data as of
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Price arb /

ETH

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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.

Spread before costs (cost unknown: a leg has no order-book sample)+0.234%
7d average−0.049%if it closes, per $10,000$23funding while held, a day−$0.01
Long on Polymarket PerpsShort on Katana Perps
LegExchangePriceFunding /8hEach paymentNext inOIVol 24hMax lev
LongPolymarket Perps ETH-USD2,740.80.0100pay 0.0013% / 1h51m 38s$10.7M$5.2M50x
ShortKatana Perps ETH-USD2,747.20.0100get 0.0100% / 8h51m 38s$486K$1.9M50x

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
$23.35
Funding while held
−$0.01
Slippage, 4 orders
no order book: not counted
Fee Polymarket Perps: 4 bp × 2 orders
−$8
Fee Katana Perps: 1.9 bp × 2 orders
−$3.8
Net
$11.54
Spread needed to break even
0.118%
Slippage unknown: Polymarket Perps: live order book, 4 min ago; Katana Perps: no order-book sample. Net counts fees only.

Cost of waiting

funding view
Funding /8h
0.0000%
Per $10,000 a day
−$0.01
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 ago0.91 bp5.1 bp −$55.9 bp −$598.9 bp −$894doesn't fit
Sell Katana Perps no order-book sample—————
Katana Perps: 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.

ETH price on every exchange

against the cheapest. Click to use as the short leg.
Aevo2,737.8cheapestHibachi2,737.8+0.002%edgeX2,738+0.009%StandX2,738.4+0.022%BloFin2,738.7+0.035%Kalshi2,738.9+0.041%ApeX Omni2,739+0.044%Perpl2,739.1+0.047%SunX2,739.2+0.051%Bulk2,739.4+0.059%Variational Omni2,739.5+0.062%Nado2,739.5+0.064%Reya2,739.6+0.068%Jupiter Perps2,739.7+0.072%Bullet2,739.9+0.078%HTX2,740+0.081%Vest2,740.1+0.084%SoDEX2,740.4+0.095%Aftermath Perps2,740.5+0.100%Phoenix2,740.7+0.106%Bluefin2,740.8+0.108%GMX2,740.8+0.109%
Polymarket Perps2,740.8+0.110%
gTrade (Gains Network)2,740.9+0.112%Phemex2,741.2+0.124%Kraken Futures2,742.1+0.157%Deribit2,742.2+0.163%Coinbase International2,742.5+0.172%Backpack2,742.5+0.173%Derive2,742.6+0.175%Orderly2,742.9+0.185%Aster2,744.8+0.256%Hotstuff2,745.7+0.289%KuCoin2,746+0.299%Binance2,746.2+0.307%MEXC2,746.2+0.308%dYdX2,746.8+0.330%Pacifica2,747.2+0.343%
Katana Perps2,747.2+0.344%
Injective2,747.3+0.347%Gate2,747.4+0.349%Lighter2,747.4+0.351%Extended2,747.4+0.353%Hyperliquid2,747.6+0.358%Bybit2,747.7+0.363%BingX2,747.7+0.363%Bitget2,747.9+0.368%Lighter RH2,747.9+0.370%OKX2,748+0.373%Ondo Perps2,748.1+0.377%01 Exchange2,748.1+0.377%Arcus2,748.2+0.381%RISEx2,748.4+0.386%Paradex2,751.8+0.513%

ETH on 54 venues

cheapest first. Swap a leg.
Exchangevs long legFunding /8hEveryOIVol 24hMax lev
Aevo ETH-PERP−0.110%+0.0096%1h$5.0M$754K20xas long as short
Hibachi ETH/USDT-P−0.108%+0.0208%1h$288K$1.3M20xas long as short
edgeX ETHUSDC−0.101%+0.0100%4h$175.0M$731.2M100xas long as short
StandX ETH-USD−0.088%+0.0100%1h$21.0M$52.0M40xas long as short
BloFin ETH-USDT−0.075%+0.0220%8h$295.1M$173.4M150xas long as short
Kalshi KXETHPERP−0.069%0.0000%8h$5.8M$520.8M4.9xas long as short
ApeX Omni ETHUSDT−0.066%−0.0154%1h$7.7M$28.2M100xas long as short
Perpl ETH−0.063%0.0000%43m$239K$5.6M8.3xas long as short
SunX ETH-USDT−0.059%+0.0100%8h$944K$14.5M100xas long as short
Bulk ETH-USD−0.051%+0.0100%1h$152.2M$277.4M25xas long as short
Show all 54 venues
Exchangevs long legFunding /8hEveryOIVol 24hMax lev
Variational Omni ETH−0.049%+0.0100%8h$154.5M$303.4M—as long as short
Nado ETH-PERP−0.046%+0.0100%1h$17.8M$113.9M50xas long as short
Reya ETHRUSDPERP−0.042%+0.0153%1h$7.3M$959K25xas long as short
Jupiter Perps ETH-PERP−0.038%L +0.0104% / S +0.0048%1h—$45.8M500xas long as short
Bullet ETH-USD−0.032%−0.0001%1h$184K$1.9M20xas long as short
HTX ETH-USDT−0.029%+0.0100%8h$1.08B$1.19B200xas long as short
Vest ETH-PERP−0.026%+0.0100%1h—$1.2M50xas long as short
SoDEX ETH-USD−0.015%+0.0030%1h$55.3M$161.6M40xas long as short
Aftermath Perps ETHUSD−0.010%+0.0248%1h$29K$27K20xas long as short
Phoenix ETH−0.004%+0.0050%1h$1.4M$2.4M25xas long as short
Bluefin ETH-PERP−0.002%+0.0100%1h$20K$24K25xas long as short
GMX ETH/USD [ETH-USDC]−0.001%L +0.0018% / S +0.0014%1h$11.8M—200xas long as short
Polymarket Perps ETH-USDlong0.000%+0.0100%1h$10.7M$5.2M50x
gTrade (Gains Network) ETH/USD+0.002%L +0.0006% / S −0.0006%1h$22.2M—200xas long as short
Phemex ETHUSDT+0.014%+0.0041%8h$264.9M$66.7M150xas long as short
Kraken Futures PF_ETHUSD+0.047%+0.0350%1h$84.4M$316.9M100xas long as short
Deribit ETH-PERPETUAL+0.053%+0.0082%1h$260.6M$212.7M50xas long as short
Coinbase International ETH-PERP-INTX+0.062%+0.0088%1h$60.4M$4.79B50xas long as short
Backpack ETH_USDC_PERP+0.063%+0.0100%1h$15.0M$39.3M50xas long as short
Derive ETH-PERP+0.064%+0.0485%1h$43.0M$26.3M15xas long as short
Orderly PERP_ETH_USDC+0.075%+0.0213%8h$32.2M$11.0M100xas long as short
Aster ETHUSDT+0.146%+0.0100%8h$269.4M$839.9M200xas long as short
Hotstuff ETH-PERP+0.179%−0.0080%1h$5K$2K50xas long as short
KuCoin ETHUSDTM+0.188%+0.0100%8h$392.9M$674.8M100xas long as short
Binance ETHUSDT+0.196%+0.0100%8h$6.56B$15.17B150xas long as short
MEXC ETH_USDT+0.198%+0.0100%8h$1.54B$2.41B500xas long as short
dYdX ETH-USD+0.220%+0.0136%1h$20.2M$28.4M50xas long as short
Pacifica ETH+0.232%+0.0100%1h$31.1M$201.3M50xas long as short
Katana Perps ETH-USDshort+0.234%+0.0100%8h$486K$1.9M50x
Injective ETH/USDC PERP+0.237%+0.0067%1h$118K$22.5M52xas long as short
Gate ETH_USDT+0.239%−0.0036%8h$3.74B$8.46B200xas long as short
Lighter ETH+0.241%+0.0096%1h$119.3M$486.1M50xas long as short
Extended ETH-USD+0.242%+0.0104%1h$32.7M$74.8M50xas long as short
Hyperliquid ETH+0.248%+0.0142%1h$3.20B$2.12B25xas long as short
Bybit ETHUSDT+0.252%+0.0100%8h$2.49B$4.38B150xas long as short
BingX ETH-USDC+0.253%+0.0100%8h—$16.0M—as long as short
Bitget ETHUSDT+0.258%+0.0075%8h$2.14B$3.06B150xas long as short
Lighter RH ETH+0.259%+0.0096%1h$25.5M$115.7M50xas long as short
OKX ETH-USDT-SWAP+0.263%+0.0017%8h$1.73B$10.99B100xas long as short
Ondo Perps ETH-USD.P+0.266%+0.0100%1h$3.1M$13.5M25xas long as short
01 Exchange ETHUSD+0.266%+0.0040%1h$183K$1.1M50xas long as short
Arcus ETH-USD+0.271%+0.0100%1h$2.5M$15.1M25xas long as short
RISEx ETH/USDC+0.276%+0.0171%1h$5.9M$13.5M25xas long as short
Paradex ETH-USD-PERP+0.402%+0.0100%8h$14.5M$11.3M50xas long as short