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

BTC

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SwapBacktest
Alert: funding
Alert: spread
Funding you earn now, next payment 12:00 UTC−0.0217%/8h= −23.8% APRnext payment $2.17 per $10,000 · paid last 24h −0.011%
Price spread now: BloFin against Kalshi−0.046%7-day average −0.007% · you buy dearer than you sell
Net, funding: paid 7d − costs−$22as in the Funding arb table
Net, price: spread back to 7d avg − costs−$26as in the Price arb table
costs, in and out, $10k−$230.225% of the position
What this pair did over the last
the charts below follow
Funding, last 7 days+0.009%+$1 on $10k
Price spread, last 4 days (all we have)−0.008%−$1 · spread now −0.046%, 7d avg −0.007%
Together, before fees+0.001%$0 on $10k · with fees, hour by hour
Both sides work against this trade now: funding costs −$7 a day on $10k at the current rate, and BloFin is 0.039% cheaper against Kalshi than usual: you would sell low and buy high (−$4 if the spread goes back to its 7-day average of −0.007%). Swap the legs.
The current funding rate is far above what this pair has been paying: over the last 7 days it paid 0.009% in total (about 0.5% a year). A funding rate is set anew for every payment; at this rate the next one is about $2.17 per $10,000. In the chart: green and red are payments made; yellow are the hours one leg has not settled yet: what the other leg paid, plus the unsettled leg at its current rate.
LegExchangePriceFunding /8hEach paymentNext inOIVol 24hMax lev
LongKalshi KXBTCPERP86,0630.0157pay 0.0157% / 8h9m 05s$13.1M$731.3M6.4x
ShortBloFin BTC-USDT86,023.4−0.0059pay 0.0059% / 8h4h 09m$421.4M$552.0M150x

Funding history

latest
Range statsloading…

Price spread between the two exchanges

BloFin against Kalshi. 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
−$45.56
Price spread: −0.046% → −0.007%
−$3.9
Slippage, 4 orders
−$0.5
Fee Kalshi: 5 bp × 2 orders
−$10
Fee BloFin: 6 bp × 2 orders
−$12
Net
−$71.96
Costs to cover
0.225%
Break-even
never at this rate
Slippage from Kalshi: live order book, 3 min ago; BloFin: live order book, 3 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 Kalshi live order book, 3 min ago0.06 bp5.3 bp −$56.6 bp −$667.3 bp −$73012.0 bp −$6,013
Sell BloFin live order book, 3 min ago0.01 bp6.0 bp −$66.0 bp −$606.1 bp −$6126.7 bp −$3,361

BTC on 56 exchanges

lowest funding first. Swap a leg: a good short leg pays more funding and is priced higher.
ExchangeFunding /8hEveryPricePrice vs long legOIVol 24hMax lev
Perpl BTC−0.0223%43m86,057.9−0.006%$471K$13.2M6.7xas long as short
Phoenix BTC−0.0150%1h86,031−0.037%$2.1M$7.7M40xas long as short
Hotstuff BTC-PERP−0.0080%1h85,871−0.223%$8K$2K50xas long as short
BloFin BTC-USDTshort−0.0059%8h86,023.4−0.046%$421.4M$552.0M150x
SoDEX BTC-USD−0.0034%1h85,999−0.074%$65.9M$186.3M40xas long as short
01 Exchange BTCUSD−0.0032%1h86,053−0.012%$363K$1.8M50xas long as short
dYdX BTC-USD0.0000%1h86,034.5−0.033%$16.9M$13.2M50xas long as short
Injective BTC/USDC PERP+0.0001%1h86,061−0.002%$311K$32.6M52xas long as short
Aster BTCUSDT+0.0002%8h85,993.9−0.080%$510.3M$814.6M200xas long as short
gTrade (Gains Network) BTC/USDL +0.0004% / S −0.0004%1h86,047−0.019%$37.0M200xas long as short
Show all 56 exchanges
ExchangeFunding /8hEveryPricePrice vs long legOIVol 24hMax lev
Kraken Futures PF_XBTUSD+0.0019%1h86,040.4−0.026%$193.8M$723.8M100xas long as short
Popdex BTCUSDT+0.0032%1h86,031−0.037%$8.6M$46.1M100xas long as short
Phemex BTCUSDT+0.0035%8h86,025−0.044%$173.6M$468.9M150xas long as short
KuCoin XBTUSDTM+0.0050%8h86,008.8−0.063%$952.9M$625.7M125xas long as short
Binance BTCUSDT+0.0060%8h86,000.3−0.073%$9.41B$19.84B150xas long as short
MEXC BTC_USDT+0.0060%8h86,025.2−0.044%$5.19B$4.77B500xas long as short
Bybit BTCUSDT+0.0062%8h86,000.1−0.073%$5.16B$7.93B150xas long as short
Aevo BTC-PERP+0.0064%1h86,016−0.055%$2.4M$6.8M20xas long as short
Gate BTC_USDT+0.0074%8h86,013.5−0.058%$5.52B$8.86B200xas long as short
Bitget BTCUSDT+0.0076%8h85,993.4−0.081%$3.00B$3.80B150xas long as short
Bullet BTC-USD+0.0079%1h86,032.7−0.035%$221K$3.2M20xas long as short
HTX BTC-USDT+0.0080%8h86,026.2−0.043%$2.27B$736.5M200xas long as short
Nado BTC-PERP+0.0089%1h86,031.5−0.037%$22.9M$188.9M50xas long as short
Variational Omni BTC+0.0092%8h85,989.7−0.085%$157.6M$474.7Mas long as short
Lighter BTC+0.0096%1h86,040.2−0.026%$174.1M$855.4M50xas long as short
Lighter RH BTC+0.0096%1h86,044.2−0.022%$23.8M$118.8M50xas long as short
GRVT BTC_USDT_Perp+0.0099%8h86,008.7−0.063%$216.1M$133.5M50xas long as short
Katana Perps BTC-USD+0.0100%8h86,013−0.058%$220K$8.1M50xas long as short
Paradex BTC-USD-PERP+0.0100%8h86,090.9+0.032%$5.7M$7.0M50xas long as short
Pacifica BTC+0.0100%1h86,083.8+0.024%$40.1M$565.6M50xas long as short
OKX BTC-USDT-SWAP+0.0100%8h85,991.8−0.083%$2.64B$9.00B100xas long as short
Ondo Perps BTC-USD.P+0.0100%1h86,031−0.037%$4.0M$14.7M25xas long as short
Arcus BTC-USD+0.0100%1h86,049.9−0.015%$4.6M$90.7M40xas long as short
BingX BTC-USDC+0.0100%8h85,979.1−0.097%$16.1Mas long as short
Backpack BTC_USDC_PERP+0.0100%1h85,996.8−0.077%$39.3M$200.5M75xas long as short
edgeX BTCUSDC+0.0100%4h86,036.2−0.031%$289.8M$715.7M100xas long as short
ApeX Omni BTCUSDT+0.0100%1h86,006.1−0.066%$137.8M$284.5M100xas long as short
StandX BTC-USD+0.0100%1h86,014−0.057%$30.2M$227.5M40xas long as short
Vest BTC-PERP+0.0100%1h86,120.7+0.067%$10.9M50xas long as short
Polymarket Perps BTC-USD+0.0100%1h86,032−0.036%$11.0M$11.8M50xas long as short
Orderly PERP_BTC_USDC+0.0100%8h86,019.6−0.050%$2.6M$8.7M100xas long as short
Bluefin BTC-PERP+0.0100%1h86,059.6−0.004%$143K$608K40xas long as short
Derive BTC-PERP+0.0100%1h86,084.4+0.025%$29.1M$44.2M15xas long as short
SunX BTC-USDT+0.0100%8h86,028.3−0.040%$3.3M$6.8M100xas long as short
Bulk BTC-USD+0.0100%1h86,063.9+0.001%$717.2M$65.2M40xas long as short
Extended BTC-USD+0.0104%1h85,961.1−0.118%$47.4M$181.1M50xas long as short
Jupiter Perps WBTC-PERPL +0.0104% / S +0.0056%1h86,042.2−0.024%$76.5M500xas long as short
Coinbase International BTC-PERP-INTX+0.0128%1h86,056.8−0.007%$112.9M$4.96B50xas long as short
Hyperliquid BTC+0.0153%1h86,119+0.065%$3.98B$4.13B40xas long as short
Kalshi KXBTCPERPlong+0.0157%8h86,063long leg$13.1M$731.3M6.4x
Deribit BTC-PERPETUAL+0.0164%1h86,077.4+0.017%$818.5M$1.47B50xas long as short
RISEx BTC/USDC+0.0165%1h86,071+0.009%$9.0M$35.3M25xas long as short
Reya BTCRUSDPERP+0.0178%1h86,014.8−0.056%$6.6M$121.4M40xas long as short
GMX BTC/USD [WBTC.b-USDC]L +0.0211% / S −0.0245%1h86,042.9−0.023%$15.8M200xas long as short
Aftermath Perps BTCUSD+0.0263%1h86,064.1+0.001%$80K$216K20xas long as short
Hibachi BTC/USDT-P+0.0288%1h86,056.6−0.007%$690K$6.8M30xas long as short