Multi-sport AI coach — practical architecture to deliver on-device, personalized training

Multi-sport AI coach — practical architecture to deliver on-device, personalized training targets a $30.0B = 300M active fitness/sport participants x $100/yr digital coaching spend total addressable market with medium saturation and a year-over-year growth rate of 12% CAGR in digital fitness & sports-tech.

Key trends driving demand: On-device ML -- phone NPUs enable low-latency, privacy-preserving feedback without cloud costs.; Wearables & sensors -- ubiquitous heart-rate/GPS data can be fused with vision for richer personalization.; Acceptance of remote coaching -- consumers are comfortable paying for virtual plans and guided sessions.; Open-source pose & inference models -- reduce time-to-market for motion analysis features..