Funding arb · Price arb /

CASHCAT

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Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 03:00 UTC0.0000%/8h= 0.0% APRnext payment +$0.00 per $10,000 · paid last 24h −0.108%

Price spread now: Polymarket Perps against Arcus+0.109%7-day average +0.043% · you sell dearer than you buy

Net, funding: paid 7d − costs—under 7 days of funding history

Net, price: spread back to 7d avg − costs−$211as in the Price arb table

costs, in and out, $10k−$2172.173% of the position

Long on Arcus Short on Polymarket Perps

What this pair did over the last

the charts below follow

Funding, last 4 days (all we have)−0.115%−$11 on $10k

Price spread, last 4 days (all we have)+3.731%+$373 · spread now +0.109%, 7d avg +0.043%

Together, before fees+3.617%+$362 on $10k · with fees, hour by hour

Funding between these two exchanges is close to zero, so right now this pair is about the price spread alone: Polymarket Perps is 0.065% dearer against Arcus than usual: you sell high and buy low, +$7 on $10k if it goes back to its 7-day average of +0.043%.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Arcus CASHCAT-USD	0.1636	0.0100	pay 0.0013% / 1h	36m 04s	$113K	$218K	5x
Short	Polymarket Perps CASHCAT-USD	0.1638	0.0100	get 0.0013% / 1h	36m 04s	$66K	$1.2M	3x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

Polymarket Perps against Arcus. 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 ArcusbpFee Polymarket PerpsbpOrdersPrice spread, now +0.109%Rate

Funding earned: $0
Price spread: +0.109% → +0.043%: $6.55
Slippage, 4 orders: −$204.76
Fee Arcus: 2.25 bp × 2 orders: −$4.5
Fee Polymarket Perps: 4 bp × 2 orders: −$8
Net: −$210.72
Costs to cover: 2.173%
Break-even: never at this rate

Slippage from Arcus: live order book, 27 min ago; Polymarket Perps: 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 Arcus live order book, 27 min ago	19.00 bp	151.6 bp −$152	doesn't fit	doesn't fit	doesn't fit
Sell Polymarket Perps live order book, 2 min ago	2.14 bp	19.0 bp −$19	20.6 bp −$206	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
Nado CASHCAT-PERP	+0.0100%	1h	0.1636	−0.023%	$245K	$185K	5x	as long as short
Hyperliquid CASHCAT	+0.0100%	1h	0.1640	+0.219%	$44.7M	$19.2M	3x	as long as short
Arcus CASHCAT-USDlong	+0.0100%	1h	0.1636	long leg	$113K	$218K	5x
Gate CASHCAT_USDT	+0.0100%	4h	0.1638	+0.103%	$1.4M	$1.9M	20x	as long as short
KuCoin CASHCATUSDTM	+0.0100%	4h	0.1639	+0.170%	$556K	$2.4M	10x	as long as short
Variational Omni CASHCAT	+0.0100%	4h	0.1642	+0.370%	$1.2M	$1.5M	—	as long as short
ApeX Omni CASHCATUSDT	+0.0100%	1h	0.1634	−0.130%	$74K	$63K	50x	as long as short
Polymarket Perps CASHCAT-USDshort	+0.0100%	1h	0.1638	+0.109%	$66K	$1.2M	3x
SunX CASHCAT-USDT	+0.0100%	1h	0.1638	+0.092%	—	$2.4M	10x	as long as short
SoDEX CASHCAT-USD	+0.0100%	1h	0.1638	+0.133%	$492	$1K	3x	as long as short

Show all 22 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
HTX CASHCAT-USDT	+0.0100%	1h	0.1637	+0.036%	$18K	$347K	10x	as long as short
Extended CASHCAT-USD	+0.0104%	1h	0.1640	+0.220%	$100K	$492K	5x	as long as short
Lighter RH CASHCAT	+0.0424%	1h	0.1640	+0.219%	$319K	$823K	3x	as long as short
OKX CASHCAT-USDT-SWAP	+0.0490%	4h	0.1641	+0.286%	$1.3M	$10.5M	20x	as long as short
Lighter CASHCAT	+0.0504%	1h	0.1641	+0.255%	$1.2M	$1.7M	3x	as long as short
Aster CASHCATUSDT	+0.0608%	1h	0.1638	+0.109%	$548K	$1.0M	10x	as long as short
Bybit CASHCATUSDT	+0.0682%	4h	0.1641	+0.317%	$12.2M	$17.9M	10x	as long as short
MEXC CASHCAT_USDT	+0.0694%	4h	0.1641	+0.255%	$8.1M	$496K	20x	as long as short
BloFin CASHCAT-USDT	+0.0730%	4h	0.1639	+0.164%	$52K	$468K	20x	as long as short
BingX CASHCAT-USDT	+0.0748%	4h	0.1642	+0.347%	—	$1.0M	—	as long as short
edgeX CASHCATUSDC	+0.1422%	4h	0.1631	−0.309%	$49K	$170K	5x	as long as short
Injective CASHCAT/USDC PERP	+0.5000%	1h	0.1650	+0.836%	$8K	$18K	5.5x	as long as short