Polarity MCP Server

io.github.radar989/polarity-mcpv1.0.1

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

Node.jsstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Slowing4mo ago

Install Polarity MCP server

claude mcp add io-github-radar989-polarity-mcp -- npx -y @polarityio/mcp-connector

{
  "mcpServers": {
    "io-github-radar989-polarity-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "io-github-radar989-polarity-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "io-github-radar989-polarity-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "io-github-radar989-polarity-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarityio/mcp-connector"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
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.

Freshness

Slowing — last maintenance signal 4mo ago. The newest of the signals below sets the band.

Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-06-04 · 4mo ago · official registry · v1.0.1

FAQ

›How do I install the Polarity MCP server in Claude Code?

Run: claude mcp add io-github-radar989-polarity-mcp -- npx -y @polarityio/mcp-connector. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Polarity require an API key?

No required environment variables are declared in its published metadata.

›Can I use Polarity as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Polarity in the official MCP registry?

Yes, as io.github.radar989/polarity-mcp.