TxFlow Level Up: trade perps and earn up to 300 USDC at $4M volume. Until Nov 2 Join
Settings8H · net · $10k
LanguageThe language of the site
ThemeDark, or a soft blue-grey
FundingPeriod funding rates are shown in
UnitsPercent or basis points
CostsCount taker fees and slippage in Net
SizePosition per leg used for Net and slippage
ExchangesWhich exchanges to include everywhere
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Backtest 30d
LegExchangePriceFund. /8hEach paymentNext inOIVol 24hLev
LONG6.0668+0.0032pay 0.0004% / 1h3m 11s$49K$159K10xLong Lighter7d free
SHORT6.142000.0000% / 8h4h 03m$331K$113K20xShort MEXC
Price gap+1.240%
Funding gap−0.0032% /8h

The gap pays +$14 on $10k if it goes back to its 7d average, but funding costs $1 a day and eats that in about 15 days. At the last 7 days' pace that is about 4.1 days.

If you open now and hold

on $10k a leg · figures of the last 7D, not a forecast
Funding−$24−0.0032% /8h now · paid −0.237% over the last 7D
Price+$14spread +1.240% now, avg +1.100% → +0.140% if it goes back
Costs−$6016.014% of $10k · taker + slippage, in and out
Result−$611−6.11%+ Points / potential airdropLighter: Season 3 · farm boardWhat the last 7D really paid, hour by hour → backtest

Price and funding

1h · history
ENTRY / EXIT · 7D
Entry now—
Entry average—
Best entry—
Exit now—
Exit average—
Best exit—
Exit free—
PRICE SPREAD · 7D
Now+1.240%
Average—
Range—
Wider than now—
FUNDING SPREAD · 7D
Average /8h—
Highest—
Lowest—
Paid you—

Where the spread has been, last 7D

share of time at each level

Funding on every exchange

/8h

SMIC on 6 exchanges

lowest funding first

Before you open

2 ok · 4 to watch
  • Watch: Thin at this size166.5 / 57.5 bp
    At $10k entering Lighter costs 166.5 bp, fee and slippage, 2.9× MEXC’s.
  • Note: Margin at max leverage$1,000 + $500
    Lighter 10x, MEXC 20x. Keep about 2× this so a sharp move doesn’t liquidate one leg.
  • Watch: Payment intervals differ1h / 8h
    Payments land at different times. Close right after the slower leg pays.
    Next 24h at the current rates, on $10k a leg: −$0.96Long Lighter: 24 payments, −$0.96; short MEXC: 3 payments, $0.00.
  • OK: Entry gap works for you+1.240% vs +1.100%
    You short the dearer leg. If the gap goes back to average, the short gains.
  • Watch: Long leg is thinner$49K vs $331K OI
    Lighter sets your exit cost. Check its book before closing.
  • OK: Points on a legLighter Season 3
    Volume here counts toward the points program.
  • Watch: KYCLighter No · MEXC Yes
    KYC before trading since Feb 2026; unverified accounts see market data only.

Profit calculator

both legs, in and out
Position, each leg
Hold for
Orders
Price spread
Funding rate
Funding earned−0.0113%/8h × 21 periods−$23.73
Price spread+1.240% → +1.100% (7d avg)+$13.98
Slippage, 4 orderslive order books−$597.44
Fee Lighter bp × 2 orders$0.00
Fee MEXC bp × 2 orders−$4.00
Net · 7 days · $10k−$611.19
Costs to cover6.014%Break-evennever at this rate
Slippage: Lighter: live order book, 57 min ago; MEXC: live order book, 21 min ago

Cost to enter

taker + slippage from mid, one side
BUY · LONGLighter19.31166.5 bp−$167doesn’t fitdoesn’t fitdoesn’t fit
SELL · SHORTMEXC17.8657.5 bp−$5897.6 bp−$976206.1 bp−$20.6Kdoesn’t fit

Closing costs about the same again.

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