Is radmail-mcp safe to install?

A server's blast radius is the most powerful thing each of its tools can do. This grades the tools it declares, read-only, not whether it is secure.

radmail-mcp declares no high-impact capabilities that AxioRank flags. A minimal grade means a small blast radius, not an endorsement.

Keyword matches in tool descriptions and schemas. These are shown for transparency and are not part of the grade.

• highCredential / secret access capability

Drop this into your MCP client config (Claude Desktop, Cursor, and others).

{
  "mcpServers": {
    "ai-radmail-radmail-mcp": {
      "url": "https://radmail.ai/api/mcp/sandbox"
    }
  }
}

The grade reflects the blast radius of what radmail-mcp declares it can do, read-only, not whether it is secure or trustworthy, and not a judgment of the vendor. Maintain this server? Claim this listing or request a re-scan. See the methodology.