MCP Server

Polarity MCP Server

Name: Polarity MCP Server
Author: io.github.radar989

io.github.radar989/polarity-mcp

Registry

What is the Polarity MCP server?

Real-time threat intelligence lookups and IOC parsing from your self-hosted Polarity instance.

How to install Polarity

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

POLARITY_SERVER_URL
The base URL of your Polarity server, e.g. https://polarity.yourcompany.com
POLARITY_TOKEN
A Polarity API key. Generate one in Polarity under Settings > API Keys.
POLARITY_IGNORE_SSL
Set to 'true' if your Polarity server uses a self-signed certificate.
POLARITY_TIMEOUT_MS
Timeout in milliseconds for Polarity API requests. Defaults to 30000 (30 seconds). Increase for slow integrations.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "polarity-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ],
      "env": {
        "POLARITY_SERVER_URL": "<YOUR_POLARITY_SERVER_URL>",
        "POLARITY_TOKEN": "<YOUR_POLARITY_TOKEN>",
        "POLARITY_IGNORE_SSL": "<YOUR_POLARITY_IGNORE_SSL>",
        "POLARITY_TIMEOUT_MS": "<YOUR_POLARITY_TIMEOUT_MS>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "polarity-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ],
      "env": {
        "POLARITY_SERVER_URL": "<YOUR_POLARITY_SERVER_URL>",
        "POLARITY_TOKEN": "<YOUR_POLARITY_TOKEN>",
        "POLARITY_IGNORE_SSL": "<YOUR_POLARITY_IGNORE_SSL>",
        "POLARITY_TIMEOUT_MS": "<YOUR_POLARITY_TIMEOUT_MS>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "polarity-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ],
      "env": {
        "POLARITY_SERVER_URL": "<YOUR_POLARITY_SERVER_URL>",
        "POLARITY_TOKEN": "<YOUR_POLARITY_TOKEN>",
        "POLARITY_IGNORE_SSL": "<YOUR_POLARITY_IGNORE_SSL>",
        "POLARITY_TIMEOUT_MS": "<YOUR_POLARITY_TIMEOUT_MS>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "polarity-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ],
      "env": {
        "POLARITY_SERVER_URL": "<YOUR_POLARITY_SERVER_URL>",
        "POLARITY_TOKEN": "<YOUR_POLARITY_TOKEN>",
        "POLARITY_IGNORE_SSL": "<YOUR_POLARITY_IGNORE_SSL>",
        "POLARITY_TIMEOUT_MS": "<YOUR_POLARITY_TIMEOUT_MS>"
      }
    }
  }
}

Claude Code

claude mcp add polarity-mcp --env POLARITY_SERVER_URL=<YOUR_POLARITY_SERVER_URL> --env POLARITY_TOKEN=<YOUR_POLARITY_TOKEN> --env POLARITY_IGNORE_SSL=<YOUR_POLARITY_IGNORE_SSL> --env POLARITY_TIMEOUT_MS=<YOUR_POLARITY_TIMEOUT_MS> -- npx -y @polarityio/mcp-connector