Kai Sublime
Swim coach · founder · author · age-group triathlete
About
London-based swim coach, triathlete, and founder. Racing as M40–44 from 2027. Building from a motorbike crash in June 2024 — femur through hip — back to full IRONMAN distance by 2030.
Creator of @betterswimming. Head coach at Trident Coaching. Founder of SwimPace and Tether AI. Independent author via Amazon KDP.
The framework is Final Form by Forty: body, money, creative. This site covers the body part.
Work
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Trident Coaching
Swim coaching for triathletes
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SwimPace
Swim pacing technology
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Tether AI
AI product studio
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Books
Independent author — Amazon KDP
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West London Craft Beer Crawl
London's best craft beer route
Writing
Publications and articles — coming soon.
Media & Press
Press features, interviews, and podcast appearances — coming soon.