Funding arb · Price arb /

CASHCAT

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Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 07:00 UTC+0.0284%/8h= +31.1% APRpaid last 24h −0.039%

Price spread now: OKX against Polymarket Perps−0.147%7-day average −0.024% · you buy dearer than you sell

Net, funding: paid 7d − costs−$128as in the Funding arb table

Net, price: spread back to 7d avg − costs−$95as in the Price arb table

costs, in and out, $10k−$830.830% of the position

Long on Polymarket Perps Short on OKX

What this pair did over the last

the charts below follow

Funding, last 7 days−0.447%−$45 on $10k

Price spread, last 7 days+0.165%+$16 · spread now −0.147%, 7d avg −0.024%

Together, before fees−0.282%−$28 on $10k · with fees, hour by hour

Funding pays, the price is against you. OKX is 0.123% cheaper against Polymarket Perps than usual: you would sell low and buy high (spread −0.147% now, against its 7-day average of −0.024%). If the spread goes back, that is −$12 on $10k: about 35 hours of funding at the current rate (+$9 a day). Mind the row above: over the last 7 days funding on this pair cost −0.447%, so the current rate has only just turned in your favour.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Polymarket Perps CASHCAT-USD	0.1637	0.0777	pay 0.0097% / 1h	39m 49s	$64K	$1.3M	3x
Short	OKX CASHCAT-USDT-SWAP	0.1635	0.1061	get 0.0531% / 4h	1h 39m	$1.5M	$12.2M	20x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

OKX 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 OKXbpOrdersPrice spread, now −0.147%Rate

Funding earned: $59.73
Price spread: −0.147% → −0.024%: −$12.27
Slippage, 4 orders: −$65.05
Fee Polymarket Perps: 4 bp × 2 orders: −$8
Fee OKX: 5 bp × 2 orders: −$10
Net: −$35.59
Costs to cover: 0.830%
Break-even: 11.2 days

Slippage from Polymarket Perps: live order book, 3 min ago; OKX: live order book, 3 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	3.36 bp	10.2 bp −$10	18.6 bp −$186	doesn't fit	doesn't fit
Sell OKX live order book, 3 min ago	6.12 bp	28.8 bp −$29	72.6 bp −$726	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	−0.0552%	1h	0.1632	−0.305%	$1.1M	$1.8M	3x	as long as short
Hyperliquid CASHCAT	+0.0100%	1h	0.1635	−0.153%	$44.7M	$20.3M	3x	as long as short
Gate CASHCAT_USDT	+0.0100%	4h	0.1635	−0.165%	$1.5M	$2.0M	20x	as long as short
KuCoin CASHCATUSDTM	+0.0100%	4h	0.1636	−0.110%	$574K	$2.4M	10x	as long as short
Variational Omni CASHCAT	+0.0100%	4h	0.1639	+0.071%	$1.1M	$1.8M	—	as long as short
ApeX Omni CASHCATUSDT	+0.0100%	1h	0.1630	−0.434%	$74K	$59K	50x	as long as short
SunX CASHCAT-USDT	+0.0100%	1h	0.1637	−0.027%	—	$2.4M	10x	as long as short
SoDEX CASHCAT-USD	+0.0100%	1h	0.1635	−0.159%	$490	$1K	3x	as long as short
HTX CASHCAT-USDT	+0.0100%	1h	0.1639	+0.118%	$19K	$294K	10x	as long as short
Lighter RH CASHCAT	+0.0104%	1h	0.1635	−0.128%	$339K	$955K	3x	as long as short

Show all 22 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Nado CASHCAT-PERP	+0.0347%	1h	0.1635	−0.119%	$206K	$194K	5x	as long as short
Bybit CASHCATUSDT	+0.0442%	4h	0.1636	−0.061%	$12.3M	$19.2M	10x	as long as short
MEXC CASHCAT_USDT	+0.0462%	4h	0.1636	−0.110%	$8.2M	$527K	20x	as long as short
Extended CASHCAT-USD	+0.0480%	1h	0.1635	−0.160%	$106K	$756K	5x	as long as short
Polymarket Perps CASHCAT-USDlong	+0.0777%	1h	0.1637	long leg	$64K	$1.3M	3x
edgeX CASHCATUSDC	+0.0802%	4h	0.1631	−0.402%	$49K	$169K	5x	as long as short
Arcus CASHCAT-USD	+0.0990%	1h	0.1642	+0.296%	$102K	$280K	5x	as long as short
BingX CASHCAT-USDT	+0.1036%	4h	0.1634	−0.208%	—	$1.1M	—	as long as short
OKX CASHCAT-USDT-SWAPshort	+0.1061%	4h	0.1635	−0.147%	$1.5M	$12.2M	20x
BloFin CASHCAT-USDT	+0.1398%	4h	0.1646	+0.525%	$53K	$565K	20x	as long as short
Aster CASHCATUSDT	+0.1819%	1h	0.1636	−0.061%	$549K	$1.1M	10x	as long as short
Injective CASHCAT/USDC PERP	+0.5000%	1h	0.1659	+1.319%	$8K	$19K	5.5x	as long as short