Swiss health insurance premiums (Krankenkassen-Prämien) 2016-2026. 1.6M records from BAG. This MCP server provides structured access to a large health-insurance dataset, enabling AI assistants to query premium data by year, insurer, cantons, and official government sources.

🛠️ Key Features

Provides 1.6 million premium records across 55 insurers and 26 cantons
Coverage for 2016–2026 with official BAG Priminfo data sourcing
Built on the Model Context Protocol (MCP) for structured access
Documentation and npm package integration available

🚀 Use Cases

Retrieve premiums by year, insurer, or canton
Feed AI assistants with defensible, government-sourced health data
Integrate MCP server data into analytics or decision-support workflows

⚡ Developer Benefits

Clear MCP-based data access model for conversational AI
Open-source MIT-licensed repository with npm integration
Readme excerpts and provenance from BAG Priminfo

⚠️ Limitations

Data limited to 2016–2026 as provided by BAG Priminfo
Coverage corresponds to 55 insurers and 26 cantons; not all entities may be represented equally across years

Swiss Health MCP Server

npm version

An MCP server that gives AI assistants structured access to 1.6 million Swiss health insurance premium records -- 55 insurers, 26 cantons, 11 years of official government data.

Built on the Model Context Protocol. Data sourced from BAG Priminfo (Swiss Federal Office of Public Health, 2016--2026). This is the MCP companion to the KrankenkassenGPT REST API.

Quick Start

Add this to your Claude Desktop config (claude_desktop_config.json) or Cursor settings (.cursor/mcp.json):

json

{
  "mcpServers": {
    "swiss-health": {
      "command": "npx",
      "args": ["-y", "@prinz_esox/swiss-health-mcp"],
      "env": {
        "SUPABASE_URL": "https://your-project.supabase.co",
        "SUPABASE_SERVICE_ROLE_KEY": "your-service-role-key"
      }
    }
  }
}

Or install globally:

bash

npm install -g @prinz_esox/swiss-health-mcp

The server is also available on the Smithery registry and the MCP Registry.

Tools

`get_cheapest_insurers`

Find the top 5 cheapest health insurers for a given profile.

Parameter	Type	Required	Description
`canton`	string	yes	Canton code (e.g. `ZH`, `BE`, `GE`)
`year`	number	yes	Year (2016--2026)
`age_band`	string	yes	`child` (0--18), `young_adult` (19--25), `adult` (26+)
`franchise_chf`	number	yes	Deductible: 0, 100, 200, 300, 400, 500, 600, 1000, 1500, 2000, 2500
`model_type`	string	no	`standard` (default), `hmo`, `telmed`, `family_doctor`, `diverse`
`accident_covered`	boolean	no	Include accident coverage (default: `true`)

`compare_insurers`

Side-by-side comparison of specific insurers for the same profile.

Parameter	Type	Required	Description
`insurer_names`	string[]	yes	Insurer names (e.g. `["CSS", "Helsana", "Swica"]`)
`canton`	string	yes	Canton code
`year`	number	yes	Year (2016--2026)
`age_band`	string	yes	Age group
`franchise_chf`	number	yes	Deductible in CHF

`get_price_history`

10-year price development for a single insurer with year-over-year percentage change.

Parameter	Type	Required	Description
`insurer_name`	string	yes	Insurer name (e.g. `CSS`, `Helsana`)
`canton`	string	yes	Canton code
`age_band`	string	yes	Age group
`franchise_chf`	number	yes	Deductible in CHF
`start_year`	number	no	Start year (default: 2016)
`end_year`	number	no	End year (default: 2026)

`get_database_stats`

Returns coverage statistics and metadata. No parameters.

Data

Dimension	Coverage
Records	1,611,386+
Insurers	55 (CSS, Helsana, Swica, Assura, KPT, Groupe Mutuel, Sanitas, ...)
Cantons	26 (all Swiss cantons)
Years	11 (2016--2026)
Franchise levels	11 (CHF 0--2,500)
Insurance models	5 (standard, HMO, telmed, family doctor, diverse)
Age bands	3 (child, young adult, adult)

All data comes from BAG Priminfo, the official database of the Swiss Federal Office of Public Health.

Features

Intelligent insurer name resolution -- fuzzy matching across 55+ insurers and their sub-brands. Ask for "Helsana" and the server resolves all associated insurer IDs automatically.
Automatic disclaimer -- every response includes BAG Priminfo attribution and a notice that premiums are informational only.
Read-only access -- no write operations, no personal data.
Percentage change calculations -- price history includes year-over-year trends.

Example Prompts

code

"What are the cheapest health insurers in Zurich for 2026?"

"Compare CSS, Helsana and Swica in Bern for an adult with CHF 300 deductible"

"How did Assura premiums develop from 2016 to 2026?"

"Which insurer had the smallest price increase over the last 10 years in Basel?"

Environment Variables

Variable	Required	Description
`SUPABASE_URL`	yes	Supabase project URL
`SUPABASE_SERVICE_ROLE_KEY`	yes	Supabase service role key for database access

Tech Stack

Protocol: MCP SDK v1.0.0 (stdio transport)
Language: TypeScript
Database: Supabase (PostgreSQL)
Runtime: Node.js 18+
Package: @prinz_esox/swiss-health-mcp
Registry ID: io.github.remoprinz/swiss-health-mcp

Development