How Sentinel stacks up.
Honest, feature-by-feature.
Every comparison below covers what the other platform does well, where it structurally can't see modern fraud — residential proxies, antidetect browsers, headless automation — and when you should pick it over Sentinel. No strawmen.
How to read these comparisons
Most fraud platforms were architected around one core signal: IP reputation (IPQS, minFraud), data enrichment (SEON), transaction history (Sift, Kount, Forter), or challenges (Arkose). Each is genuinely good at its core. The 2026 problem is that modern fraud — residential proxies plus antidetect browsers plus AI-driven automation — slips between those cores on first touch, before any history exists.
Sentinel's core is the device and connection itself: protocol fingerprints, hardware consistency checks, and network-layer signals evaluated in under 40 ms. That's why the honest answer in several comparisons is "run both" — Sentinel at the front door, your transaction scorer behind it. Where one tool genuinely replaces the other, the comparison says so.
Free tier: 1,000 requests/hour, no card. Mirror a day of traffic and diff the verdicts.