Guides

EAs & auto trading

Choosing, comparing, running, and retiring EAs — risk before returns.

  • 4 guides

Listed in a suggested reading order, easiest first.

  1. 1
    Beginner 12 min

    Are Expert Advisors Profitable? What 53 Measured EA Designs Show

    Most are not, as they come. We ran 53 standard EA designs through one identical MT5 test: 11 ended at or above a profit factor of 1, and one met a real pass bar. Here is what separates the few that earn from the many that almost do, why a profitable year proves little, and how to check an EA before it trades.

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  2. 2
    Beginner 10 min

    EA vs Manual Trading: The Difference Is Whether You Can Sit Still

    EA vs manual trading usually turns into an argument about judgement. Replaying 14 EA backtest records under the stop rules a human would actually use gives a sharper answer: switching off after three losses in a row would have given up 93% of what the same rules produced when left alone.

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  3. 3
    Beginner 12 min

    How to Use a Free EA in MT5: Check It Before It Trades

    A free EA is worth running only after it passes four checks. Design your own on the free Builder canvas to compare: of the 53 measured free templates, one meets the thresholds the Builder uses to pass a design. Here are the checks for any free EA, the MT5 setup, and the numbers that mean stop.

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  4. 4
    Beginner 12 min

    Risk Management for EA Traders: Size From the Worst Trough, Not a Round Deposit

    Risk management for an EA starts before you attach it. 23 EA backtest records, all run on the same 10,000 deposit, had worst drawdowns from 0.67% to 26.5% of it — one deposit cannot fit that spread. Here is how to size from the record, and the four numbers that decide when you switch an EA off.

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Stuck on a word?

40 short definitions in plain language for the terms used across the guides.

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Put what you learn into an EA

Build the entry and exit rules from blocks in the AIStrategyMiner Builder, then test them on your own price history before you decide anything.

  • Compile a standard .ex5 file for MetaTrader 5 and check it in the Strategy Tester.

Test any EA in the MetaTrader 5 Strategy Tester before you rely on it. Past results do not predict future ones.

AIStrategyMiner EA Builder: strategy blocks wired together on a canvas, with the properties panel on the right