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

BTC

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SwapBacktest
Alert: funding
Alert: spread
Funding you earn now, next payment 04:00 UTC−0.0112%/8h= −12.3% APRnext payment $1.12 per $10,000 · paid last 24h +0.003%
Price spread now: Phemex against Kalshi−0.030%7-day average +0.002% · you buy dearer than you sell
Net, funding: paid 7d − costs−$27as in the Funding arb table
Net, price: spread back to 7d avg − costs−$26as in the Price arb table
costs, in and out, $10k−$230.232% of the position
What this pair did over the last
the charts below follow
Funding, last 7 days−0.034%−$3 on $10k
Price spread, last 3 days (all we have)−0.022%−$2 · spread now −0.030%, 7d avg +0.002%
Together, before fees−0.056%−$6 on $10k · with fees, hour by hour
Both sides work against this trade now: funding costs −$3 a day on $10k at the current rate, and Phemex is 0.032% cheaper against Kalshi than usual: you would sell low and buy high (−$3 if the spread goes back to its 7-day average of +0.002%). Swap the legs.
LegExchangePriceFunding /8hEach paymentNext inOIVol 24hMax lev
LongKalshi KXBTCPERP85,6230.0212pay 0.0212% / 8h2h 04m$10.2M$765.4M6.4x
ShortPhemex BTCUSDT85,596.90.0100get 0.0100% / 8h6h 04m$150.9M$480.3M150x

Funding history

latest
Range statsloading…

Price spread between the two exchanges

Phemex 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
−$23.5
Price spread: −0.030% → +0.002%
−$3.22
Slippage, 4 orders
−$1.16
Fee Kalshi: 5 bp × 2 orders
−$10
Fee Phemex: 6 bp × 2 orders
−$12
Net
−$49.87
Costs to cover
0.232%
Break-even
never at this rate
Slippage from Kalshi: live order book, 4 min ago; Phemex: live order book, 4 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, 4 min ago0.29 bp5.7 bp −$67.1 bp −$717.6 bp −$76313.0 bp −$6,490
Sell Phemex live order book, 4 min ago0.01 bp6.0 bp −$66.7 bp −$677.8 bp −$777doesn't fit

BTC on 55 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−0.0144%1h85,616−0.008%$2.1M$10.5M40xas long as short
Hotstuff BTC-PERP−0.0080%1h85,643+0.023%$8K$3K50xas long as short
01 Exchange BTCUSD−0.0064%1h85,594−0.034%$362K$2.3M50xas long as short
dYdX BTC-USD+0.0002%1h85,597.1−0.030%$16.7M$21.0M50xas long as short
gTrade (Gains Network) BTC/USDL +0.0004% / S −0.0004%1h85,622.3−0.001%$36.7M200xas long as short
Injective BTC/USDC PERP+0.0020%1h85,682+0.069%$340K$26.9M52xas long as short
Aster BTCUSDT+0.0024%8h85,597.3−0.030%$516.1M$1.12B200xas long as short
KuCoin XBTUSDTM+0.0025%8h85,582.5−0.047%$900.8M$748.7M125xas long as short
Nado BTC-PERP+0.0033%1h85,590.2−0.038%$22.7M$225.8M50xas long as short
RISEx BTC/USDC+0.0044%1h85,622.4−0.001%$8.4M$42.2M25xas long as short
Show all 55 venues
ExchangeFunding /8hEveryPricePrice vs long legOIVol 24hMax lev
HTX BTC-USDT+0.0054%8h85,603.1−0.023%$2.27B$937.3M200xas long as short
BingX BTC-USDT+0.0056%8h85,614.8−0.010%$1.56Bas long as short
Reya BTCRUSDPERP+0.0061%1h85,602.2−0.024%$6.7M$146.4M40xas long as short
Bitget BTCUSDT+0.0069%8h85,602.9−0.023%$2.94B$5.04B150xas long as short
SunX BTC-USDT+0.0077%8h85,571.8−0.060%$2.9M$6.6M100xas long as short
Aevo BTC-PERP+0.0080%1h85,597.3−0.030%$2.5M$1.7M20xas long as short
MEXC BTC_USDT+0.0085%8h85,613.5−0.011%$5.08B$5.76B500xas long as short
Binance BTCUSDT+0.0086%8h85,613.6−0.011%$9.33B$24.03B150xas long as short
Lighter BTC+0.0096%1h85,606.5−0.019%$170.4M$996.2M50xas long as short
Lighter RH BTC+0.0096%1h85,609.5−0.016%$23.9M$148.8M50xas long as short
Popdex BTCUSDT+0.0096%1h85,596−0.032%$8.4M$51.7M100xas long as short
ApeX Omni BTCUSDT+0.0097%1h85,611.5−0.013%$140.0M$317.0M100xas long as short
Paradex BTC-USD-PERP+0.0099%8h85,644+0.025%$3.8M$8.3M50xas long as short
Katana Perps BTC-USD+0.0100%8h85,574−0.057%$206K$7.6M50xas long as short
Hyperliquid BTC+0.0100%1h85,675.3+0.061%$3.77B$4.91B40xas long as short
Pacifica BTC+0.0100%1h85,631.3+0.010%$40.2M$569.5M50xas long as short
Bybit BTCUSDT+0.0100%8h85,620−0.004%$5.32B$9.64B150xas long as short
OKX BTC-USDT-SWAP+0.0100%8h85,617.9−0.006%$2.55B$12.20B100xas long as short
Ondo Perps BTC-USD.P+0.0100%1h85,595−0.033%$3.9M$18.0M25xas long as short
Arcus BTC-USD+0.0100%1h85,562.7−0.070%$7.2M$96.4M40xas long as short
Gate BTC_USDT+0.0100%8h85,617.6−0.006%$5.58B$10.61B200xas long as short
Backpack BTC_USDC_PERP+0.0100%1h85,588.5−0.040%$35.1M$167.2M75xas long as short
Variational Omni BTC+0.0100%8h85,602.8−0.024%$154.0M$555.5Mas long as short
edgeX BTCUSDC+0.0100%4h85,588.5−0.040%$278.4M$938.6M100xas long as short
GRVT BTC_USDT_Perp+0.0100%8h85,544.9−0.091%$214.7M$162.9M50xas long as short
StandX BTC-USD+0.0100%1h85,623.8+0.001%$30.3M$210.1M40xas long as short
Vest BTC-PERP+0.0100%1h85,659.5+0.043%$11.8M50xas long as short
Polymarket Perps BTC-USD+0.0100%1h85,606−0.020%$11.0M$14.1M50xas long as short
Bullet BTC-USD+0.0100%1h85,608.6−0.017%$187K$3.3M20xas long as short
Orderly PERP_BTC_USDC+0.0100%8h85,599.4−0.028%$2.4M$8.9M100xas long as short
Bluefin BTC-PERP+0.0100%1h85,640+0.020%$196K$722K40xas long as short
Derive BTC-PERP+0.0100%1h85,605.2−0.021%$30.0M$56.1M15xas long as short
SoDEX BTC-USD+0.0100%1h85,603−0.023%$59.9M$336.6M40xas long as short
Phemex BTCUSDTshort+0.0100%8h85,596.9−0.030%$150.9M$480.3M150x
Bulk BTC-USD+0.0100%1h85,593.2−0.035%$605.0M$283.5M40xas long as short
Extended BTC-USD+0.0104%1h85,588.5−0.040%$44.1M$228.1M50xas long as short
Jupiter Perps WBTC-PERPL +0.0104% / S +0.0056%1h85,621.7−0.002%$102.0M500xas long as short
Coinbase International BTC-PERP-INTX+0.0112%1h85,643.9+0.024%$130.7M$5.10B50xas long as short
Kraken Futures PF_XBTUSD+0.0146%1h85,626.3+0.004%$187.3M$957.5M100xas long as short
Hibachi BTC/USDT-P+0.0176%1h85,644.8+0.025%$682K$7.8M30xas long as short
Aftermath Perps BTCUSD+0.0177%1h85,642.5+0.023%$78K$219K20xas long as short
GMX BTC/USD [WBTC.b-USDC]L +0.0203% / S −0.0186%1h85,620−0.003%$13.5M200xas long as short
Kalshi KXBTCPERPlong+0.0212%8h85,623long leg$10.2M$765.4M6.4x
Deribit BTC-PERPETUAL+0.0233%1h85,654.2+0.036%$894.9M$1.53B50xas long as short
Perpl BTC+0.0447%43m85,633.1+0.012%$510K$20.1M6.7xas long as short