Personalized science
Mifflin-St Jeor BMR, TDEE math, and evidence-based macro targets.
AI FITNESS COACH
Take the adaptive assessment for a free preview. Unlock one full personalized TJAI plan for $10.
Start TJAI PreviewQuiz preview is free. Full plan generation is paid at checkout.
Live previewadaptive
- Analyzing your profile…
- Calculating BMR, TDEE, and macros…
- Building your 12-week training split…
BMRTDEEMacros
What TJAI does
12-week plan
Weekly training schedule plus daily meals, sets, reps, rest, and structure.
Science-based numbers
BMR, TDEE, and macro targets calculated for your body and goal pace.
Adaptive updates
If progress stalls, TJAI can adjust training load and nutrition targets.
See what a TJAI plan looks like
| Day | Workout | Exercises | Duration |
|---|---|---|---|
| Monday | Push Day | Bench, OHP, Dips | 45 min |
| Tuesday | Pull Day | Deadlift, Rows, Curls | 45 min |
| Wednesday | Legs | Squat, RDL, Split Squat | 50 min |
Choose your level
Core (Free)
Adaptive preview + metrics snapshot Preview the system before buying
ChoosePro ($10/mo)
Unlimited TJAI chat Discount code + early access Daily meal email (early access)
ChooseApex ($19.99/mo)
Everything in Pro Full regeneration Advanced meal swaps + deeper adaptation
ChooseOne-time TJAI ($8)
Generate one adaptive plan Download PDF No subscription required
ChooseFAQ
How accurate is TJAI?
What languages does TJAI support?
Is TJAI a replacement for a personal trainer?
Can TJAI handle dietary restrictions?
How is TJAI different from MyFitnessPal / other apps?