Interactive Quantitative Tool Updated 2026-10-17 Verified Against Venasri MT5 Engine

Prop Firm Challenge Pass Probability & Risk-of-Ruin Simulator

Direct Technical Answer

A prop firm challenge pass probability calculator estimates P(hit +8% or +10% before a 5% daily or 10% max floor) from win rate, R-multiple, and risk percent via sequential Monte Carlo. At 54% wins, 2.20R, and 0.50% risk on a $100,000 10%/5%/10% FTMO-style book, 10,000 paths typically pass in the high seventies percent. The same edge at 2.

Prop firm challenge pass probability and risk-of-ruin simulator results are a sizing decision, not a motivational quote. Two traders with the same 54% / 2.20R engine can show a ~78% FTMO pass rate at 0.50% risk and a ~31% pass rate at 2.00% risk purely from absorbing-barrier math. Run your numbers before you pay the challenge fee.

Preset Balance $100,000
Daily / Max Drawdown 5% / 10%
0.50% Safe Risk / Trade $500
Live MT5 Enforcement Venasri 3s Equity Guard
Prop Firm Challenge Pass Probability & Risk-of-Ruin Simulator: brass astrolabe, calipers, and golden abacus on a dark obsidian desk
Prop Firm Challenge Pass Probability & Risk-of-Ruin Simulator
Live Interactive Simulator

prop firm pass probability calculator Drawdown Floor & MT5 Lot Size Calculator

Adjust your account balance, floating profit at rollover, and stop-loss distance to see your exact server-midnight breach level and Venasri Equity Guard cut-off.

Sync Live MT5
Balance-Anchored Daily Breach Floor $95,000.00 FTMO / FundedNext / E8 day-start balance basis
Equity-Anchored Rollover Breach Floor $96,900.00 FundingPips / The5ers / Alpha Capital higher-of-equity basis
Venasri Pre-Breach Equity Guard Cut-Off $97,650.00 Auto-flattens MT5 0.75% before firm liquidation
Exact MT5 Lot Size (XAUUSD / EURUSD) & Streak Buffer 2.00 Lots (8.5 losses to guard) $500.00 risk per ticket · 3-second Equity Guard active

Absorbing barriers: +10% target versus 5% daily and 10% max

Each path is a sequence of +R or -1R (or -1.2R adverse) steps of size RiskPercent until equity hits +Target, -Daily from the day stamp, or -Max from initial. FTMO 2-Step Phase 1: Target 10% ($10,000), Daily 5% ($5,000), Max 10% ($10,000). At 0.50% ($500) and 2.20R, a win is +$1,100, a loss -$500. Expected trades to +10% if there were no floors: 10000 / (0.54 x 1100 - 0.46 x 500) = 10000 / 364 ≈ 27.5 trades. Daily barrier is 10 losses in one server day; max is 20 losses total. Those barriers, not the 27-trade expectation, dominate live outcomes.

FundedNext Stellar 1-Step: 10% target, 3% daily, 6% max. Capacity at 0.50% is 6 daily stops and 12 max stops. Pass probability falls versus FTMO even with the same edge because the max barrier is closer. Always select the firm preset before you trust a 78% headline.

Worked contrast: 0.50% versus 2.00% at the same 54% / 2.20R

0.50% path: daily capacity 10, max 20, typical pass in 20 to 40 trades if the 5% day never prints an 8-loss cluster. 2.00% path: a win is +$4,400, so two wins are +8.8% and a third passes 10%. Two losses are -4.0%, a third loss is -6.0% and already through the 5% daily if they share a date. Monte Carlo weight shifts from "grind 30 trades" to "coin-flip three tickets." That is why Venasri defaults 0.35% to 0.50% on $100,000 books even when Kelly screams higher.

Include a 1.15x slippage factor on gold paths. Pass rates drop several points because some "survivable" 10-loss days become 8-loss days. Venasri Performance Analytics should feed measured MAE into this simulator, not a brochure -1.0R.

Minimum days, consistency, and news blackouts as extra filters

If the firm requires 4 minimum trading days, a path that hits +10% on day 2 still needs two more sessions of tiny risk or it fails admin, not math. Consistency 40% on some 1-steps means a single +6% day toward an 8% target is 75% of profit and can freeze graduation. Model a daily profit lock at +1.8% so BestDay cannot dominate. Venasri Risk Management & Equity Guard already supports that lock.

News blackouts remove 30 minutes around CPI/NFP/FOMC. That reduces trade count, which slightly lowers pass speed and slightly lowers daily-cluster risk. Net effect on pass probability is usually small versus the risk-percent lever.

Turn a high pass rate into an MT5 rule set

If the simulator says 0.50% / 2.2R / 54% is your lane, freeze those three numbers for the whole Challenge. 24/7 MT5 Bot Control refuses 1.50% "conviction" tickets. Equity Guard auto-flattens at 4.25% daily. start free on Venasri before day one so the first revenge cluster cannot spend the Monte Carlo edge.

Re-run after 40 live trades with updated W and R. If W fell to 48% at 1.60R, pass probability at 0.50% may drop into the 40s and the correct response is to pause, not to raise risk to "catch up" to the 10% line.

MT5 CONNECTED · EQUITY GUARD ARMED
Venasri Equity Guard circuit breaker icon

Equity Guard Circuit Breaker

Watches account equity and can flatten open MT5 positions
Warning: Armed Critical: Armed Auto-Flatten: Active
Venasri Behavioral Trade Monitor icon

Behavioral Trade Monitor

Alerts when order flow turns impulsive
Revenge alerts: Clear Stop changes: Locked Rapid edits: Clear
Venasri Manual Trade Guard icon

Manual Trade Guard

Active on XAUUSD / EURUSD · News pause available
Stop-loss: On Breakeven: On Partials: On
Verified Answers

Frequently Asked Questions: Prop Firm Challenge Pass Probability & Risk-of-Ruin Simulator

Why does 2% risk lower pass probability if winners are 2.20R?

Because the 5% daily barrier is only 2.5 losses away and the 10% max is 5 losses away. Two or three clustered stops end the path before the 2.20R winners can compound. 0.50% keeps 10 daily stops of room.

Can I model FundedNext 3% daily / 6% max in this calculator?

Yes. Set daily 3% and max 6% on $100,000 ($3,000 / $6,000). At 0.50% you only have 6 daily and 12 max stops, so pass rates sit below an FTMO 5%/10% book with the same engine.

How many Monte Carlo paths are enough?

10,000 independent sequences stabilize the pass percentage to about plus or minus 1 point. 500 paths are a sketch. Use your measured win rate and MAE, not a marketing 70%.

Should I raise risk when I am at +7.6% of a 10% target?

No. Remaining gap is $2,400 on $100,000. A 1.50% ticket risks $1,500 to chase $2,400 and can still print a 5% day. Keep 0.50% and let 2 to 4 normal winners finish the path.

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