{"ok":true,"engine":"Prediction Model Engine v1.0","models":["Customized (per-asset optimized)","Generic (cross-asset universal)"],"assets":["BTC","ETH","AVAX"],"actions":{"backtest?asset=BTC":"Full backtest comparison for one asset","compare_all":"All 3 assets head-to-head (slow ~30s)","predict?asset=BTC":"Live prediction for one asset","predict_all":"Live predictions for all 3 assets"}}