Funding arb · Price arb /

CASHCAT

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Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 08:00 UTC−0.0428%/8h= −46.9% APRpaid last 24h −0.085%

Price spread now: KuCoin against Polymarket Perps−0.185%7-day average −0.066% · you buy dearer than you sell

Net, funding: paid 7d − costs−$233as in the Funding arb table

Net, price: spread back to 7d avg − costs−$193as in the Price arb table

costs, in and out, $10k−$1811.808% of the position

Long on Polymarket Perps Short on KuCoin

What this pair did over the last

the charts below follow

Funding, last 7 days−0.522%−$52 on $10k

Price spread, last 7 days+0.292%+$29 · spread now −0.185%, 7d avg −0.066%

Together, before fees−0.230%−$23 on $10k · with fees, hour by hour

Both sides work against this trade now: funding costs −$13 a day on $10k at the current rate, and KuCoin is 0.119% cheaper against Polymarket Perps than usual: you would sell low and buy high (−$12 if the spread goes back to its 7-day average of −0.066%). Swap the legs.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Polymarket Perps CASHCAT-USD	0.1674	0.0528	pay 0.0066% / 1h	15m 05s	$66K	$1.4M	3x
Short	KuCoin CASHCATUSDTM	0.1671	0.0100	get 0.0050% / 4h	15m 05s	$610K	$2.4M	10x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

KuCoin against Polymarket Perps. Falling: the short leg gains. Rising: it loses.

latest

Price spreadloading…

Funding on every exchange

click an exchange to add or hide it

latest

How often the price spread is this wide · share of time at each level, last 7D show

Profit calculator

Position, each leg$Hold fordaysFee Polymarket PerpsbpFee KuCoinbpOrdersPrice spread, now −0.185%Rate

Funding earned: −$89.91
Price spread: −0.185% → −0.066%: −$11.95
Slippage, 4 orders: −$160.82
Fee Polymarket Perps: 4 bp × 2 orders: −$8
Fee KuCoin: 6 bp × 2 orders: −$12
Net: −$282.68
Costs to cover: 1.808%
Break-even: never at this rate

Slippage from Polymarket Perps: live order book, 3 min ago; KuCoin: live order book, 2 min ago.

Cost to enter

taker fee + slippage from the mid, one side; closing costs about the same again

Leg	Half-spread	$10k	$100k	$1M	$5M
Buy Polymarket Perps live order book, 3 min ago	3.89 bp	18.0 bp −$18	18.6 bp −$186	doesn't fit	doesn't fit
Sell KuCoin live order book, 2 min ago	7.45 bp	80.4 bp −$80	doesn't fit	doesn't fit	doesn't fit

CASHCAT on 22 venues

lowest funding first. Swap a leg: a good short leg pays more funding and is priced higher.

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Lighter CASHCAT	+0.0096%	1h	0.1671	−0.167%	$1.1M	$1.8M	3x	as long as short
Lighter RH CASHCAT	+0.0096%	1h	0.1674	−0.036%	$348K	$974K	3x	as long as short
Hyperliquid CASHCAT	+0.0100%	1h	0.1676	+0.096%	$46.1M	$20.5M	3x	as long as short
Bybit CASHCATUSDT	+0.0100%	4h	0.1680	+0.370%	$12.5M	$19.2M	10x	as long as short
Arcus CASHCAT-USD	+0.0100%	1h	0.1672	−0.125%	$103K	$316K	5x	as long as short
Gate CASHCAT_USDT	+0.0100%	4h	0.1673	−0.090%	$1.5M	$2.0M	20x	as long as short
MEXC CASHCAT_USDT	+0.0100%	4h	0.1675	+0.066%	$8.4M	$539K	20x	as long as short
KuCoin CASHCATUSDTMshort	+0.0100%	4h	0.1671	−0.185%	$610K	$2.4M	10x
Variational Omni CASHCAT	+0.0100%	4h	0.1680	+0.337%	$1.1M	$1.8M	—	as long as short
ApeX Omni CASHCATUSDT	+0.0100%	1h	0.1664	−0.585%	$75K	$60K	50x	as long as short

Show all 22 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
SunX CASHCAT-USDT	+0.0100%	1h	0.1677	+0.192%	—	$2.4M	10x	as long as short
HTX CASHCAT-USDT	+0.0100%	1h	0.1677	+0.159%	$22K	$262K	10x	as long as short
SoDEX CASHCAT-USD	+0.0143%	1h	0.1673	−0.072%	$502	$1K	3x	as long as short
Extended CASHCAT-USD	+0.0480%	1h	0.1674	−0.010%	$241K	$887K	5x	as long as short
Polymarket Perps CASHCAT-USDlong	+0.0528%	1h	0.1674	long leg	$66K	$1.4M	3x
edgeX CASHCATUSDC	+0.0600%	4h	0.1676	+0.097%	$51K	$169K	5x	as long as short
BingX CASHCAT-USDT	+0.0646%	4h	0.1674	−0.012%	—	$1.1M	—	as long as short
OKX CASHCAT-USDT-SWAP	+0.0675%	4h	0.1678	+0.227%	$1.4M	$12.8M	20x	as long as short
BloFin CASHCAT-USDT	+0.0924%	4h	0.1675	+0.048%	$53K	$582K	20x	as long as short
Nado CASHCAT-PERP	+0.1366%	1h	0.1671	−0.191%	$247K	$207K	5x	as long as short
Aster CASHCATUSDT	+0.2989%	1h	0.1677	+0.143%	$561K	$1.1M	10x	as long as short
Injective CASHCAT/USDC PERP	+0.5000%	1h	0.1749	+4.468%	$9K	$18K	5.5x	as long as short