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updated —Funding Arbitrage Backtester
Size per leg$
R-trip cost
on +$10000.00 per leg · +$20000.00 turnover · funding covers it in ~2.1d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+44.27%
7d Period Avg+8.74%
swing±16.82%
LONG Bullpen · now
+10.96%
7d avg:+8.00%
SHORT Coinbase International · nowBTC-PERP
+55.23%
7d avg:+16.74%
Entry Spread Now
+0.011%
In your favorL ask 83,637 · S bid 83,646.4+$1.12 at entry
24h range −0.05%…+0.59% · median +0.10%
Long pays every1hShort pays every1h
LONGmaker0.015%/taker0.045%SHORTmaker0.020%/taker0.040%
Loading Funding History…
↗Total PnL
−$9.15
−0.09%
$Avg Daily PnL
+$2.38
+0.0238%
★Best Day
+$9.45
Sep 30
◎Open Interest
Bullpen$1.44B
Coinbase International$86.48M⚡Funding APR
+8.67%
annualized · funding only
⚠Execution Cost
−$25.78
entry + exit fees
⏱Payback
10.8d
to break even
◧24h Volume
Bullpen$2.90BCoinbase International$659.06MLoading 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 (−$25.78 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.