Funding arb · Price arb /

COST

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Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 04:00 UTC+0.0060%/8h= +6.6% APRpaid last 24h —

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

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

Long on Extended Short on KuCoin

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: +$2 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	7m 15s	—	—	10x
Short	KuCoin COSTUSDTM	898.30	0.0100	get 0.0100% / 8h	4h 07m	$48K	$881K	20x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

KuCoin 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 KuCoinbpOrdersPrice spread, now +0.006%Rate

Funding earned: $12.6
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 KuCoin: 6 bp × 2 orders: −$12
Net: −$3.84
Costs to cover: 0.170%
Break-even: 9.1 days

Slippage unknown: Extended: no order-book sample; KuCoin: live order book, 32 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 KuCoin live order book, 32 min ago	16.69 bp	312.8 bp −$313	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	899.32	+0.119%	$45K	$178	20x	as long as short
Binance COSTUSDT	0.0000%	8h	899.10	+0.095%	$1.1M	$935K	20x	as long as short
Bybit COSTUSDT	0.0000%	8h	898.84	+0.066%	$490K	$219K	25x	as long as short
Gate COST_USDT	0.0000%	8h	899.37	+0.125%	$521K	$7K	25x	as long as short
Bitget COSTUSDT	0.0000%	8h	899.14	+0.099%	$403K	$77K	25x	as long as short
Variational Omni COST	0.0000%	8h	899.30	+0.117%	$41K	$17K	—	as long as short
SunX COST-USDT	0.0000%	8h	898.10	−0.017%	$1K	$2.9M	10x	as long as short
HTX COST-USDT	0.0000%	8h	901.36	+0.346%	$10K	$42K	10x	as long as short
QFEX COST-USD	+0.0004%	1h	899.07	+0.091%	$1.1M	$2.6M	10x	as long as short
OKX COST-USDT-SWAP	+0.0029%	8h	899.59	+0.149%	$443K	$113K	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	898.77	+0.058%	—	—	25x	as long as short
tradeXYZ xyz:COST	+0.0050%	1h	898.71	+0.051%	$1.8M	$518K	20x	as long as short
KuCoin COSTUSDTMshort	+0.0100%	8h	898.30	+0.006%	$48K	$881K	20x