FundedNext Flex $100K evaluation: the rules, what binds first, and the modeled pass odds
FundedNext Flex's own published $100K rules, run against 3 disclosed trader profiles through src/lib/state-conditional-mc.js at 25,000 seeded paths each — the same engine that powers the free simulator.
For the Steady Scaler profile (a 50% win rate, 1.5R-average-win trader risking 1% of equity per trade), the modeled pass probability on FundedNext Flex's $100K program is 49.3% ± 0.3% SE, binding on the max drawdown floor.
- Why it matters
- Because the max drawdown floor is what most often ends a modeled run on this program, sizing to survive deeper drawdown swings — smaller risk per trade, more cushion before the floor — does more for pass odds here than rushing the profit target.
- Evidence
- 9 sourced rule field(s), rules hash 6b816e791e34b24d, corpus anchor 2026-07-22.
- Calculation / result
- Seeded Monte Carlo, 25,000 paths, seed 3587398934 — src/lib/state-conditional-mc.js.
- Limitation
- Modeled for one disclosed trader profile, not a prediction of any individual's outcome; not a ranking or comparison of firms.
- Retrieved / verified
- Retrieved 2026-07-22 · last checked 2026-09-02 · finding: cited sentence not found at last re-check (2026-09-02).
Current rule snapshot
| Field | Value |
|---|---|
| Program | Flex Challenge |
| Account size | $100,000 |
| Phase 1 target | 5% ($5,000) — source · retrieved 2026-07-16 |
| Daily loss | no daily loss limit — source · retrieved 2026-07-16 |
| Max drawdown | 2.5% ($2,500) — source · retrieved 2026-07-16 |
| Drawdown mode | end-of-day trailing · freezes at starting balance — source · retrieved 2026-07-16 |
| Consistency rule | 40% best-day cap (raises required target) — source · retrieved 2026-07-16 |
| Min / max trading days | Min 0 — source · retrieved 2026-07-16 · Max no maximum published (60-day window assumed for the simulation) |
| Payout timing | first-payout timing not recorded; 5-day cycle after that |
Run it
Reproduce this page's own numbers
The free calculator opens prefilled with FundedNext Flex's $100K rules and the Steady Scaler profile above (a 50% win rate, 1.5R-average-win trader risking 1% of equity per trade). Change any dial to see your own numbers — the engine is identical.
run your own book against FundedNext Flex — freeWhat the rules mean
FundedNext Flex models a end-of-day trailing drawdown floor at 2.5% of the account, freezing once the starting balance is locked in. No daily loss limit is modeled. This is a one-step program: passing the evaluation is funding.
- Firms whose trailing drawdown ratchets end-of-day
- Trailing drawdown — glossary
- Firms with no daily loss limit
- Firms with a consistency rule
- Consistency rule — glossary
- Evaluation — glossary
- Funded account — glossary
Ambiguities we found
No unresolved interpretive forks are recorded for this rule set.
Scenarios
Three named, disclosed trader profiles — not this reader's numbers — so the result is reproducible rather than personal.
| Archetype | Pass probability | Binding constraint | Median days | |
|---|---|---|---|---|
| Steady Scaler a 50% win rate, 1.5R-average-win trader risking 1% of equity per trade | 49.3% ± 0.3% | max drawdown floor (50.7%) | 3 | run this profile |
| Aggressive Scalper a 45% win rate, 1.8R-average-win trader risking 1% of equity per trade | 46.7% ± 0.3% | max drawdown floor (53.3%) | 2 | run this profile |
| Balance Rider a 42% win rate, 2.0R-average-win trader risking 0.75% of equity per trade | 48.6% ± 0.3% | max drawdown floor (51.4%) | 3 | run this profile |
Simulated result from user-supplied inputs · not investment advice · not affiliated with or endorsed by FundedNext Futures
Binding rule
Across the 3 modeled archetypes, the binding constraint is consistently the max drawdown floor — for the Steady Scaler profile it accounts for 50.7% of simulated paths. The max drawdown floor eliminates more paths than running out of time or breaching the daily limit.
Simulated result from user-supplied inputs · not investment advice · not affiliated with or endorsed by FundedNext Futures
Compare
Other account sizes of this program
- $50K — trailing drawdown
- $150K — trailing drawdown
Other programs from FundedNext Futures
- FundedNext — trailing drawdown
- FundedNext Rapid $50K — pilot challenge page
- FundedNext Rapid — daily loss
Research
- Methodology — how PropSurvival models a challenge
- Static vs trailing drawdown: how the floor mechanic changes pass probability
Rule history
Commit history for rules/fundednext-flex/100000.json:
- 2026-08-17 — fix(docs): put all 59 published firm rulebooks on origin/main so corpus-check can emit dates
Independent rechecks:
- 2026-07-22 — two-pass-blind-independent (confirmed_with_disagreement)
Sources
- fundednext.com — source page · retrieved 2026-07-16 — "Flex target 50K$2,500/100K$5,000/150K$8,000"
- fundednext.com — source page · retrieved 2026-07-16 — "no minimum trading days objective"
- helpfutures.fundednext.com — source page · retrieved 2026-07-16 — "Bolt, Flex and Rapid Pro and Daily ... initial balance + $100"
Next action
Run your own numbers against these exact rules
Enter your win rate, average R and risk size and the free simulator applies FundedNext Flex's full published rule set — same engine, same rules, live. See full pricing for the written report at /pricing.
run your own book against FundedNext Flex — freeFrequently asked
- Does the FundedNext Flex program have a daily loss limit?
- No — this program does not model a daily loss limit; only the max drawdown (and any consistency rule) constrain the account.
- How does the max drawdown floor move?
- It ratchets once per day, at the end-of-day close, off the highest end-of-day balance reached. It freezes at the starting balance once the account has locked in enough profit.
- Is there a best-day consistency rule?
- Yes — 40% cap on any single day’s share of total profit.
- When is the first payout available?
- no payout-timing source is recorded in the corpus for this program — the firm’s own payout policy is the authority.
- Has this rule set changed recently?
- The most recent re-check (2026-09-02) found a cited sentence no longer at the source — re-verification is pending.
Simulated result from user-supplied inputs · not investment advice · not affiliated with or endorsed by FundedNext Futures. Rules change without notice; the firm’s own documentation is always the final authority. See the disclaimer for the full never-claims list.