polar-mcp-unofficial

Polar

A Polar MCP connector for agents that need training, recovery, Nightly Recharge, PPI/HRV and physiology context from AccessLink.

Nightly RechargeTraining SessionsPPI SamplesSleepContinuous HR

Install from npm Repository

Focused training session with physiology and recovery context

OAuth 2.0

Best for training agents that need Polar recovery, sleep, continuous samples, route-aware sessions and test results.

Quick Start

terminal

npx -y polar-mcp-unofficial setup
npx -y polar-mcp-unofficial doctor

mcp-client.json

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

01
Create a Polar AccessLink client.
02
Use redirect URI http://127.0.0.1:3000/callback.
03
Request only the scopes matching the data your agent needs.

Recommended scopes

activity:read calendar:read continuous_samples:read devices:read nightly_recharge:read ppi_data:read profile:read routes:read skin_contact:read sleep:read sports:read temperature_measurement:read tests:read training_sessions:read training_targets:read user_subscription:read

Data Availability

Available

Daily activity and calendar

Requires activity:read and calendar:read.

Available

Sleep and sleep/wake vectors

Requires sleep:read.

Available

Nightly Recharge

Requires nightly_recharge:read and supported devices.

Available

Training sessions and targets

Requires training session/target scopes.

Available

Continuous samples and PPI samples

Requires continuous_samples:read and ppi_data:read.

Opt-in

Routes and GPS geometry

GPS coordinates are redacted unless raw mode is requested.

Not exposed

Live device telemetry

Not exposed by Polar AccessLink.

Agent Tools

Start here

polar_connection_status
polar_daily_summary
polar_weekly_summary

Auth and diagnostics

polar_capabilities
polar_agent_manifest
polar_privacy_audit
polar_cache_status
polar_get_auth_url
polar_exchange_code
polar_revoke_access

Account

polar_get_account_data
polar_list_user_devices
polar_list_subscriptions

Activity and sleep

polar_list_activity
polar_list_calendar
polar_list_sleeps
polar_list_sleep_wake_vectors
polar_list_nightly_recharge

Heart, physiology and training

polar_list_continuous_samples
polar_list_ppi_samples
polar_list_temperature_measurements
polar_list_skin_contacts
polar_list_training_sessions
polar_list_training_targets
polar_list_tests

Sports and routes

polar_list_sports
polar_list_sport_profile_catalog
polar_list_sport_profiles
polar_get_route

Prompts and Resources

Prompts

polar_daily_checkin
polar_weekly_review
polar_training_load_investigation

Resources

polar://capabilities
polar://agent-manifest
polar://summary/daily
polar://summary/weekly

Privacy Model

OAuth tokens stay local.

GPS coordinates are redacted unless raw mode is explicitly requested.

The connector exposes only scopes granted by the user.

Start with daily/weekly summary before requesting detailed samples.