Payments · risk decision

CardOpsAI

Score a synthetic authorization, emit APPROVE / REVIEW / DECLINE, append to a hash-chained decision log. Deterministic weights — no ML black box in this demo.

Deterministic SHA-256 chain Synthetic MCC

Authorization inputFeatures

Merchant MCC Amount (BRL) Velocity (tx / 1h) Device trust (0–1)

Decision—

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Risk

Blocks

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MCC

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Weights: MCC gambling +0.35 · amount>2500 +0.20 · velocity>5 +0.25 · (1−trust)×0.30

Awaiting score…

Hash-chained decision loglocalStorage

Synthetic authorization features only. Not a production card network. No real PANs or merchants.

Source All labs Career RPG