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ultrarunning.ai is in Beta . We're actively building. Thanks for your patience!

AI Coach

Your AI Ultrarunning Coach

Chat with an AI coach that knows your training history, goals, and race schedule. Get personalized advice on pacing, nutrition, gear, and race-day strategy — available 24/7, no session booking required.

What you can ask your coach

"What pace should I run my first 50K?"

Get race-specific pacing based on your fitness, course profile, and goal time.

"How do I fuel for a 100-mile race?"

Hour-by-hour nutrition plans tailored to your weight, sweat rate, and stomach sensitivity.

"Can you build me a 16-week training plan?"

Custom plans from 50K to 200 miles, pushed directly to your training calendar.

"My legs feel heavy this week — what should I do?"

Your coach reads your recent workout logs and adjusts your plan in real time.

How it works

1

Create your free account

Set up your profile with your experience level, goal race, and current fitness. Takes under 2 minutes.

2

Chat with your coach

Ask anything — pacing, fueling, injuries, race strategy. Your coach sees your training data and plan for context-aware answers.

3

Push plans to your calendar

When your coach suggests a training block, push it to your calendar in one click. No copy-paste, no spreadsheets.

Start chatting with your AI coach

Free to start — no credit card, no subscription. Your coach learns your training and gets smarter over time.

Just looking around? Take the quiz or browse guides, no account needed.

Welcome to Ultrarunning.ai

The definitive ecosystem for athletes pushing their limits.

Train
AI-personalized plans from 50K to 200M, adapted to your fitness, race date, and terrain.
Crew
Coordinate race-day crew, pacers, aid stations, and drop bags with a shared live plan.
Race
Discover races, plan your pacing and nutrition, and visualize any course from a GPX file.

Free to start. Sign up and try the AI coach, race planner, and crew tools, no credit card.

Coming soon:Strava sync · iOS & Android apps (Add to Home Screen)
Want an app now? In Safari, tap the Share icon → Add to Home Screen for a native-like experience.