Kaidn MCP Server

Investigate fraud in plain English — "why was this signup blocked?", "what else has this device touched?", "what's in the review queue this morning?"

Local serverstdioMIT

What is the Kaidn MCP Server?

kaidn-mcp is an MCP project maintained in the kaidn-io/kaidn-mcp repository. The maintainer describes its purpose as “Investigate fraud in plain English — "why was this signup blocked?", "what else has this device touched?", "what's in the review queue this morning?"”. Read the project documentation for the complete scope.

Installation

The documented npm package is @kaidn/mcp. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.

Configuration values

The example declares KAIDN_API_KEY. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.

Source

Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
get_statsfree
list_eventsfree
explain_eventfree
triage_queuefree
get_configfree
investigate_entity1 row¹
check_email1 row
check_ip1 row
check_phone1 row
score_event1 row
add_to_listAdd an entity to the allow or block list
label_outcomeReport a confirmed fraud / chargeback / legit outcome

How to install the Kaidn MCP Server

{
  "mcpServers": {
    "kaidn": {
      "command": "npx",
      "args": [
        "@kaidn/mcp@latest"
      ],
      "env": {
        "KAIDN_API_KEY": "YOUR_KAIDN_API_KEY"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Configuration

VariableDescriptionRequired
KAIDN_API_KEYDeclared in the maintainer’s client configuration.Yes