Settings8H · net · $10k
Funding arb · Price arb /

BTC

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SwapBacktest
Alert: funding
Alert: spread
Funding you earn now, next payment 07:00 UTC+0.0082%/8h= +9.0% APRpaid last 24h −0.004%
Price spread now: Kalshi against Bulk+0.103%7-day average −0.004% · you sell dearer than you buy
Net, funding: paid 7d − costsunder 7 days of funding history
Net, price: spread back to 7d avg − costs−$7as in the Price arb table
costs, in and out, $10k−$180.179% of the position
What this pair did over the last
the charts below follow
Funding, last 4 days (all we have)−0.048%−$5 on $10k
Price spread, last 7 days−0.083%−$8 · spread now +0.103%, 7d avg −0.004%
Together, before fees−0.131%−$13 on $10k · with fees, hour by hour
Both sides work for this trade now. Funding pays +$2 a day on $10k at the current rate, and Kalshi is 0.107% dearer against Bulk than usual: you sell high and buy low: +$11 more if the spread goes back to its 7-day average of −0.004%.
LegExchangePriceFunding /8hEach paymentNext inOIVol 24hMax lev
LongBulk BTC-USD85,269.90.0100pay 0.0013% / 1h28m 04s$683.1M$415.1M40x
ShortKalshi KXBTCPERP85,3580.0182get 0.0182% / 8h5h 28m$11.8M$740.9M6.4x

Funding history

latest
Range statsloading…

Price spread between the two exchanges

Kalshi against Bulk. 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

Funding earned
$17.3
Price spread: +0.103% → −0.004%
$10.71
Slippage, 4 orders
−$0.85
Fee Bulk: 3.5 bp × 2 orders
−$7
Fee Kalshi: 5 bp × 2 orders
−$10
Net
$10.15
Costs to cover
0.179%
Break-even
2.9 days
Slippage from Bulk: live order book, 1 min ago; Kalshi: live order book, 1 min ago.

Cost to enter

taker fee + slippage from the mid, one side; closing costs about the same again
LegHalf-spread$10k$100k$1M$5M
Buy Bulk live order book, 1 min ago0.01 bp3.5 bp −$43.5 bp −$353.5 bp −$3534.9 bp −$2,471
Sell Kalshi live order book, 1 min ago0.06 bp5.1 bp −$56.3 bp −$637.2 bp −$71511.6 bp −$5,806

BTC on 56 venues

lowest funding first. Swap a leg: a good short leg pays more funding and is priced higher.
ExchangeFunding /8hEveryPricePrice vs long legOIVol 24hMax lev
Phoenix BTC−0.0082%1h85,329+0.069%$2.1M$10.4M40xas long as short
Hotstuff BTC-PERP−0.0080%1h85,313+0.051%$8K$3K50xas long as short
KuCoin XBTUSDTM−0.0045%8h85,328.4+0.069%$927.9M$773.7M125xas long as short
BloFin BTC-USDT−0.0029%8h85,312.1+0.050%$421.0M$682.8M150xas long as short
Aster BTCUSDT−0.0011%8h85,390.6+0.142%$513.0M$1.09B200xas long as short
01 Exchange BTCUSD0.0000%1h85,330.8+0.071%$353K$2.4M50xas long as short
Perpl BTC0.0000%43m85,329.2+0.070%$492K$18.5M6.7xas long as short
dYdX BTC-USD+0.0001%1h85,282.8+0.015%$16.7M$21.3M50xas long as short
gTrade (Gains Network) BTC/USDL +0.0004% / S −0.0004%1h85,348.2+0.092%$36.5M200xas long as short
Nado BTC-PERP+0.0042%1h85,317.7+0.056%$24.4M$222.4M50xas long as short
Show all 56 venues
ExchangeFunding /8hEveryPricePrice vs long legOIVol 24hMax lev
Injective BTC/USDC PERP+0.0057%1h85,247−0.027%$338K$26.8M52xas long as short
BingX BTC-USDT+0.0070%8h85,383.8+0.134%$1.56Bas long as short
ApeX Omni BTCUSDT+0.0083%1h85,306.3+0.043%$139.5M$314.2M100xas long as short
Aevo BTC-PERP+0.0088%1h85,330.5+0.071%$2.4M$6.7M20xas long as short
Kraken Futures PF_XBTUSD+0.0089%1h85,358.6+0.104%$185.5M$958.4M100xas long as short
Bitget BTCUSDT+0.0089%8h85,393.1+0.145%$2.96B$5.17B150xas long as short
MEXC BTC_USDT+0.0091%8h85,348+0.092%$5.01B$5.75B500xas long as short
Binance BTCUSDT+0.0092%8h85,393.2+0.145%$9.43B$24.96B150xas long as short
Lighter BTC+0.0096%1h85,359.1+0.105%$170.3M$1.02B50xas long as short
Lighter RH BTC+0.0096%1h85,353.9+0.099%$23.5M$148.1M50xas long as short
Popdex BTCUSDT+0.0096%1h85,325+0.065%$8.4M$56.3M100xas long as short
Katana Perps BTC-USD+0.0100%8h85,305+0.041%$236K$8.7M50xas long as short
Bybit BTCUSDT+0.0100%8h85,386.4+0.137%$5.14B$9.99B150xas long as short
Paradex BTC-USD-PERP+0.0100%8h85,390.7+0.142%$5.8M$9.6M50xas long as short
Hyperliquid BTC+0.0100%1h85,442+0.202%$3.74B$5.09B40xas long as short
Pacifica BTC+0.0100%1h85,359.5+0.105%$39.9M$602.6M50xas long as short
OKX BTC-USDT-SWAP+0.0100%8h85,397.1+0.149%$2.60B$12.26B100xas long as short
Ondo Perps BTC-USD.P+0.0100%1h85,315+0.053%$3.8M$17.1M25xas long as short
Arcus BTC-USD+0.0100%1h85,318.7+0.057%$5.1M$98.9M40xas long as short
Gate BTC_USDT+0.0100%8h85,388+0.139%$5.55B$11.02B200xas long as short
Backpack BTC_USDC_PERP+0.0100%1h85,354.9+0.100%$37.1M$178.4M75xas long as short
Variational Omni BTC+0.0100%8h85,275.8+0.007%$154.7M$557.8Mas long as short
edgeX BTCUSDC+0.0100%4h85,267.5−0.003%$279.4M$951.1M100xas long as short
GRVT BTC_USDT_Perp+0.0100%8h85,293.3+0.027%$214.1M$165.1M50xas long as short
StandX BTC-USD+0.0100%1h85,321.9+0.061%$30.1M$203.5M40xas long as short
Vest BTC-PERP+0.0100%1h85,383.9+0.134%$10.9M50xas long as short
Polymarket Perps BTC-USD+0.0100%1h85,328+0.068%$11.0M$14.6M50xas long as short
Bullet BTC-USD+0.0100%1h85,337+0.079%$201K$3.3M20xas long as short
Orderly PERP_BTC_USDC+0.0100%8h85,337.2+0.079%$2.6M$9.8M100xas long as short
Bluefin BTC-PERP+0.0100%1h85,376.4+0.125%$194K$795K40xas long as short
Derive BTC-PERP+0.0100%1h85,214.5−0.065%$29.9M$47.0M15xas long as short
SunX BTC-USDT+0.0100%8h85,313.5+0.051%$2.9M$6.1M100xas long as short
SoDEX BTC-USD+0.0100%1h85,340+0.082%$59.7M$336.8M40xas long as short
HTX BTC-USDT+0.0100%8h85,326.2+0.066%$2.26B$967.9M200xas long as short
Phemex BTCUSDT+0.0100%8h85,353.2+0.098%$152.2M$509.9M150xas long as short
Bulk BTC-USDlong+0.0100%1h85,269.9long leg$683.1M$415.1M40x
Deribit BTC-PERPETUAL+0.0102%1h85,382.5+0.132%$862.2M$1.64B50xas long as short
Extended BTC-USD+0.0104%1h85,312.4+0.050%$44.8M$240.7M50xas long as short
Jupiter Perps WBTC-PERPL +0.0104% / S +0.0056%1h85,332.2+0.073%$106.9M500xas long as short
Coinbase International BTC-PERP-INTX+0.0104%1h85,380.5+0.130%$115.8M$5.47B50xas long as short
Reya BTCRUSDPERP+0.0129%1h85,307.5+0.044%$6.6M$147.6M40xas long as short
Kalshi KXBTCPERPshort+0.0182%8h85,358+0.103%$11.8M$740.9M6.4x
RISEx BTC/USDC+0.0193%1h85,348+0.092%$8.7M$42.9M25xas long as short
GMX BTC/USD [WBTC.b-USDC]L +0.0200% / S −0.0176%1h85,357.3+0.102%$13.1M200xas long as short
Hibachi BTC/USDT-P+0.0240%1h85,356+0.101%$685K$7.9M30xas long as short
Aftermath Perps BTCUSD+0.0259%1h85,324.1+0.064%$79K$230K20xas long as short