Odyn runs a dedicated AI quant model for MLB, the NFL and the NBA. Each model blends advanced math with the specialist knowledge of its sport and the context of every game, and posts only the bets it rates at a 55%+ win probability. Members place every bet at the same stake. Plans: $19.99/month per sport, or $29.99 for all sports, with 7 days free. Free tools: parlay, no-vig, EV and Kelly calculators.