SB
Payment simulation

MidGard

Payment mimic platform simulating transaction lifecycles and stress-testing fraud detection systems.

A payment moves through five stages — initiation, authentication, authorisation, clearing, and settlement. At each stage, something can go wrong. MidGard simulates these flows so you can test what happens when they do.

Click a stage to inject a fault, then run
Processed: 0
Failed: 0
Speed

Fraud detection agents must decide instantly under load. As transaction volume climbs, latency increases, false positive rates rise, and catch rates degrade. The question isn't whether your detection works — it's whether it works at ten thousand transactions per second.

Crank the volume and watch metrics shift
Transaction stream
Throughput
100tx/sec
Latency
9ms avg
False positive
2.6%
Catch rate
95%
Latency over time
Volume100
Sensitivity0.5
Speed
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