Arbitrage Calculator
Plug in the best price you can find for each side at two different books. If the implied probabilities sum to under 100%, there's a guaranteed profit — and the calculator splits your stake to lock it in.
Result
- Margin
- 3.48%
- Stake on A
- $41.44
- Stake on B
- $58.56
- Locked profit
- $3.60
Arbing aggressively gets you limited or banned at U.S. books. Round-robin sparingly across many accounts — and never expect this to be a long-term living.