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updated —BTC Funding Arbitrage Backtester
Size per leg$
R-trip cost
on +$10000.00 per leg · +$20000.00 turnover · funding covers it in ~0.6d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+76.72%
3d Period Avg+63.08%
swing±33.30%
LONG Paradex · nowBTC-USD-PERP
+10.94%
3d avg:+9.43%
SHORT Bullet · now
+87.66%
3d avg:+72.51%
Entry Spread Now
+0.091%
In your favorL ask 77,965.3 · S bid 78,036+$9.07 at entry
24h range +0.05%…+0.17% · median +0.11%
Long pays every8hShort pays every1h
LONGmaker0%/taker0.007%SHORTmaker0.010%/taker0.040%
Loading Funding History…
↗Total PnL
+$39.10
+0.39%
$Avg Daily PnL
+$17.59
+0.1759%
★Best Day
+$20.33
Oct 30
◎Open Interest
Paradex$2.37M
Bullet$1.25M⚡Funding APR
+64.19%
annualized · funding only
⚠Execution Cost
−$13.66
entry + exit fees
⏱Payback
18.7h
to break even
◧24h Volume
Paradex$1.54MBullet$3.95MLoading Cumulative PnL…
How it works: Funding PnL is bucketed daily from real settlement history. Execution Cost = round-trip taker fees + live L2 orderbook slippage on both legs (−$13.66 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.