Funding arb · Price arb /

COST

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Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 04:00 UTC−0.0040%/8h= −4.4% APRpaid last 24h —

Price spread now: SunX against Extended−0.006%7-day average — · you buy dearer than you sell

to open and closeno order booka leg has no order-book sample

Long on Extended Short on SunX

What this pair did over the last

the charts below follow

Funding, last 5 days (all we have)—no history yet

Price spread, last 7 days—no price history on both exchanges yet

Together, before fees—+ Points / potential airdropExtended: Active · farm boardneeds both histories

The price spread sits at zero (this spread has no 7-day history yet), so right now this pair is about funding alone: −$1 a day on $10k at the current rate.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Extended COST-USD	898.25	0.0040	pay 0.0005% / 1h	17m 40s	—	—	10x
Short	SunX COST-USDT	898.20	0	get 0.0000% / 8h	4h 17m	$2K	$2.9M	10x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

SunX against Extended. 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 ExtendedbpFee SunXbpOrdersPrice spread, now −0.006%Rate

Funding earned: −$8.4
Price spread: −0.006% → 0.000%: −$0.56
Slippage, 4 orders: no order book: not counted
Fee Extended: 2.5 bp × 2 orders: −$5
Fee SunX: 4 bp × 2 orders: −$8
Net: −$21.96
Costs to cover: 0.130%
Break-even: never at this rate

Slippage unknown: Extended: no order-book sample; SunX: live order book, 10 min ago. Net counts fees only.

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 Extended no order-book sample	—	—	—	—	—
Sell SunX live order book, 10 min ago	500.78 bp	doesn't fit	doesn't fit	doesn't fit	doesn't fit

Extended: no order-book sample. Either the market is below $100k of open interest and volume (not sampled), or the venue executes at an oracle price and its slippage is not modeled here: see the venue's docs.

COST on 15 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
Aster COSTUSDT	0.0000%	8h	898.97	+0.080%	$45K	$178	20x	as long as short
Binance COSTUSDT	0.0000%	8h	899.19	+0.105%	$1.1M	$933K	20x	as long as short
Bybit COSTUSDT	0.0000%	8h	898.94	+0.077%	$490K	$219K	25x	as long as short
Gate COST_USDT	0.0000%	8h	899.08	+0.092%	$520K	$7K	25x	as long as short
Bitget COSTUSDT	0.0000%	8h	899.22	+0.108%	$403K	$77K	25x	as long as short
Variational Omni COST	0.0000%	8h	898.96	+0.079%	$41K	$17K	—	as long as short
SunX COST-USDTshort	0.0000%	8h	898.20	−0.006%	$2K	$2.9M	10x
HTX COST-USDT	0.0000%	8h	900.25	+0.223%	$10K	$42K	10x	as long as short
QFEX COST-USD	+0.0004%	1h	898.89	+0.071%	$1.1M	$2.6M	10x	as long as short
OKX COST-USDT-SWAP	+0.0017%	8h	899.67	+0.158%	$443K	$112K	10x	as long as short

Show all 15 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Injective COST/USDC PERP	+0.0033%	1h	891.98	−0.698%	$2K	$28K	12x	as long as short
Extended COST-USDlong	+0.0040%	1h	898.25	long leg	—	—	10x
Vest COST-USD-PERP	+0.0046%	1h	898.71	+0.051%	—	—	25x	as long as short
tradeXYZ xyz:COST	+0.0050%	1h	898.71	+0.051%	$1.8M	$518K	20x	as long as short
KuCoin COSTUSDTM	+0.0100%	8h	898.40	+0.017%	$48K	$881K	20x	as long as short