SONAR: KYB due diligence

io.github.Ivanolegvak/sonar-mcp

Company register lookups and KYB checks: registries, sanctions, PEP, offshore leaks, adverse media.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "sonar-mcp": {
      "command": "uvx",
      "args": [
        "getsonar-mcp"
      ],
      "env": {
        "SONAR_API_KEY": "<your SONAR_API_KEY>",
        "SONAR_API_BASE": "https://api.getsonar.report",
        "SONAR_API_TIMEOUT": "120"
      }
    }
  }
}
Environment variables
  • SONAR_API_KEYrequiredsecretYour SONAR API key (sk-sonar-...). Create one at https://getsonar.report/developer/keys. A test key (sk-sonar-test-) runs company lookups for free against fixed scenarios.
  • SONAR_API_BASEAPI base URL. Only change it for a staging or self-hosted SONAR.
  • SONAR_API_TIMEOUTPer-request timeout in seconds.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
0.3.0
Registry
active
Published
11/7/2026

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