About AIFitnessAPI
AIFitnessAPI is a home for people building — or looking for — products in health, wellness, and fitness technology. Founders, engineers, designers, and operators all pass through the same hard problems: how to model workouts, keep users engaged, ship AI-powered coaching, and integrate the right APIs without reinventing the wheel.
We publish product breakdowns, API deep-dives, and practical playbooks so you can spend less time on undifferentiated plumbing and more time on the experience that makes your product worth using.
Have something to share, or want to be featured? Reach out at nikita@kinestex.com.
Get the Fitness API Decision Kit — free
Sign up and the downloads appear instantly: the API selection checklist, the launch compliance checklist, the motion-SDK scorecard, and the full 2026 dataset. After that, one email when something actually changes — a deadline, a term, a deprecation. No fluff, no spam.
- ✓ API selection checklist
- ✓ Launch compliance checklist
- ✓ Motion-SDK scorecard (CSV)
- ✓ Fitness APIs 2026 dataset