How it works:
- Garmin/Polar/COROS โ Intervals.icu โ STAS webhook pipeline โ Custom GPT
- Each workout auto-classified: Easy, Threshold, Interval, Long, Race
- VDOT calculated from Daniels' Running Formula
- CTL/ATL/TSB trends tracked, wellness data pulled (HRV, sleep, resting HR)
What the GPT coach sees:
- 30 recent sessions with splits and HR data
- 26 weeks of training history
- Pace benchmarks by zone
- Structured condition assessment
Key features:
- Strategy-based periodization
- Plans written directly to Intervals.icu calendar
- Telegram bot notifications and reports
- Multisport support (running, cycling, swimming, strength)
Built solo, $8/mo server. Free to use โ needs ChatGPT subscription for the AI coach.