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Polarity

Official registry Security

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

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package @polarityio/mcp-connector
Claude Code 
claude mcp add polarity -e 'POLARITY_SERVER_URL=<POLARITY_SERVER_URL>' -e 'POLARITY_TOKEN=<POLARITY_TOKEN>' -e 'POLARITY_IGNORE_SSL=<POLARITY_IGNORE_SSL>' -e 'POLARITY_TIMEOUT_MS=<POLARITY_TIMEOUT_MS>' -- npx -y @polarityio/mcp-connector@1.0.1
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "polarity": {
            "command": "npx",
            "args": [
                "-y",
                "@polarityio/mcp-connector@1.0.1"
            ],
            "env": {
                "POLARITY_SERVER_URL": "<POLARITY_SERVER_URL>",
                "POLARITY_TOKEN": "<POLARITY_TOKEN>",
                "POLARITY_IGNORE_SSL": "<POLARITY_IGNORE_SSL>",
                "POLARITY_TIMEOUT_MS": "<POLARITY_TIMEOUT_MS>"
            }
        }
    }
}

Environment variables

  • 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.

Frequently asked questions

What is Polarity?

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

How do I install Polarity?

It runs on your machine. In Claude Code: claude mcp add polarity -e 'POLARITY_SERVER_URL=<POLARITY_SERVER_URL>' -e 'POLARITY_TOKEN=<POLARITY_TOKEN>' -e 'POLARITY_IGNORE_SSL=<POLARITY_IGNORE_SSL>' -e 'POLARITY_TIMEOUT_MS=<POLARITY_TIMEOUT_MS>' -- npx -y @polarityio/mcp-connector@1.0.1. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Polarity need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains Polarity?

It is published by radar989. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.