AI coach for triathletes

A weekly plan built around the athlete you are this week.

BioStride connects to your Intervals.icu — sees your history, FTP, LTHR and season phase — and writes a plan you'll actually finish.

↳ No templates. Your zones. Your race.

Week 14 · 12–18 May

Build base for Olympic A-race

BUILD 2/3

Season

8 weeks to race

Day	Type	Workout	Time	Zone	kJ	Done
Mon 12	Swim	Threshold intervals	60 min	Z3	82	✓ 98%
Tue 13	Bike	Endurance ride	90 min	Z2	118	✓ 91%
Wed 14	Run	Easy recovery	45 min	Z1	44	≈ 72%
Thu 15	Rest	Rest day	—	—	—	—
Fri 16	Bike	Sweet spot 2×20	75 min	Z4	96	—
Sat 17	Run	Long run	90 min	Z2	112	—
Sun 18	Bike	Long ride	180 min	Z2	210	—
Total load					662 kJ

Generated by AI · based on your Intervals.icu data

Three steps

01 / 05

Connect Intervals.icu

Paste your API key. The AI reads your zones, metrics and history.

AI builds the plan

Reads your FTP, LTHR, macro phase and upcoming races.

Train

The plan adapts when your week goes sideways.

What's inside

02 / 05

Plan generation

Weekly plan from your zones, FTP, LTHR, phase and races.

Adaptation

Miss a session? The AI rewrites the rest of your week.

Coach chat

Ask about feel, form, fueling. Get a reasoned answer.

600+ workouts

Zwift library matched to your zone profile and current phase.

Compliance

Tracks what got done, what got skipped, and why.

Season planning

Macrocycles: base → build → peak → taper. A/B/C races.

03 / 05

Who it's for

Self-coached triathletes who want structure: a real plan, a real response when life happens, a view of the whole season.

✓ You know what FTP and LTHR mean
✓ You use Intervals.icu / Garmin / Zwift
✓ You have specific races on the calendar
✓ You won't pay €200/month for a coach — but you want structure