Get WHOOP recovery data: recovery score (0-100), HRV (ms), resting heart rate, SpO2, and skin temperature, per day. Accepts either the last N days or an explicit historical start/end range (e.g. a specific past month). Returns a summary with averages plus the daily records. Use this to answer questions about how recovered/rested the user is, now or in the past.

Get WHOOP sleep data: sleep performance %, efficiency %, time in bed, time asleep, and a breakdown of light/deep/REM sleep stages, per night (excludes naps). Accepts either the last N days or an explicit historical start/end range (e.g. a specific past month). Returns a summary with averages plus the nightly records. Use this to answer questions about sleep quality or duration, now or in the past.

Get WHOOP daily strain data: cardiovascular strain score (0-21), average/max heart rate, and calories burned, per day (cycle). Accepts either the last N days or an explicit historical start/end range (e.g. a specific past month). Returns a summary with averages/totals plus the daily records. Use this to answer questions about daily exertion or workload, now or in the past — including things like 'what was my average strain in March'.

Get a list of logged WHOOP workouts, each with sport type, duration, strain, average/max heart rate, and calories burned. Accepts either the last N days or an explicit historical start/end range (e.g. a specific past month). Returns a summary plus the individual workout records. Use this to answer questions about specific exercise sessions, now or in the past.

Get the WHOOP user's basic profile: name, email, height (cm), weight (kg), and max heart rate. Use this for identity or body-metric questions.

Get a coaching recommendation for today based on today's WHOOP recovery score and the last 3 days of sleep performance. Returns a recovery band (green/yellow/red) with guidance on training load, plus a warning if sleep debt has been building. Use this to answer 'should I train today' or 'how hard should I push today' style questions.