Building RepWise: A Live AI Gym Coach That Rescues Your Workout

Building RepWise: A Live AI Gym Coach That Rescues Your Workout This article was created for the purposes of entering the Gemini Live Agent Challenge . The Problem Most people don't quit workouts because they're lazy. They quit because something breaks. The bench is taken. Energy crashes mid-session. A movement hurts. You don't recognize the exercise your plan says to do next. You only have 15 minutes left instead of 30. These are real friction points that happen in every gym, every day. And no fitness app handles them. They generate a plan, hand it to you, and disappear. I wanted to build something that stays with you — and adapts when things go wrong. What RepWise Does RepWise is a beginner-friendly, friction-aware live gym companion that runs in the browser. Here's the flow: Quick Setup — You tell RepWise your level (beginner/intermediate), goal (build muscle, lose fat, quick session), available time, equipment, energy level, and context (crowded gym, low confidence, soreness). Miss