The cryptocurrency market is structured in such a way that the same asset can have different prices on different platforms at the same moment. This difference—the spread—is the bread and butter of an arbitrageur. The logic is simple: buy where it's cheaper, sell where it's more expensive. But in practice, it all comes down to milliseconds: a discrepancy of 0.01–0.5% lasts only a few seconds, and manual trading is powerless here. By the time you see the number and place two orders, the order book has already changed.
Speed as the Key Success Factor
The Arbitron platform takes on all the grunt work. The system monitors order books and funding rates on 20 exchanges in real time, simultaneously tracking about 10,000 trading pairs. Meanwhile, the trader's funds remain on their own exchange accounts—the service only manages orders via API keys, without access to withdrawing funds.
The key advantage is infrastructure. Each user is allocated a dedicated AWS server with its own static IP. The trader chooses the region themselves: Tokyo, Singapore, Frankfurt, or London. This is critical, because a delay of 200–500 ms (a request from another continent) leads to slippage of nearly 0.8%, which is several times the typical spread. From a neighboring region, the request takes 10–35 ms—and it's this kind of speed that allows capturing profitable discrepancies.
Honest Backtesting Instead of Pretty Numbers
Most scanners are guilty of illusory percentages: they show a spread that is physically impossible to realize. Arbitron solves this problem radically. Instead of momentary quotes, the scanner displays backtest results with a 5-minute delay. The system runs the last 8 hours of recorded data through the same strategy used in live trading, accounting for fees, slippage, and order book depth for a specific volume.
The validation filter deserves special attention: the spread must hold above the threshold for at least a second without a single dip. Instantaneous crossings are filtered out automatically. This approach kills the main illusion of arbitrage scanners—pretty percentages that are impossible to reach.
Protection Against Disasters
In addition to standard stop-losses, the platform has a multi-level delisting detection system. This is a critical feature: when an exchange removes a contract, one leg of the trade disappears, and the other remains unhedged. Arbitron tracks official announcements from Binance, Bybit, Bitget, and OKX, cross-checks the full list of instruments every 5 minutes, and reacts to a symbol disappearing from the feed. In the final hours before delisting, the spread widens 5–10 times—and this is a trap for the inexperienced.
Monetization: Pay Only for Results
The payment model deserves a special mention. The fee is charged exclusively on realized profit, with losses carried forward to future periods. A week without earnings costs nothing, and income that merely covers a previous drawdown is not charged. Pricing tiers range from $39 (data only) to $299 (Prime functionality), but the essence is the same: the platform earns only when you earn.
My conclusion: Arbitron is not just a tool for finding spreads, but a full-fledged infrastructure for systematic arbitrage trading. The project solves the main problem of retail traders—the lack of speed and discipline. However, it's worth remembering: even the most advanced automation does not eliminate the need to understand the market and configure risks. This is a tool for those willing to learn, not for those seeking a "holy grail."