Self-hosted Polar health analytics with a built-in MCP server: sleep, HRV, workouts, baselines.
Install
Run one of the commands below, then add the client config underneath.
docker run -i --rm docker.io/stumason/polar-flow-server:1.5.1About this server
Polar Health Data (self-hosted) is listed in the Data & Analytics category of the MCPNav directory. It is distributed as Docker and can be loaded by any client that speaks the Model Context Protocol.
Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.
Frequently asked questions
What is the Polar Health Data (self-hosted) MCP server?＋
Polar Health Data (self-hosted) is an MCP server by StuMason. Self-hosted Polar health analytics with a built-in MCP server: sleep, HRV, workouts, baselines.
How do I install Polar Health Data (self-hosted)?＋
Install it with: docker run -i --rm docker.io/stumason/polar-flow-server:1.5.1. Then add the JSON config to your client's MCP settings and restart the client.
Is Polar Health Data (self-hosted) free to use?＋
The MCP server itself is free to install. The source is public on https://github.com/StuMason/polar-flow-server. Any third-party API it calls (such as a search or maps API) may require its own key and billing.
Which clients support Polar Health Data (self-hosted)?＋
Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.