Funding arb · Price arb /

SPX

all SPX markets

Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 00:00 UTC0.0000%/8h= 0.0% APRnext payment +$0.00 per $10,000 · paid last 24h 0.000%

Price spread now: MEXC against OKX−0.020%7-day average +0.092% · you buy dearer than you sell

Net, funding: paid 7d − costs−$81as in the Funding arb table

Net, price: spread back to 7d avg − costs−$92as in the Price arb table

costs, in and out, $10k−$810.806% of the position

Long on OKX Short on MEXC

What this pair did over the last

the charts below follow

Funding, last 7 days0.000%$0 on $10k

Price spread, last 7 days+0.190%+$19 · spread now −0.020%, 7d avg +0.092%

Together, before fees+0.190%+$19 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: MEXC is 0.112% cheaper against OKX than usual: you would sell low and buy high, −$11 on $10k if it goes back to its 7-day average of +0.092%.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	OKX SPX-USDT-SWAP	0.4964	0.0100	pay 0.0050% / 4h	1h 09m	$970K	$2.7M	20x
Short	MEXC SPX_USDT	0.4963	0.0100	get 0.0050% / 4h	1h 09m	$11.2M	$4.7M	100x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

MEXC against OKX. 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 OKXbpFee MEXCbpOrdersPrice spread, now −0.020%Rate

Funding earned: $0
Price spread: −0.020% → +0.092%: −$11.24
Slippage, 4 orders: −$66.59
Fee OKX: 5 bp × 2 orders: −$10
Fee MEXC: 2 bp × 2 orders: −$4
Net: −$91.83
Costs to cover: 0.806%
Break-even: never at this rate

Slippage from OKX: live order book, 3 min ago; MEXC: live order book, 4 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 OKX live order book, 3 min ago	5.01 bp	27.0 bp −$27	doesn't fit	doesn't fit	doesn't fit
Sell MEXC live order book, 4 min ago	3.01 bp	7.6 bp −$8	30.1 bp −$301	154.1 bp −$15.4K	doesn't fit

SPX on 19 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
Kraken Futures PF_SPXUSD	−0.1264%	1h	0.4961	−0.064%	$231K	$555K	20x	as long as short
Variational Omni SPX	−0.0007%	4h	0.4983	+0.379%	$840K	$1.3M	—	as long as short
Injective SPX/USDC PERP	+0.0033%	1h	0.4979	+0.302%	$9	$4K	5.5x	as long as short
Lighter SPX	+0.0096%	1h	0.4964	0.000%	$114K	$319K	5x	as long as short
Hyperliquid SPX	+0.0100%	1h	0.4964	−0.002%	$9.6M	$7.5M	5x	as long as short
Aster SPXUSDT	+0.0100%	4h	0.4964	−0.002%	$125K	$107K	10x	as long as short
Binance SPXUSDT	+0.0100%	4h	0.4965	+0.018%	$4.9M	$20.6M	75x	as long as short
Bybit SPXUSDT	+0.0100%	4h	0.4960	−0.081%	$11.5M	$15.8M	50x	as long as short
OKX SPX-USDT-SWAPlong	+0.0100%	4h	0.4964	long leg	$970K	$2.7M	20x
Gate SPX_USDT	+0.0100%	4h	0.4958	−0.121%	$1.0M	$494K	50x	as long as short

Show all 19 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
MEXC SPX_USDTshort	+0.0100%	4h	0.4963	−0.020%	$11.2M	$4.7M	100x
KuCoin SPXUSDTM	+0.0100%	4h	0.4964	0.000%	$3.7M	$5.2M	50x	as long as short
Bitget SPXUSDT	+0.0100%	4h	0.4963	−0.020%	$2.6M	$1.4M	50x	as long as short
BingX SPX-USDT	+0.0100%	4h	0.4964	0.000%	—	$6.9M	—	as long as short
ApeX Omni SPXUSDT	+0.0100%	1h	0.4980	+0.322%	$45K	$247K	25x	as long as short
Orderly PERP_SPX_USDC	+0.0100%	4h	0.4970	+0.121%	$20K	$711	10x	as long as short
SunX SPX-USDT	+0.0100%	4h	0.4953	−0.222%	$8K	$1.7M	20x	as long as short
Extended SPX-USD	+0.0104%	1h	0.4961	−0.061%	$34K	$228K	10x	as long as short
BloFin SPX-USDT	+0.0340%	4h	0.4957	−0.141%	$250K	$939K	75x	as long as short