SERVER

Polar Health Data (self-hosted)

Rank #3,858

io.github.StuMason/polar-flow-server

Self-hosted Polar health analytics with a built-in MCP server: sleep, HRV, workouts, baselines.

5 versions

23 GitHub stars

by stumason (6 servers)View repository ↗

First listed

Jan 13, 2026

Last publish date

Oct 2, 2026

PURPOSE

What you can do with Polar Health Data (self-hosted)

Polar Health Data (self-hosted) is a Model Context Protocol (MCP) server published by stumason. It ranks #3,858 of 144,396 active servers on MCP Toplist, and its repository has 23 GitHub stars. Polar Health Data (self-hosted) is listed on Official MCP, with 5 tracked versions. It was first listed on Jan 13, 2026 and most recently updated on Oct 2, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What Polar Health Data (self-hosted) can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using Polar Health Data (self-hosted)

DeclaredAPI keyCredentials declared

The registry listing declares required configuration before first use — typically an API key, token or connection string set via environment variables.

Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

DATABASE_URL · required
POLAR_CLIENT_ID · required
POLAR_CLIENT_SECRET · required
BASE_URL · optional

INSTALLATION AND FIRST TASK

Connect Polar Health Data (self-hosted) and confirm it works

Docker image

claude mcp add polar-flow-server -e "DATABASE_URL=<your DATABASE_URL>" -e "POLAR_CLIENT_ID=<your POLAR_CLIENT_ID>" -e "POLAR_CLIENT_SECRET=<your POLAR_CLIENT_SECRET>" -e "BASE_URL=<your BASE_URL>" -- docker run -i --rm docker.io/stumason/polar-flow-server:1.6.1

Replace each placeholder with your own value before saving.

Docker image

[mcp_servers.polar-flow-server]
command = "docker"
args = ["run", "-i", "--rm", "docker.io/stumason/polar-flow-server:1.6.1"]

[mcp_servers.polar-flow-server.env]
DATABASE_URL = "<your DATABASE_URL>"
POLAR_CLIENT_ID = "<your POLAR_CLIENT_ID>"
POLAR_CLIENT_SECRET = "<your POLAR_CLIENT_SECRET>"
BASE_URL = "<your BASE_URL>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

Docker image

{
  "mcpServers": {
    "polar-flow-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "docker.io/stumason/polar-flow-server:1.6.1"
      ],
      "env": {
        "DATABASE_URL": "<your DATABASE_URL>",
        "POLAR_CLIENT_ID": "<your POLAR_CLIENT_ID>",
        "POLAR_CLIENT_SECRET": "<your POLAR_CLIENT_SECRET>",
        "BASE_URL": "<your BASE_URL>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

Docker image

{
  "mcpServers": {
    "polar-flow-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "docker.io/stumason/polar-flow-server:1.6.1"
      ],
      "env": {
        "DATABASE_URL": "<your DATABASE_URL>",
        "POLAR_CLIENT_ID": "<your POLAR_CLIENT_ID>",
        "POLAR_CLIENT_SECRET": "<your POLAR_CLIENT_SECRET>",
        "BASE_URL": "<your BASE_URL>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

Docker image

{
  "servers": {
    "polar-flow-server": {
      "type": "stdio",
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "docker.io/stumason/polar-flow-server:1.6.1"
      ],
      "env": {
        "DATABASE_URL": "<your DATABASE_URL>",
        "POLAR_CLIENT_ID": "<your POLAR_CLIENT_ID>",
        "POLAR_CLIENT_SECRET": "<your POLAR_CLIENT_SECRET>",
        "BASE_URL": "<your BASE_URL>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

Docker image

{
  "mcpServers": {
    "polar-flow-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "docker.io/stumason/polar-flow-server:1.6.1"
      ],
      "env": {
        "DATABASE_URL": "<your DATABASE_URL>",
        "POLAR_CLIENT_ID": "<your POLAR_CLIENT_ID>",
        "POLAR_CLIENT_SECRET": "<your POLAR_CLIENT_SECRET>",
        "BASE_URL": "<your BASE_URL>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

Docker image

{
  "mcpServers": {
    "polar-flow-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "docker.io/stumason/polar-flow-server:1.6.1"
      ],
      "env": {
        "DATABASE_URL": "<your DATABASE_URL>",
        "POLAR_CLIENT_ID": "<your POLAR_CLIENT_ID>",
        "POLAR_CLIENT_SECRET": "<your POLAR_CLIENT_SECRET>",
        "BASE_URL": "<your BASE_URL>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by stumason

View all stumason servers →

No task-specific alternatives are catalogued for Polar Health Data (self-hosted)yet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Jan 13, 2026
Latest version published: Oct 2, 2026
Version history: 5 versions tracked (below)
Requirements evidence: Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 2, 2026

Registry sightings

Official MCP ↗listed since Aug 6, 2026 · still listed

Do you maintain Polar Health Data (self-hosted)? to correct or enrich this profile.

VERSIONS

Available versions (5)

Version	Published
1.6.1	Oct 2, 2026
1.6.0	Oct 2, 2026
1.5.2	Oct 2, 2026
1.5.1	Sep 10, 2026
1.5.0	Aug 6, 2026

STANDING

#3,858of 144,396 active serversTop 5%

Ranks ahead of 140,538 of 144,396 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.StuMason%2Fpolar-flow-server.svg)](https://mcptoplist.com/server/io.github.StuMason%2Fpolar-flow-server)

HTML

<a href="https://mcptoplist.com/server/io.github.StuMason%2Fpolar-flow-server"><img src="https://mcptoplist.com/badge/io.github.StuMason%2Fpolar-flow-server.svg" alt="MCP Toplist: Top 5% of 144,396" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains Polar Health Data (self-hosted)?: Polar Health Data (self-hosted) is maintained by stumason, which publishes 6 MCP servers (43 total versions) tracked on MCP Toplist.
Is Polar Health Data (self-hosted) listed on the Official MCP Registry?: Yes — Polar Health Data (self-hosted) is listed on the Official MCP Registry.
How many versions does Polar Health Data (self-hosted) have?: MCP Toplist tracks 5 versions of Polar Health Data (self-hosted), most recently published on Oct 2, 2026.
Where can I find the source code for Polar Health Data (self-hosted)?: The source code for Polar Health Data (self-hosted) is hosted at github.com/StuMason/polar-flow-server.

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