Tool	Description
get_property_price_index	Swiss property price index (BFS Immo-Monitoring)
search_real_estate_data	Search BFS real estate datasets on opendata.swiss
get_rent_index	Swiss rent index and housing cost data from BFS

🚗 Traffic / ASTRA (3 tools)

Tool	Description
get_traffic_count	Traffic counting station data (ASTRA) — daily volumes and heavy traffic share
get_traffic_by_canton	List ASTRA traffic counting stations filtered by canton
get_traffic_nearby	Find traffic counting stations near given coordinates

🌍 Earthquakes / SED (3 tools)

Tool	Description
get_recent_earthquakes	Recent seismic events in/around Switzerland from the Swiss Seismological Service (SED) at ETH Zürich
get_earthquake_details	Full details for a specific seismic event by SED event ID
search_earthquakes_by_location	Earthquakes near given coordinates with configurable radius, time range, and limit

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Data Sources

All official Swiss open data — no API keys required:

Source	Data	Docs
transport.opendata.ch	SBB, PostBus, trams	API docs
api.existenz.ch	MeteoSwiss weather + BAFU hydrology	API docs
api3.geo.admin.ch	swisstopo federal geodata	API docs
zefix.admin.ch	Federal company registry	Swagger
openholidaysapi.org	Swiss public & school holidays	API docs
ws.parlament.ch	Swiss Parliament OData (bills, votes, councillors)	OData docs
whiterisk.ch / aws.slf.ch	SLF/WSL avalanche bulletins	SLF
geo.admin.ch — BAFU/NABEL	Swiss air quality monitoring stations	BAFU NABEL
geo.admin.ch — swisstopo	Swiss postcodes (Amtliches Ortschaftenverzeichnis)	geo.admin.ch
strompreis.elcom.admin.ch	ElCom electricity tariffs by municipality	ElCom
pxweb.bfs.admin.ch + opendata.swiss	BFS population statistics (STATPOP) + datasets	BFS
data.snb.ch	Swiss National Bank CHF exchange rates	SNB data portal
openerz.metaodi.ch	Zurich waste collection calendar (OpenERZ)	OpenERZ
srf.ch	SRF Swiss news headlines	SRF
data.bs.ch	Basel-Stadt popular vote results	Open Data BS
geo.admin.ch — SFOE	Swiss federal dam registry	SFOE
geo.admin.ch — swisstopo	Swiss trail closures and hiking alerts	swisstopo
pxweb.bfs.admin.ch	BFS property prices + rent index	BFS housing
geo.admin.ch — ASTRA	Traffic counting stations + daily volumes	ASTRA
arclink.ethz.ch	Swiss Seismological Service earthquakes (SED/ETH)	SED

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Development

# Clone
git clone https://github.com/vikramgorla/mcp-swiss.git
cd mcp-swiss

# Install deps
npm install

# Build
npm run build

# Run in dev mode
npm run dev

# Test with MCP Inspector
npx @modelcontextprotocol/inspector node dist/index.js

Testing

npm test

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Contributing

We welcome contributions! mcp-swiss follows a strict PR-based workflow to keep the codebase clean and CI always green.

Quick links

• CONTRIBUTING.md — full contributor guide:

  • Development setup (clone, install, build, test)
  • Branch model (develop / main / feature branches)
  • Hard workflow rules (no direct pushes, always PRs, regular merge only)
  • Adding a new module (step-by-step with code templates)
  • Integration checklist (all files to update)
  • Code standards (TypeScript, no any, 50K response limit, zero API keys)

• RELEASING.md — release process for maintainers:

  • Step-by-step release workflow
  • Pre-release checklist
  • Version strategy (minor for features, patch for fixes)
  • Post-release verification
  • CI/CD workflow reference (ci.yml, release.yml, beta.yml, mcp-registry.yml)

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Requirements

• Node.js 20+
• No API keys or accounts needed

License

MIT — see LICENSE