MaxMind minFraud MCP by usefulapi

io.usefulapi/maxmind-minfraud

MCP server for MaxMind minFraud — score transactions for fraud risk from your AI assistant.

Yes, your AI can use this right now.Answered a live MCP handshake in 281 ms with no sign-in needed and exposes 4 tools.

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URL: https://maxmind-minfraud.usefulapi.io/mcp

4 tools, verified live

Pulled straight from the server with tools/list on 2026-10-17.
minfraud_scoreread-only

Score a transaction for fraud risk. Returns the overall risk_score (0.01–99), IP risk, disposition, and remaining query funds — the lightest, cheapest assessment. Send at least device.ip_address (plus email/billing/order for a better score). API: POST /minfraud/v2.0/score.

minfraud_insightsread-only

Score a transaction AND get detailed risk insights: IP geolocation, email/address/device attributes, and per-component risk on top of the risk_score. Same request body as minfraud_score. API: POST /minfraud/v2.0/insights.

minfraud_factorsread-only

The most detailed assessment: everything in Insights PLUS risk_score_reasons and per-factor subscores explaining WHY the score is what it is. Same request body as minfraud_score. API: POST /minfraud/v2.0/factors.

minfraud_report_transactioncan modify

WRITE — submits fraud feedback to MaxMind. Report the real-world outcome of a transaction (e.g. it was a chargeback or confirmed fraud) so minFraud can improve future scoring. This mutates MaxMind's model of your traffic; it is not a read. Requires a `tag` and at least one identifier (ip_address, maxmind_id, minfraud_id, or transaction_id). API: POST /minfraud/v2.0/transactions/report (returns HTT

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