{
  "id": 391,
  "rank": 7,
  "name": "Gold Viper Breakout",
  "aka": [
    "Gold VIPER",
    "Gold Viper Breakout (XAUUSD M30)"
  ],
  "family": "C",
  "subtype": "C2",
  "one_liner": "Automated trading system for gold (XAUUSD) on M30 timeframe, trading only volatility-expansion regimes with ATR-scaled take-profit and stop-loss, and recovery grid entries.",
  "market_regime": "volatile",
  "timeframes": [
    "M30"
  ],
  "symbols": [
    "XAUUSD"
  ],
  "sessions": [
    "session and weekday filters, news filter"
  ],
  "indicators": [
    {
      "name": "ATR",
      "params": {
        "period": 14
      },
      "applied_to": "close"
    },
    {
      "name": "EMA",
      "params": {
        "period": 50
      },
      "applied_to": "close"
    },
    {
      "name": "EMA",
      "params": {
        "period": 200
      },
      "applied_to": "close"
    }
  ],
  "entry_long": [
    "fast ATR / slow ATR >= 1.2",
    "closed-bar breakout of 32-bar M30 channel",
    "EMA50 / EMA200 trend (|EMA gap| >= 0.5 x ATR)",
    "entry in the direction of the established EMA trend"
  ],
  "entry_short": [
    "..."
  ],
  "exit_rules": [
    "ATR-scaled group take-profit (ATR x 3.0)",
    "HARD group stop-loss (ATR x 1.5)"
  ],
  "filters": [
    "session and weekday filters",
    "news filter"
  ],
  "stop_loss": "HARD group stop-loss (ATR x 1.5)",
  "take_profit": "ATR-scaled group take-profit (ATR x 3.0)",
  "position_size": "volatility-normalized, group-SL hit costs 3% of balance",
  "evidence_type": "backtest_shown",
  "completeness": 80.0,
  "signal_warnings": null,
  "claim_warnings": [
    "UNSIZED CLAIM: performance figures are published with no trade count, so the sample behind them cannot be judged.",
    "RECOVERY SIZING: position size increases after losses (martingale/grid/averaging). Equity curves look smooth until the run that does not recover - judge it on worst-case exposure, not win rate."
  ],
  "opacity_warnings": null,
  "build_warnings": null,
  "canonical": "https://prismaticalgos.com/compendium/algo/391-gold-viper-breakout",
  "snapshot": "2026-10-31 15:46 UTC",
  "source_url": "https://www.mql5.com/en/market/product/182297",
  "limitations": "These are machine-extracted research records, not verified trading systems. Catalog rank measures specification detail and claimed evidence, not profitability. The catalog extraction pipeline did not independently backtest these records. Its separate selected testing ledger does not validate the wider corpus. Rules, labels and parameters can be incomplete or wrong; consult the original source and its reuse terms."
}