data as of
Settings8H · net · $10k
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Price arb /

BTC

all BTC markets
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Checked every minute; it has to hold two checks in a row. Delivery to Telegram comes later, so for now alerts appear on the alerts page.

After costs, if the gap returns to its 7d average, $10k−$33
spread now−0.020%7d average+0.020%fees + slippage, in and out−$29spread needed0.287%
Long on Polymarket PerpsShort on Aftermath Perps
LegExchangePriceFunding /8hEach paymentNext inOIVol 24hMax lev
LongPolymarket Perps BTC-USD85,9210.0100pay 0.0013% / 1h56m 34s$10.9M$11.4M50x
ShortAftermath Perps BTCUSD85,903.7−0.0083pay 0.0010% / 1h56m 34s$87K$149K20x

Price spread history

latest
Range statsloading…

How often the spread is this wide

share of time at each level, last 7D

Backtest

opened in the past, held until now, after costs
Backtest 7 daysBacktest 30 daysBacktest 90 daysopens the backtester with this pair and $10,000 a leg

Profit calculator

Spread captured
−$2.02
Funding while held
−$5.49
Slippage, 4 orders
−$11.7
Fee Polymarket Perps: 4 bp × 2 orders
−$8
Fee Aftermath Perps: 4.5 bp × 2 orders
−$9
Net
−$36.2
Spread needed to break even
0.287%
Slippage from Polymarket Perps: live order book, 4 min ago; Aftermath Perps: live order book, 44 min ago.

Cost of waiting

funding view
Funding /8h
−0.0183%
Per $10,000 a day
−$5.49
Average in range /8h
—

Cost to enter

taker fee + slippage from the mid, one side; closing costs about the same again
LegHalf-spread$10k$100k$1M$5M
Buy Polymarket Perps live order book, 4 min ago0.06 bp4.9 bp −$55.9 bp −$598.2 bp −$822doesn't fit
Sell Aftermath Perps live order book, 44 min ago1.08 bp9.1 bp −$912.6 bp −$126doesn't fitdoesn't fit

BTC price on every exchange

against the cheapest. Click to use as the short leg.
edgeX85,775.3cheapestApeX Omni85,779.4+0.005%Phoenix85,815+0.046%Variational Omni85,834.9+0.070%Injective85,839+0.074%Reya85,881.9+0.124%BloFin85,889.9+0.134%Orderly85,892.8+0.137%Aevo85,895.9+0.141%StandX85,896.2+0.141%Derive85,903.5+0.149%
Aftermath Perps85,903.7+0.150%
SunX85,908.1+0.155%Backpack85,908.9+0.156%Hotstuff85,910+0.157%SoDEX85,910+0.157%Popdex85,912+0.159%Bullet85,912+0.159%HTX85,913.4+0.161%Phemex85,914.1+0.162%GMX85,917.1+0.165%Bluefin85,920.7+0.170%
Polymarket Perps85,921+0.170%
gTrade (Gains Network)85,922+0.171%Extended85,922.8+0.172%KuCoin85,924.2+0.174%Nado85,925.1+0.175%Hibachi85,926.5+0.176%Perpl85,926.8+0.177%Katana Perps85,928+0.178%01 Exchange85,938+0.190%Jupiter Perps85,940+0.192%Gate85,941+0.193%Bitget85,944+0.197%BingX85,944+0.197%Bybit85,946.4+0.199%OKX85,946.4+0.199%Bulk85,950.5+0.204%Kraken Futures85,951.3+0.205%Ondo Perps85,955+0.209%MEXC85,956.4+0.211%Paradex85,959+0.214%Aster85,959.3+0.215%Binance85,959.9+0.215%Lighter RH85,960.2+0.216%Kalshi85,961+0.216%dYdX85,963.3+0.219%Lighter85,963.6+0.220%Arcus85,968.4+0.225%Coinbase International85,972+0.229%Vest85,973.9+0.232%RISEx85,974.3+0.232%Pacifica85,976.7+0.235%Deribit86,001.2+0.263%Hyperliquid86,047+0.317%

BTC on 55 venues

cheapest first. Swap a leg.
Exchangevs long legFunding /8hEveryOIVol 24hMax lev
edgeX BTCUSDC−0.170%−0.0106%4h$278.0M$848.6M100xas long as short
ApeX Omni BTCUSDT−0.165%+0.0020%1h$139.4M$317.7M100xas long as short
Phoenix BTC−0.123%+0.0015%1h$1.6M$10.8M40xas long as short
Variational Omni BTC−0.100%+0.0100%8h$173.9M$497.6M—as long as short
Injective BTC/USDC PERP−0.095%+0.0108%1h$304K$27.0M52xas long as short
Reya BTCRUSDPERP−0.045%−0.0025%1h$6.7M$137.5M40xas long as short
BloFin BTC-USDT−0.036%+0.0261%8h$425.6M$517.5M150xas long as short
Orderly PERP_BTC_USDC−0.033%+0.0100%8h$2.4M$7.0M100xas long as short
Aevo BTC-PERP−0.029%+0.0080%1h$2.4M$1.6M20xas long as short
StandX BTC-USD−0.029%+0.0100%1h$30.7M$240.7M40xas long as short
Show all 55 venues
Exchangevs long legFunding /8hEveryOIVol 24hMax lev
Derive BTC-PERP−0.020%+0.0100%1h$30.2M$58.4M15xas long as short
Aftermath Perps BTCUSDshort−0.020%−0.0083%1h$87K$149K20x
SunX BTC-USDT−0.015%+0.0100%8h$3.3M$5.6M100xas long as short
Backpack BTC_USDC_PERP−0.014%+0.0100%1h$39.2M$102.8M75xas long as short
Hotstuff BTC-PERP−0.013%−0.0080%1h$9K$3K50xas long as short
SoDEX BTC-USD−0.013%+0.0069%1h$61.2M$259.1M40xas long as short
Popdex BTCUSDT−0.010%+0.0096%1h$8.5M$43.7M100xas long as short
Bullet BTC-USD−0.010%+0.0100%1h$244K$3.3M20xas long as short
HTX BTC-USDT−0.009%+0.0052%8h$2.30B$813.4M200xas long as short
Phemex BTCUSDT−0.008%−0.0022%8h$157.5M$390.2M150xas long as short
GMX BTC/USD [WBTC.b-USDC]−0.005%L +0.0198% / S −0.0178%1h$12.5M—200xas long as short
Bluefin BTC-PERP0.000%+0.0100%1h$144K$403K40xas long as short
Polymarket Perps BTC-USDlong0.000%+0.0100%1h$10.9M$11.4M50x
gTrade (Gains Network) BTC/USD+0.001%L +0.0005% / S −0.0004%1h$36.8M—200xas long as short
Extended BTC-USD+0.002%+0.0104%1h$48.2M$206.6M50xas long as short
KuCoin XBTUSDTM+0.004%+0.0052%8h$792.5M$608.8M125xas long as short
Nado BTC-PERP+0.005%+0.0090%1h$23.5M$230.0M50xas long as short
Hibachi BTC/USDT-P+0.006%+0.0096%1h$626K$7.3M30xas long as short
Perpl BTC+0.007%−0.0223%43m$464K$30.4M6.7xas long as short
Katana Perps BTC-USD+0.008%+0.0100%8h$191K$5.3M50xas long as short
01 Exchange BTCUSD+0.020%−0.0120%1h$279K$2.4M50xas long as short
Jupiter Perps WBTC-PERP+0.022%L +0.0104% / S +0.0048%1h—$86.9M500xas long as short
Gate BTC_USDT+0.023%−0.0007%8h$6.13B$9.02B200xas long as short
Bitget BTCUSDT+0.027%−0.0007%8h$2.95B$4.54B150xas long as short
BingX BTC-USDT+0.027%−0.0008%8h—$1.36B—as long as short
Bybit BTCUSDT+0.030%+0.0100%8h$5.15B$8.30B150xas long as short
OKX BTC-USDT-SWAP+0.030%+0.0035%8h$2.61B$11.27B100xas long as short
Bulk BTC-USD+0.034%+0.0100%1h$541.8M$78.7M40xas long as short
Kraken Futures PF_XBTUSD+0.035%+0.0071%1h$184.4M$797.0M100xas long as short
Ondo Perps BTC-USD.P+0.040%+0.0100%1h$3.9M$16.1M25xas long as short
MEXC BTC_USDT+0.041%+0.0079%8h$5.02B$4.89B500xas long as short
Paradex BTC-USD-PERP+0.044%+0.0079%8h$4.4M$6.5M50xas long as short
Aster BTCUSDT+0.045%+0.0044%8h$488.9M$1.10B200xas long as short
Binance BTCUSDT+0.045%+0.0079%8h$9.58B$20.97B150xas long as short
Lighter RH BTC+0.046%+0.0096%1h$25.3M$134.6M50xas long as short
Kalshi KXBTCPERP+0.047%0.0000%8h$10.4M$546.6M6.4xas long as short
dYdX BTC-USD+0.049%0.0000%1h$16.7M$16.3M50xas long as short
Lighter BTC+0.050%+0.0096%1h$179.2M$885.4M50xas long as short
Arcus BTC-USD+0.055%+0.0100%1h$5.4M$81.2M40xas long as short
Coinbase International BTC-PERP-INTX+0.059%+0.0104%1h$149.9M$6.26B50xas long as short
Vest BTC-PERP+0.062%+0.0100%1h—$13.3M50xas long as short
RISEx BTC/USDC+0.062%+0.0128%1h$8.7M$38.2M25xas long as short
Pacifica BTC+0.065%+0.0100%1h$36.5M$337.2M50xas long as short
Deribit BTC-PERPETUAL+0.093%+0.0409%1h$875.9M$1.01B50xas long as short
Hyperliquid BTC+0.147%+0.0355%1h$3.91B$4.29B40xas long as short