How do I install Greynoise?

Greynoise is a local plugin. Install it using npm package: mcp-greynoise and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What credentials does Greynoise need?

Greynoise requires the following credentials or environment variables: GREYNOISE_API_KEY. You can find setup instructions on the server detail page.

What AI apps work with Greynoise?

Greynoise uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Greynoise MCP Server

by Nickjlucker

Developer ToolsLow Risk8.0MCP RegistryLocal

Free

Server data from the Official MCP Registry

MCP server for GreyNoise API - Check if IPs are internet background noise or targeted attacks

About

MCP server for GreyNoise API - Check if IPs are internet background noise or targeted attacks

What You'll Need

Set these up before or after installing:

GreyNoise API key (free Community tier: 50 req/day)Required

Environment variable: GREYNOISE_API_KEY

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-nickjlucker-greynoise": {
      "env": {
        "GREYNOISE_API_KEY": "your-greynoise-api-key-here"
      },
      "args": [
        "-y",
        "mcp-greynoise"
      ],
      "command": "npx"
    }
  }
}

Security Report

8.0

Low Risk8.0Low Risk

Valid MCP server (2 strong, 3 medium validity signals). 2 known CVEs in dependencies (0 critical, 2 high severity) Package registry verified. Imported from the Official MCP Registry.

3 files analyzed · 3 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

env_vars

Check that this permission is expected for this type of plugin.

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Local

Greynoise MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (3)

Reviews

No reviews yet

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Greynoise MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (3)

Reviews

No reviews yet

More Developer Tools MCP Servers

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mcp-creator-python

mcp-creator-typescript

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